Re: Linux 6.11.10

From: Greg Kroah-Hartman
Date: Fri Nov 22 2024 - 09:50:59 EST


diff --git a/Makefile b/Makefile
index 3e48c8d84540..4b075e003b2d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 6
PATCHLEVEL = 11
-SUBLEVEL = 9
+SUBLEVEL = 10
EXTRAVERSION =
NAME = Baby Opossum Posse

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 173159e93c99..a1e5cdc1b336 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1597,6 +1597,9 @@ config ATAGS_PROC
config ARCH_SUPPORTS_CRASH_DUMP
def_bool y

+config ARCH_DEFAULT_CRASH_DUMP
+ def_bool y
+
config AUTO_ZRELADDR
bool "Auto calculation of the decompressed kernel image address" if !ARCH_MULTIPLATFORM
default !(ARCH_FOOTBRIDGE || ARCH_RPC || ARCH_SA1100)
diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S
index 1ec35f065617..28873cda464f 100644
--- a/arch/arm/kernel/head.S
+++ b/arch/arm/kernel/head.S
@@ -252,11 +252,15 @@ __create_page_tables:
*/
add r0, r4, #KERNEL_OFFSET >> (SECTION_SHIFT - PMD_ENTRY_ORDER)
ldr r6, =(_end - 1)
+
+ /* For XIP, kernel_sec_start/kernel_sec_end are currently in RO memory */
+#ifndef CONFIG_XIP_KERNEL
adr_l r5, kernel_sec_start @ _pa(kernel_sec_start)
#if defined CONFIG_CPU_ENDIAN_BE8 || defined CONFIG_CPU_ENDIAN_BE32
str r8, [r5, #4] @ Save physical start of kernel (BE)
#else
str r8, [r5] @ Save physical start of kernel (LE)
+#endif
#endif
orr r3, r8, r7 @ Add the MMU flags
add r6, r4, r6, lsr #(SECTION_SHIFT - PMD_ENTRY_ORDER)
@@ -264,6 +268,7 @@ __create_page_tables:
add r3, r3, #1 << SECTION_SHIFT
cmp r0, r6
bls 1b
+#ifndef CONFIG_XIP_KERNEL
eor r3, r3, r7 @ Remove the MMU flags
adr_l r5, kernel_sec_end @ _pa(kernel_sec_end)
#if defined CONFIG_CPU_ENDIAN_BE8 || defined CONFIG_CPU_ENDIAN_BE32
@@ -271,8 +276,7 @@ __create_page_tables:
#else
str r3, [r5] @ Save physical end of kernel (LE)
#endif
-
-#ifdef CONFIG_XIP_KERNEL
+#else
/*
* Map the kernel image separately as it is not located in RAM.
*/
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index 480e307501bb..6ea645939573 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -570,6 +570,7 @@ static int bad_syscall(int n, struct pt_regs *regs)
static inline int
__do_cache_op(unsigned long start, unsigned long end)
{
+ unsigned int ua_flags;
int ret;

do {
@@ -578,7 +579,9 @@ __do_cache_op(unsigned long start, unsigned long end)
if (fatal_signal_pending(current))
return 0;

+ ua_flags = uaccess_save_and_enable();
ret = flush_icache_user_range(start, start + chunk);
+ uaccess_restore(ua_flags);
if (ret)
return ret;

diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 3f774856ca67..b6ad0a8810e4 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -1402,18 +1402,6 @@ static void __init devicemaps_init(const struct machine_desc *mdesc)
create_mapping(&map);
}

- /*
- * Map the kernel if it is XIP.
- * It is always first in the modulearea.
- */
-#ifdef CONFIG_XIP_KERNEL
- map.pfn = __phys_to_pfn(CONFIG_XIP_PHYS_ADDR & SECTION_MASK);
- map.virtual = MODULES_VADDR;
- map.length = ((unsigned long)_exiprom - map.virtual + ~SECTION_MASK) & SECTION_MASK;
- map.type = MT_ROM;
- create_mapping(&map);
-#endif
-
/*
* Map the cache flushing regions.
*/
@@ -1603,12 +1591,27 @@ static void __init map_kernel(void)
* This will only persist until we turn on proper memory management later on
* and we remap the whole kernel with page granularity.
*/
+#ifdef CONFIG_XIP_KERNEL
+ phys_addr_t kernel_nx_start = kernel_sec_start;
+#else
phys_addr_t kernel_x_start = kernel_sec_start;
phys_addr_t kernel_x_end = round_up(__pa(__init_end), SECTION_SIZE);
phys_addr_t kernel_nx_start = kernel_x_end;
+#endif
phys_addr_t kernel_nx_end = kernel_sec_end;
struct map_desc map;

+ /*
+ * Map the kernel if it is XIP.
+ * It is always first in the modulearea.
+ */
+#ifdef CONFIG_XIP_KERNEL
+ map.pfn = __phys_to_pfn(CONFIG_XIP_PHYS_ADDR & SECTION_MASK);
+ map.virtual = MODULES_VADDR;
+ map.length = ((unsigned long)_exiprom - map.virtual + ~SECTION_MASK) & SECTION_MASK;
+ map.type = MT_ROM;
+ create_mapping(&map);
+#else
map.pfn = __phys_to_pfn(kernel_x_start);
map.virtual = __phys_to_virt(kernel_x_start);
map.length = kernel_x_end - kernel_x_start;
@@ -1618,7 +1621,7 @@ static void __init map_kernel(void)
/* If the nx part is small it may end up covered by the tail of the RWX section */
if (kernel_x_end == kernel_nx_end)
return;
-
+#endif
map.pfn = __phys_to_pfn(kernel_nx_start);
map.virtual = __phys_to_virt(kernel_nx_start);
map.length = kernel_nx_end - kernel_nx_start;
@@ -1762,6 +1765,11 @@ void __init paging_init(const struct machine_desc *mdesc)
{
void *zero_page;

+#ifdef CONFIG_XIP_KERNEL
+ /* Store the kernel RW RAM region start/end in these variables */
+ kernel_sec_start = CONFIG_PHYS_OFFSET & SECTION_MASK;
+ kernel_sec_end = round_up(__pa(_end), SECTION_SIZE);
+#endif
pr_debug("physical kernel sections: 0x%08llx-0x%08llx\n",
kernel_sec_start, kernel_sec_end);

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 402ae0297993..7d92c0a9c43d 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -1559,6 +1559,9 @@ config ARCH_DEFAULT_KEXEC_IMAGE_VERIFY_SIG
config ARCH_SUPPORTS_CRASH_DUMP
def_bool y

+config ARCH_DEFAULT_CRASH_DUMP
+ def_bool y
+
config ARCH_HAS_GENERIC_CRASHKERNEL_RESERVATION
def_bool CRASH_RESERVE

diff --git a/arch/arm64/include/asm/mman.h b/arch/arm64/include/asm/mman.h
index 5966ee4a6154..ef35c52aabd6 100644
--- a/arch/arm64/include/asm/mman.h
+++ b/arch/arm64/include/asm/mman.h
@@ -3,6 +3,8 @@
#define __ASM_MMAN_H__

#include <linux/compiler.h>
+#include <linux/fs.h>
+#include <linux/shmem_fs.h>
#include <linux/types.h>
#include <uapi/asm/mman.h>

@@ -21,19 +23,21 @@ static inline unsigned long arch_calc_vm_prot_bits(unsigned long prot,
}
#define arch_calc_vm_prot_bits(prot, pkey) arch_calc_vm_prot_bits(prot, pkey)

-static inline unsigned long arch_calc_vm_flag_bits(unsigned long flags)
+static inline unsigned long arch_calc_vm_flag_bits(struct file *file,
+ unsigned long flags)
{
/*
* Only allow MTE on anonymous mappings as these are guaranteed to be
* backed by tags-capable memory. The vm_flags may be overridden by a
* filesystem supporting MTE (RAM-based).
*/
- if (system_supports_mte() && (flags & MAP_ANONYMOUS))
+ if (system_supports_mte() &&
+ ((flags & MAP_ANONYMOUS) || shmem_file(file)))
return VM_MTE_ALLOWED;

return 0;
}
-#define arch_calc_vm_flag_bits(flags) arch_calc_vm_flag_bits(flags)
+#define arch_calc_vm_flag_bits(file, flags) arch_calc_vm_flag_bits(file, flags)

static inline bool arch_validate_prot(unsigned long prot,
unsigned long addr __always_unused)
diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig
index 70f169210b52..ce232ddcd27d 100644
--- a/arch/loongarch/Kconfig
+++ b/arch/loongarch/Kconfig
@@ -599,6 +599,9 @@ config ARCH_SUPPORTS_KEXEC
config ARCH_SUPPORTS_CRASH_DUMP
def_bool y

+config ARCH_DEFAULT_CRASH_DUMP
+ def_bool y
+
config ARCH_SELECTS_CRASH_DUMP
def_bool y
depends on CRASH_DUMP
diff --git a/arch/loongarch/include/asm/kasan.h b/arch/loongarch/include/asm/kasan.h
index c6bce5fbff57..7f52bd31b9d4 100644
--- a/arch/loongarch/include/asm/kasan.h
+++ b/arch/loongarch/include/asm/kasan.h
@@ -25,6 +25,7 @@
/* 64-bit segment value. */
#define XKPRANGE_UC_SEG (0x8000)
#define XKPRANGE_CC_SEG (0x9000)
+#define XKPRANGE_WC_SEG (0xa000)
#define XKVRANGE_VC_SEG (0xffff)

/* Cached */
@@ -41,20 +42,28 @@
#define XKPRANGE_UC_SHADOW_SIZE (XKPRANGE_UC_SIZE >> KASAN_SHADOW_SCALE_SHIFT)
#define XKPRANGE_UC_SHADOW_END (XKPRANGE_UC_KASAN_OFFSET + XKPRANGE_UC_SHADOW_SIZE)

+/* WriteCombine */
+#define XKPRANGE_WC_START WRITECOMBINE_BASE
+#define XKPRANGE_WC_SIZE XRANGE_SIZE
+#define XKPRANGE_WC_KASAN_OFFSET XKPRANGE_UC_SHADOW_END
+#define XKPRANGE_WC_SHADOW_SIZE (XKPRANGE_WC_SIZE >> KASAN_SHADOW_SCALE_SHIFT)
+#define XKPRANGE_WC_SHADOW_END (XKPRANGE_WC_KASAN_OFFSET + XKPRANGE_WC_SHADOW_SIZE)
+
/* VMALLOC (Cached or UnCached) */
#define XKVRANGE_VC_START MODULES_VADDR
#define XKVRANGE_VC_SIZE round_up(KFENCE_AREA_END - MODULES_VADDR + 1, PGDIR_SIZE)
-#define XKVRANGE_VC_KASAN_OFFSET XKPRANGE_UC_SHADOW_END
+#define XKVRANGE_VC_KASAN_OFFSET XKPRANGE_WC_SHADOW_END
#define XKVRANGE_VC_SHADOW_SIZE (XKVRANGE_VC_SIZE >> KASAN_SHADOW_SCALE_SHIFT)
#define XKVRANGE_VC_SHADOW_END (XKVRANGE_VC_KASAN_OFFSET + XKVRANGE_VC_SHADOW_SIZE)

/* KAsan shadow memory start right after vmalloc. */
#define KASAN_SHADOW_START round_up(KFENCE_AREA_END, PGDIR_SIZE)
#define KASAN_SHADOW_SIZE (XKVRANGE_VC_SHADOW_END - XKPRANGE_CC_KASAN_OFFSET)
-#define KASAN_SHADOW_END round_up(KASAN_SHADOW_START + KASAN_SHADOW_SIZE, PGDIR_SIZE)
+#define KASAN_SHADOW_END (round_up(KASAN_SHADOW_START + KASAN_SHADOW_SIZE, PGDIR_SIZE) - 1)

#define XKPRANGE_CC_SHADOW_OFFSET (KASAN_SHADOW_START + XKPRANGE_CC_KASAN_OFFSET)
#define XKPRANGE_UC_SHADOW_OFFSET (KASAN_SHADOW_START + XKPRANGE_UC_KASAN_OFFSET)
+#define XKPRANGE_WC_SHADOW_OFFSET (KASAN_SHADOW_START + XKPRANGE_WC_KASAN_OFFSET)
#define XKVRANGE_VC_SHADOW_OFFSET (KASAN_SHADOW_START + XKVRANGE_VC_KASAN_OFFSET)

extern bool kasan_early_stage;
diff --git a/arch/loongarch/kernel/paravirt.c b/arch/loongarch/kernel/paravirt.c
index 9c9b75b76f62..867fa816726c 100644
--- a/arch/loongarch/kernel/paravirt.c
+++ b/arch/loongarch/kernel/paravirt.c
@@ -50,11 +50,18 @@ static u64 paravt_steal_clock(int cpu)
}

#ifdef CONFIG_SMP
+static struct smp_ops native_ops;
+
static void pv_send_ipi_single(int cpu, unsigned int action)
{
int min, old;
irq_cpustat_t *info = &per_cpu(irq_stat, cpu);

+ if (unlikely(action == ACTION_BOOT_CPU)) {
+ native_ops.send_ipi_single(cpu, action);
+ return;
+ }
+
old = atomic_fetch_or(BIT(action), &info->message);
if (old)
return;
@@ -74,6 +81,11 @@ static void pv_send_ipi_mask(const struct cpumask *mask, unsigned int action)
if (cpumask_empty(mask))
return;

+ if (unlikely(action == ACTION_BOOT_CPU)) {
+ native_ops.send_ipi_mask(mask, action);
+ return;
+ }
+
action = BIT(action);
for_each_cpu(i, mask) {
info = &per_cpu(irq_stat, i);
@@ -141,6 +153,8 @@ static void pv_init_ipi(void)
{
int r, swi;

+ /* Init native ipi irq for ACTION_BOOT_CPU */
+ native_ops.init_ipi();
swi = get_percpu_irq(INT_SWI0);
if (swi < 0)
panic("SWI0 IRQ mapping failed\n");
@@ -179,6 +193,7 @@ int __init pv_ipi_init(void)
return 0;

#ifdef CONFIG_SMP
+ native_ops = mp_ops;
mp_ops.init_ipi = pv_init_ipi;
mp_ops.send_ipi_single = pv_send_ipi_single;
mp_ops.send_ipi_mask = pv_send_ipi_mask;
diff --git a/arch/loongarch/kernel/smp.c b/arch/loongarch/kernel/smp.c
index ca405ab86aae..b1329fe01fae 100644
--- a/arch/loongarch/kernel/smp.c
+++ b/arch/loongarch/kernel/smp.c
@@ -296,7 +296,7 @@ static void __init fdt_smp_setup(void)
__cpu_number_map[cpuid] = cpu;
__cpu_logical_map[cpu] = cpuid;

- early_numa_add_cpu(cpu, 0);
+ early_numa_add_cpu(cpuid, 0);
set_cpuid_to_node(cpuid, 0);
}

diff --git a/arch/loongarch/mm/kasan_init.c b/arch/loongarch/mm/kasan_init.c
index 427d6b1aec09..d2681272d8f0 100644
--- a/arch/loongarch/mm/kasan_init.c
+++ b/arch/loongarch/mm/kasan_init.c
@@ -13,6 +13,13 @@

static pgd_t kasan_pg_dir[PTRS_PER_PGD] __initdata __aligned(PAGE_SIZE);

+#ifdef __PAGETABLE_P4D_FOLDED
+#define __pgd_none(early, pgd) (0)
+#else
+#define __pgd_none(early, pgd) (early ? (pgd_val(pgd) == 0) : \
+(__pa(pgd_val(pgd)) == (unsigned long)__pa(kasan_early_shadow_p4d)))
+#endif
+
#ifdef __PAGETABLE_PUD_FOLDED
#define __p4d_none(early, p4d) (0)
#else
@@ -55,6 +62,9 @@ void *kasan_mem_to_shadow(const void *addr)
case XKPRANGE_UC_SEG:
offset = XKPRANGE_UC_SHADOW_OFFSET;
break;
+ case XKPRANGE_WC_SEG:
+ offset = XKPRANGE_WC_SHADOW_OFFSET;
+ break;
case XKVRANGE_VC_SEG:
offset = XKVRANGE_VC_SHADOW_OFFSET;
break;
@@ -79,6 +89,8 @@ const void *kasan_shadow_to_mem(const void *shadow_addr)

if (addr >= XKVRANGE_VC_SHADOW_OFFSET)
return (void *)(((addr - XKVRANGE_VC_SHADOW_OFFSET) << KASAN_SHADOW_SCALE_SHIFT) + XKVRANGE_VC_START);
+ else if (addr >= XKPRANGE_WC_SHADOW_OFFSET)
+ return (void *)(((addr - XKPRANGE_WC_SHADOW_OFFSET) << KASAN_SHADOW_SCALE_SHIFT) + XKPRANGE_WC_START);
else if (addr >= XKPRANGE_UC_SHADOW_OFFSET)
return (void *)(((addr - XKPRANGE_UC_SHADOW_OFFSET) << KASAN_SHADOW_SCALE_SHIFT) + XKPRANGE_UC_START);
else if (addr >= XKPRANGE_CC_SHADOW_OFFSET)
@@ -142,6 +154,19 @@ static pud_t *__init kasan_pud_offset(p4d_t *p4dp, unsigned long addr, int node,
return pud_offset(p4dp, addr);
}

+static p4d_t *__init kasan_p4d_offset(pgd_t *pgdp, unsigned long addr, int node, bool early)
+{
+ if (__pgd_none(early, pgdp_get(pgdp))) {
+ phys_addr_t p4d_phys = early ?
+ __pa_symbol(kasan_early_shadow_p4d) : kasan_alloc_zeroed_page(node);
+ if (!early)
+ memcpy(__va(p4d_phys), kasan_early_shadow_p4d, sizeof(kasan_early_shadow_p4d));
+ pgd_populate(&init_mm, pgdp, (p4d_t *)__va(p4d_phys));
+ }
+
+ return p4d_offset(pgdp, addr);
+}
+
static void __init kasan_pte_populate(pmd_t *pmdp, unsigned long addr,
unsigned long end, int node, bool early)
{
@@ -178,19 +203,19 @@ static void __init kasan_pud_populate(p4d_t *p4dp, unsigned long addr,
do {
next = pud_addr_end(addr, end);
kasan_pmd_populate(pudp, addr, next, node, early);
- } while (pudp++, addr = next, addr != end);
+ } while (pudp++, addr = next, addr != end && __pud_none(early, READ_ONCE(*pudp)));
}

static void __init kasan_p4d_populate(pgd_t *pgdp, unsigned long addr,
unsigned long end, int node, bool early)
{
unsigned long next;
- p4d_t *p4dp = p4d_offset(pgdp, addr);
+ p4d_t *p4dp = kasan_p4d_offset(pgdp, addr, node, early);

do {
next = p4d_addr_end(addr, end);
kasan_pud_populate(p4dp, addr, next, node, early);
- } while (p4dp++, addr = next, addr != end);
+ } while (p4dp++, addr = next, addr != end && __p4d_none(early, READ_ONCE(*p4dp)));
}

static void __init kasan_pgd_populate(unsigned long addr, unsigned long end,
@@ -218,7 +243,7 @@ static void __init kasan_map_populate(unsigned long start, unsigned long end,
asmlinkage void __init kasan_early_init(void)
{
BUILD_BUG_ON(!IS_ALIGNED(KASAN_SHADOW_START, PGDIR_SIZE));
- BUILD_BUG_ON(!IS_ALIGNED(KASAN_SHADOW_END, PGDIR_SIZE));
+ BUILD_BUG_ON(!IS_ALIGNED(KASAN_SHADOW_END + 1, PGDIR_SIZE));
}

static inline void kasan_set_pgd(pgd_t *pgdp, pgd_t pgdval)
@@ -233,7 +258,7 @@ static void __init clear_pgds(unsigned long start, unsigned long end)
* swapper_pg_dir. pgd_clear() can't be used
* here because it's nop on 2,3-level pagetable setups
*/
- for (; start < end; start += PGDIR_SIZE)
+ for (; start < end; start = pgd_addr_end(start, end))
kasan_set_pgd((pgd_t *)pgd_offset_k(start), __pgd(0));
}

@@ -242,6 +267,17 @@ void __init kasan_init(void)
u64 i;
phys_addr_t pa_start, pa_end;

+ /*
+ * If PGDIR_SIZE is too large for cpu_vabits, KASAN_SHADOW_END will
+ * overflow UINTPTR_MAX and then looks like a user space address.
+ * For example, PGDIR_SIZE of CONFIG_4KB_4LEVEL is 2^39, which is too
+ * large for Loongson-2K series whose cpu_vabits = 39.
+ */
+ if (KASAN_SHADOW_END < vm_map_base) {
+ pr_warn("PGDIR_SIZE too large for cpu_vabits, KernelAddressSanitizer disabled.\n");
+ return;
+ }
+
/*
* PGD was populated as invalid_pmd_table or invalid_pud_table
* in pagetable_init() which depends on how many levels of page
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 60077e576935..b547f4304d0c 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -2881,6 +2881,9 @@ config ARCH_SUPPORTS_KEXEC
config ARCH_SUPPORTS_CRASH_DUMP
def_bool y

+config ARCH_DEFAULT_CRASH_DUMP
+ def_bool y
+
config PHYSICAL_START
hex "Physical address where the kernel is loaded"
default "0xffffffff84000000"
diff --git a/arch/parisc/include/asm/mman.h b/arch/parisc/include/asm/mman.h
index 89b6beeda0b8..663f587dc789 100644
--- a/arch/parisc/include/asm/mman.h
+++ b/arch/parisc/include/asm/mman.h
@@ -2,6 +2,7 @@
#ifndef __ASM_MMAN_H__
#define __ASM_MMAN_H__

+#include <linux/fs.h>
#include <uapi/asm/mman.h>

/* PARISC cannot allow mdwe as it needs writable stacks */
@@ -11,7 +12,7 @@ static inline bool arch_memory_deny_write_exec_supported(void)
}
#define arch_memory_deny_write_exec_supported arch_memory_deny_write_exec_supported

-static inline unsigned long arch_calc_vm_flag_bits(unsigned long flags)
+static inline unsigned long arch_calc_vm_flag_bits(struct file *file, unsigned long flags)
{
/*
* The stack on parisc grows upwards, so if userspace requests memory
@@ -23,6 +24,6 @@ static inline unsigned long arch_calc_vm_flag_bits(unsigned long flags)

return 0;
}
-#define arch_calc_vm_flag_bits(flags) arch_calc_vm_flag_bits(flags)
+#define arch_calc_vm_flag_bits(file, flags) arch_calc_vm_flag_bits(file, flags)

#endif /* __ASM_MMAN_H__ */
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index d7b09b064a8a..0f3c1f958eac 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -682,6 +682,10 @@ config RELOCATABLE_TEST
config ARCH_SUPPORTS_CRASH_DUMP
def_bool PPC64 || PPC_BOOK3S_32 || PPC_85xx || (44x && !SMP)

+config ARCH_DEFAULT_CRASH_DUMP
+ bool
+ default y if !PPC_BOOK3S_32
+
config ARCH_SELECTS_CRASH_DUMP
def_bool y
depends on CRASH_DUMP
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 6651a5cbdc27..e513eb642557 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -884,6 +884,9 @@ config ARCH_SUPPORTS_KEXEC_PURGATORY
config ARCH_SUPPORTS_CRASH_DUMP
def_bool y

+config ARCH_DEFAULT_CRASH_DUMP
+ def_bool y
+
config ARCH_HAS_GENERIC_CRASHKERNEL_RESERVATION
def_bool CRASH_RESERVE

diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index c60e699e99f5..fff371b89e41 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -275,6 +275,9 @@ config ARCH_SUPPORTS_CRASH_DUMP
This option also enables s390 zfcpdump.
See also <file:Documentation/arch/s390/zfcpdump.rst>

+config ARCH_DEFAULT_CRASH_DUMP
+ def_bool y
+
menu "Processor type and features"

config HAVE_MARCH_Z10_FEATURES
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 1aa3c4a0c5b2..3a6338962636 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -549,6 +549,9 @@ config ARCH_SUPPORTS_KEXEC
config ARCH_SUPPORTS_CRASH_DUMP
def_bool BROKEN_ON_SMP

+config ARCH_DEFAULT_CRASH_DUMP
+ def_bool y
+
config ARCH_SUPPORTS_KEXEC_JUMP
def_bool y

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 4e0b05a6bb5c..ca70367ac544 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -2087,6 +2087,9 @@ config ARCH_SUPPORTS_KEXEC_JUMP
config ARCH_SUPPORTS_CRASH_DUMP
def_bool X86_64 || (X86_32 && HIGHMEM)

+config ARCH_DEFAULT_CRASH_DUMP
+ def_bool y
+
config ARCH_SUPPORTS_CRASH_HOTPLUG
def_bool y

diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index 801fd85c3ef6..5fb0cc6c1642 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -138,9 +138,10 @@ ifeq ($(CONFIG_X86_32),y)

ifeq ($(CONFIG_STACKPROTECTOR),y)
ifeq ($(CONFIG_SMP),y)
- KBUILD_CFLAGS += -mstack-protector-guard-reg=fs -mstack-protector-guard-symbol=__stack_chk_guard
+ KBUILD_CFLAGS += -mstack-protector-guard-reg=fs \
+ -mstack-protector-guard-symbol=__ref_stack_chk_guard
else
- KBUILD_CFLAGS += -mstack-protector-guard=global
+ KBUILD_CFLAGS += -mstack-protector-guard=global
endif
endif
else
diff --git a/arch/x86/entry/entry.S b/arch/x86/entry/entry.S
index 324686bca368..b7ea3e8e9ecc 100644
--- a/arch/x86/entry/entry.S
+++ b/arch/x86/entry/entry.S
@@ -51,3 +51,19 @@ EXPORT_SYMBOL_GPL(mds_verw_sel);
.popsection

THUNK warn_thunk_thunk, __warn_thunk
+
+#ifndef CONFIG_X86_64
+/*
+ * Clang's implementation of TLS stack cookies requires the variable in
+ * question to be a TLS variable. If the variable happens to be defined as an
+ * ordinary variable with external linkage in the same compilation unit (which
+ * amounts to the whole of vmlinux with LTO enabled), Clang will drop the
+ * segment register prefix from the references, resulting in broken code. Work
+ * around this by avoiding the symbol used in -mstack-protector-guard-symbol=
+ * entirely in the C code, and use an alias emitted by the linker script
+ * instead.
+ */
+#ifdef CONFIG_STACKPROTECTOR
+EXPORT_SYMBOL(__ref_stack_chk_guard);
+#endif
+#endif
diff --git a/arch/x86/include/asm/asm-prototypes.h b/arch/x86/include/asm/asm-prototypes.h
index 25466c4d2134..3674006e3974 100644
--- a/arch/x86/include/asm/asm-prototypes.h
+++ b/arch/x86/include/asm/asm-prototypes.h
@@ -20,3 +20,6 @@
extern void cmpxchg8b_emu(void);
#endif

+#if defined(__GENKSYMS__) && defined(CONFIG_STACKPROTECTOR)
+extern unsigned long __ref_stack_chk_guard;
+#endif
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index f01b72052f79..2b8ca66793fb 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -924,6 +924,17 @@ static void init_amd_zen4(struct cpuinfo_x86 *c)
{
if (!cpu_has(c, X86_FEATURE_HYPERVISOR))
msr_set_bit(MSR_ZEN4_BP_CFG, MSR_ZEN4_BP_CFG_SHARED_BTB_FIX_BIT);
+
+ /*
+ * These Zen4 SoCs advertise support for virtualized VMLOAD/VMSAVE
+ * in some BIOS versions but they can lead to random host reboots.
+ */
+ switch (c->x86_model) {
+ case 0x18 ... 0x1f:
+ case 0x60 ... 0x7f:
+ clear_cpu_cap(c, X86_FEATURE_V_VMSAVE_VMLOAD);
+ break;
+ }
}

static void init_amd_zen5(struct cpuinfo_x86 *c)
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index b7d97f97cd98..c472282ab40f 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -2084,8 +2084,10 @@ void syscall_init(void)

#ifdef CONFIG_STACKPROTECTOR
DEFINE_PER_CPU(unsigned long, __stack_chk_guard);
+#ifndef CONFIG_SMP
EXPORT_PER_CPU_SYMBOL(__stack_chk_guard);
#endif
+#endif

#endif /* CONFIG_X86_64 */

diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
index 6fb8d7ba9b50..37b13394df7a 100644
--- a/arch/x86/kernel/vmlinux.lds.S
+++ b/arch/x86/kernel/vmlinux.lds.S
@@ -492,6 +492,9 @@ SECTIONS
. = ASSERT((_end - LOAD_OFFSET <= KERNEL_IMAGE_SIZE),
"kernel image bigger than KERNEL_IMAGE_SIZE");

+/* needed for Clang - see arch/x86/entry/entry.S */
+PROVIDE(__ref_stack_chk_guard = __stack_chk_guard);
+
#ifdef CONFIG_X86_64
/*
* Per-cpu symbols which need to be offset from __per_cpu_load
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index b1269e2bb761..ed18109ef220 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -2629,19 +2629,26 @@ void kvm_apic_update_apicv(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->arch.apic;

- if (apic->apicv_active) {
- /* irr_pending is always true when apicv is activated. */
- apic->irr_pending = true;
+ /*
+ * When APICv is enabled, KVM must always search the IRR for a pending
+ * IRQ, as other vCPUs and devices can set IRR bits even if the vCPU
+ * isn't running. If APICv is disabled, KVM _should_ search the IRR
+ * for a pending IRQ. But KVM currently doesn't ensure *all* hardware,
+ * e.g. CPUs and IOMMUs, has seen the change in state, i.e. searching
+ * the IRR at this time could race with IRQ delivery from hardware that
+ * still sees APICv as being enabled.
+ *
+ * FIXME: Ensure other vCPUs and devices observe the change in APICv
+ * state prior to updating KVM's metadata caches, so that KVM
+ * can safely search the IRR and set irr_pending accordingly.
+ */
+ apic->irr_pending = true;
+
+ if (apic->apicv_active)
apic->isr_count = 1;
- } else {
- /*
- * Don't clear irr_pending, searching the IRR can race with
- * updates from the CPU as APICv is still active from hardware's
- * perspective. The flag will be cleared as appropriate when
- * KVM injects the interrupt.
- */
+ else
apic->isr_count = count_vectors(apic->regs + APIC_ISR);
- }
+
apic->highest_isr_cache = -1;
}

diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c
index 2392a7ef254d..52bb847372fb 100644
--- a/arch/x86/kvm/vmx/nested.c
+++ b/arch/x86/kvm/vmx/nested.c
@@ -1197,11 +1197,14 @@ static void nested_vmx_transition_tlb_flush(struct kvm_vcpu *vcpu,
kvm_hv_nested_transtion_tlb_flush(vcpu, enable_ept);

/*
- * If vmcs12 doesn't use VPID, L1 expects linear and combined mappings
- * for *all* contexts to be flushed on VM-Enter/VM-Exit, i.e. it's a
- * full TLB flush from the guest's perspective. This is required even
- * if VPID is disabled in the host as KVM may need to synchronize the
- * MMU in response to the guest TLB flush.
+ * If VPID is disabled, then guest TLB accesses use VPID=0, i.e. the
+ * same VPID as the host, and so architecturally, linear and combined
+ * mappings for VPID=0 must be flushed at VM-Enter and VM-Exit. KVM
+ * emulates L2 sharing L1's VPID=0 by using vpid01 while running L2,
+ * and so KVM must also emulate TLB flush of VPID=0, i.e. vpid01. This
+ * is required if VPID is disabled in KVM, as a TLB flush (there are no
+ * VPIDs) still occurs from L1's perspective, and KVM may need to
+ * synchronize the MMU in response to the guest TLB flush.
*
* Note, using TLB_FLUSH_GUEST is correct even if nested EPT is in use.
* EPT is a special snowflake, as guest-physical mappings aren't
@@ -2291,6 +2294,17 @@ static void prepare_vmcs02_early_rare(struct vcpu_vmx *vmx,

vmcs_write64(VMCS_LINK_POINTER, INVALID_GPA);

+ /*
+ * If VPID is disabled, then guest TLB accesses use VPID=0, i.e. the
+ * same VPID as the host. Emulate this behavior by using vpid01 for L2
+ * if VPID is disabled in vmcs12. Note, if VPID is disabled, VM-Enter
+ * and VM-Exit are architecturally required to flush VPID=0, but *only*
+ * VPID=0. I.e. using vpid02 would be ok (so long as KVM emulates the
+ * required flushes), but doing so would cause KVM to over-flush. E.g.
+ * if L1 runs L2 X with VPID12=1, then runs L2 Y with VPID12 disabled,
+ * and then runs L2 X again, then KVM can and should retain TLB entries
+ * for VPID12=1.
+ */
if (enable_vpid) {
if (nested_cpu_has_vpid(vmcs12) && vmx->nested.vpid02)
vmcs_write16(VIRTUAL_PROCESSOR_ID, vmx->nested.vpid02);
@@ -5890,6 +5904,12 @@ static int handle_invvpid(struct kvm_vcpu *vcpu)
return nested_vmx_fail(vcpu,
VMXERR_INVALID_OPERAND_TO_INVEPT_INVVPID);

+ /*
+ * Always flush the effective vpid02, i.e. never flush the current VPID
+ * and never explicitly flush vpid01. INVVPID targets a VPID, not a
+ * VMCS, and so whether or not the current vmcs12 has VPID enabled is
+ * irrelevant (and there may not be a loaded vmcs12).
+ */
vpid02 = nested_get_vpid02(vcpu);
switch (type) {
case VMX_VPID_EXTENT_INDIVIDUAL_ADDR:
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 733a0c45d1a6..5455106b6d9c 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -217,9 +217,11 @@ module_param(ple_window_shrink, uint, 0444);
static unsigned int ple_window_max = KVM_VMX_DEFAULT_PLE_WINDOW_MAX;
module_param(ple_window_max, uint, 0444);

-/* Default is SYSTEM mode, 1 for host-guest mode */
+/* Default is SYSTEM mode, 1 for host-guest mode (which is BROKEN) */
int __read_mostly pt_mode = PT_MODE_SYSTEM;
+#ifdef CONFIG_BROKEN
module_param(pt_mode, int, S_IRUGO);
+#endif

struct x86_pmu_lbr __ro_after_init vmx_lbr_caps;

@@ -3220,7 +3222,7 @@ void vmx_flush_tlb_all(struct kvm_vcpu *vcpu)

static inline int vmx_get_current_vpid(struct kvm_vcpu *vcpu)
{
- if (is_guest_mode(vcpu))
+ if (is_guest_mode(vcpu) && nested_cpu_has_vpid(get_vmcs12(vcpu)))
return nested_get_vpid02(vcpu);
return to_vmx(vcpu)->vpid;
}
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index aa7d279321ea..2c102dc164e1 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -655,7 +655,8 @@ static bool memremap_is_setup_data(resource_size_t phys_addr,
paddr_next = data->next;
len = data->len;

- if ((phys_addr > paddr) && (phys_addr < (paddr + len))) {
+ if ((phys_addr > paddr) &&
+ (phys_addr < (paddr + sizeof(struct setup_data) + len))) {
memunmap(data);
return true;
}
@@ -717,7 +718,8 @@ static bool __init early_memremap_is_setup_data(resource_size_t phys_addr,
paddr_next = data->next;
len = data->len;

- if ((phys_addr > paddr) && (phys_addr < (paddr + len))) {
+ if ((phys_addr > paddr) &&
+ (phys_addr < (paddr + sizeof(struct setup_data) + len))) {
early_memunmap(data, sizeof(*data));
return true;
}
diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c
index 1ccbb5157515..24d2f4f37d0f 100644
--- a/drivers/bluetooth/btintel.c
+++ b/drivers/bluetooth/btintel.c
@@ -3288,13 +3288,12 @@ static int btintel_diagnostics(struct hci_dev *hdev, struct sk_buff *skb)
case INTEL_TLV_TEST_EXCEPTION:
/* Generate devcoredump from exception */
if (!hci_devcd_init(hdev, skb->len)) {
- hci_devcd_append(hdev, skb);
+ hci_devcd_append(hdev, skb_clone(skb, GFP_ATOMIC));
hci_devcd_complete(hdev);
} else {
bt_dev_err(hdev, "Failed to generate devcoredump");
- kfree_skb(skb);
}
- return 0;
+ break;
default:
bt_dev_err(hdev, "Invalid exception type %02X", tlv->val[0]);
}
diff --git a/drivers/char/tpm/tpm2-sessions.c b/drivers/char/tpm/tpm2-sessions.c
index c8fdfe901dfb..adbf47967707 100644
--- a/drivers/char/tpm/tpm2-sessions.c
+++ b/drivers/char/tpm/tpm2-sessions.c
@@ -948,10 +948,13 @@ static int tpm2_load_null(struct tpm_chip *chip, u32 *null_key)
/* Deduce from the name change TPM interference: */
dev_err(&chip->dev, "null key integrity check failed\n");
tpm2_flush_context(chip, tmp_null_key);
- chip->flags |= TPM_CHIP_FLAG_DISABLE;

err:
- return rc ? -ENODEV : 0;
+ if (rc) {
+ chip->flags |= TPM_CHIP_FLAG_DISABLE;
+ rc = -ENODEV;
+ }
+ return rc;
}

/**
diff --git a/drivers/firmware/arm_scmi/perf.c b/drivers/firmware/arm_scmi/perf.c
index 4b7f1cbb9b04..408f16528862 100644
--- a/drivers/firmware/arm_scmi/perf.c
+++ b/drivers/firmware/arm_scmi/perf.c
@@ -373,7 +373,7 @@ static int iter_perf_levels_update_state(struct scmi_iterator_state *st,
return 0;
}

-static inline void
+static inline int
process_response_opp(struct device *dev, struct perf_dom_info *dom,
struct scmi_opp *opp, unsigned int loop_idx,
const struct scmi_msg_resp_perf_describe_levels *r)
@@ -386,12 +386,16 @@ process_response_opp(struct device *dev, struct perf_dom_info *dom,
le16_to_cpu(r->opp[loop_idx].transition_latency_us);

ret = xa_insert(&dom->opps_by_lvl, opp->perf, opp, GFP_KERNEL);
- if (ret)
- dev_warn(dev, "Failed to add opps_by_lvl at %d for %s - ret:%d\n",
+ if (ret) {
+ dev_info(dev, FW_BUG "Failed to add opps_by_lvl at %d for %s - ret:%d\n",
opp->perf, dom->info.name, ret);
+ return ret;
+ }
+
+ return 0;
}

-static inline void
+static inline int
process_response_opp_v4(struct device *dev, struct perf_dom_info *dom,
struct scmi_opp *opp, unsigned int loop_idx,
const struct scmi_msg_resp_perf_describe_levels_v4 *r)
@@ -404,9 +408,11 @@ process_response_opp_v4(struct device *dev, struct perf_dom_info *dom,
le16_to_cpu(r->opp[loop_idx].transition_latency_us);

ret = xa_insert(&dom->opps_by_lvl, opp->perf, opp, GFP_KERNEL);
- if (ret)
- dev_warn(dev, "Failed to add opps_by_lvl at %d for %s - ret:%d\n",
+ if (ret) {
+ dev_info(dev, FW_BUG "Failed to add opps_by_lvl at %d for %s - ret:%d\n",
opp->perf, dom->info.name, ret);
+ return ret;
+ }

/* Note that PERF v4 reports always five 32-bit words */
opp->indicative_freq = le32_to_cpu(r->opp[loop_idx].indicative_freq);
@@ -415,13 +421,21 @@ process_response_opp_v4(struct device *dev, struct perf_dom_info *dom,

ret = xa_insert(&dom->opps_by_idx, opp->level_index, opp,
GFP_KERNEL);
- if (ret)
+ if (ret) {
dev_warn(dev,
"Failed to add opps_by_idx at %d for %s - ret:%d\n",
opp->level_index, dom->info.name, ret);

+ /* Cleanup by_lvl too */
+ xa_erase(&dom->opps_by_lvl, opp->perf);
+
+ return ret;
+ }
+
hash_add(dom->opps_by_freq, &opp->hash, opp->indicative_freq);
}
+
+ return 0;
}

static int
@@ -429,16 +443,22 @@ iter_perf_levels_process_response(const struct scmi_protocol_handle *ph,
const void *response,
struct scmi_iterator_state *st, void *priv)
{
+ int ret;
struct scmi_opp *opp;
struct scmi_perf_ipriv *p = priv;

- opp = &p->perf_dom->opp[st->desc_index + st->loop_idx];
+ opp = &p->perf_dom->opp[p->perf_dom->opp_count];
if (PROTOCOL_REV_MAJOR(p->version) <= 0x3)
- process_response_opp(ph->dev, p->perf_dom, opp, st->loop_idx,
- response);
+ ret = process_response_opp(ph->dev, p->perf_dom, opp,
+ st->loop_idx, response);
else
- process_response_opp_v4(ph->dev, p->perf_dom, opp, st->loop_idx,
- response);
+ ret = process_response_opp_v4(ph->dev, p->perf_dom, opp,
+ st->loop_idx, response);
+
+ /* Skip BAD duplicates received from firmware */
+ if (ret)
+ return ret == -EBUSY ? 0 : ret;
+
p->perf_dom->opp_count++;

dev_dbg(ph->dev, "Level %d Power %d Latency %dus Ifreq %d Index %d\n",
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index e32161f6b67a..11c5e43fc2fa 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -180,7 +180,8 @@ void amdgpu_bo_placement_from_domain(struct amdgpu_bo *abo, u32 domain)
* When GTT is just an alternative to VRAM make sure that we
* only use it as fallback and still try to fill up VRAM first.
*/
- if (domain & abo->preferred_domains & AMDGPU_GEM_DOMAIN_VRAM)
+ if (domain & abo->preferred_domains & AMDGPU_GEM_DOMAIN_VRAM &&
+ !(adev->flags & AMD_IS_APU))
places[c].flags |= TTM_PL_FLAG_FALLBACK;
c++;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index b73136d390cc..6dfa58741afe 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -1124,8 +1124,10 @@ static void gmc_v9_0_get_coherence_flags(struct amdgpu_device *adev,
uint64_t *flags)
{
struct amdgpu_device *bo_adev = amdgpu_ttm_adev(bo->tbo.bdev);
- bool is_vram = bo->tbo.resource->mem_type == TTM_PL_VRAM;
- bool coherent = bo->flags & (AMDGPU_GEM_CREATE_COHERENT | AMDGPU_GEM_CREATE_EXT_COHERENT);
+ bool is_vram = bo->tbo.resource &&
+ bo->tbo.resource->mem_type == TTM_PL_VRAM;
+ bool coherent = bo->flags & (AMDGPU_GEM_CREATE_COHERENT |
+ AMDGPU_GEM_CREATE_EXT_COHERENT);
bool ext_coherent = bo->flags & AMDGPU_GEM_CREATE_EXT_COHERENT;
bool uncached = bo->flags & AMDGPU_GEM_CREATE_UNCACHED;
struct amdgpu_vm *vm = mapping->bo_va->base.vm;
@@ -1133,6 +1135,8 @@ static void gmc_v9_0_get_coherence_flags(struct amdgpu_device *adev,
bool snoop = false;
bool is_local;

+ dma_resv_assert_held(bo->tbo.base.resv);
+
switch (amdgpu_ip_version(adev, GC_HWIP, 0)) {
case IP_VERSION(9, 4, 1):
case IP_VERSION(9, 4, 2):
@@ -1251,9 +1255,8 @@ static void gmc_v9_0_get_vm_pte(struct amdgpu_device *adev,
*flags &= ~AMDGPU_PTE_VALID;
}

- if (bo && bo->tbo.resource)
- gmc_v9_0_get_coherence_flags(adev, mapping->bo_va->base.bo,
- mapping, flags);
+ if ((*flags & AMDGPU_PTE_VALID) && bo)
+ gmc_v9_0_get_coherence_flags(adev, bo, mapping, flags);
}

static void gmc_v9_0_override_vm_pte_flags(struct amdgpu_device *adev,
diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c b/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c
index 62d792ed0323..0383d1f95780 100644
--- a/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c
@@ -524,7 +524,7 @@ static int mes_v12_0_set_hw_resources_1(struct amdgpu_mes *mes, int pipe)
mes_set_hw_res_1_pkt.header.type = MES_API_TYPE_SCHEDULER;
mes_set_hw_res_1_pkt.header.opcode = MES_SCH_API_SET_HW_RSRC_1;
mes_set_hw_res_1_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
- mes_set_hw_res_1_pkt.mes_kiq_unmap_timeout = 100;
+ mes_set_hw_res_1_pkt.mes_kiq_unmap_timeout = 0xa;

return mes_v12_0_submit_pkt_and_poll_completion(mes, pipe,
&mes_set_hw_res_1_pkt, sizeof(mes_set_hw_res_1_pkt),
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_7.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_7.c
index fb37e354a9d5..1ac730328516 100644
--- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_7.c
+++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_7.c
@@ -247,6 +247,12 @@ static void nbio_v7_7_init_registers(struct amdgpu_device *adev)
if (def != data)
WREG32_SOC15(NBIO, 0, regBIF0_PCIE_MST_CTRL_3, data);

+ switch (adev->ip_versions[NBIO_HWIP][0]) {
+ case IP_VERSION(7, 7, 0):
+ data = RREG32_SOC15(NBIO, 0, regRCC_DEV0_EPF5_STRAP4) & ~BIT(23);
+ WREG32_SOC15(NBIO, 0, regRCC_DEV0_EPF5_STRAP4, data);
+ break;
+ }
}

static void nbio_v7_7_update_medium_grain_clock_gating(struct amdgpu_device *adev,
diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c
index 4938e6b340e9..73065a85e0d2 100644
--- a/drivers/gpu/drm/amd/amdgpu/nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/nv.c
@@ -67,8 +67,8 @@ static const struct amd_ip_funcs nv_common_ip_funcs;

/* Navi */
static const struct amdgpu_video_codec_info nv_video_codecs_encode_array[] = {
- {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
- {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)},
+ {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 0)},
+ {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 4096, 0)},
};

static const struct amdgpu_video_codecs nv_video_codecs_encode = {
@@ -94,8 +94,8 @@ static const struct amdgpu_video_codecs nv_video_codecs_decode = {

/* Sienna Cichlid */
static const struct amdgpu_video_codec_info sc_video_codecs_encode_array[] = {
- {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2160, 0)},
- {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 7680, 4352, 0)},
+ {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 0)},
+ {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 0)},
};

static const struct amdgpu_video_codecs sc_video_codecs_encode = {
@@ -136,8 +136,8 @@ static const struct amdgpu_video_codecs sc_video_codecs_decode_vcn1 = {

/* SRIOV Sienna Cichlid, not const since data is controlled by host */
static struct amdgpu_video_codec_info sriov_sc_video_codecs_encode_array[] = {
- {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2160, 0)},
- {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 7680, 4352, 0)},
+ {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 0)},
+ {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 0)},
};

static struct amdgpu_video_codec_info sriov_sc_video_codecs_decode_array_vcn0[] = {
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index 8d16dacdc172..307185c0e1b8 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -90,8 +90,8 @@ static const struct amd_ip_funcs soc15_common_ip_funcs;
/* Vega, Raven, Arcturus */
static const struct amdgpu_video_codec_info vega_video_codecs_encode_array[] =
{
- {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
- {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)},
+ {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 0)},
+ {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 4096, 0)},
};

static const struct amdgpu_video_codecs vega_video_codecs_encode =
diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c b/drivers/gpu/drm/amd/amdgpu/soc21.c
index d30ad7d56def..bba35880badb 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc21.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc21.c
@@ -49,13 +49,13 @@ static const struct amd_ip_funcs soc21_common_ip_funcs;

/* SOC21 */
static const struct amdgpu_video_codec_info vcn_4_0_0_video_codecs_encode_array_vcn0[] = {
- {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
+ {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 0)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 0)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)},
};

static const struct amdgpu_video_codec_info vcn_4_0_0_video_codecs_encode_array_vcn1[] = {
- {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
+ {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 0)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 0)},
};

@@ -96,14 +96,14 @@ static const struct amdgpu_video_codecs vcn_4_0_0_video_codecs_decode_vcn1 = {

/* SRIOV SOC21, not const since data is controlled by host */
static struct amdgpu_video_codec_info sriov_vcn_4_0_0_video_codecs_encode_array_vcn0[] = {
- {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
- {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)},
+ {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 0)},
+ {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 0)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)},
};

static struct amdgpu_video_codec_info sriov_vcn_4_0_0_video_codecs_encode_array_vcn1[] = {
- {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
- {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)},
+ {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 0)},
+ {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 0)},
};

static struct amdgpu_video_codecs sriov_vcn_4_0_0_video_codecs_encode_vcn0 = {
diff --git a/drivers/gpu/drm/amd/amdgpu/soc24.c b/drivers/gpu/drm/amd/amdgpu/soc24.c
index fd4c3d4f8387..29a848f2466b 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc24.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc24.c
@@ -48,7 +48,7 @@
static const struct amd_ip_funcs soc24_common_ip_funcs;

static const struct amdgpu_video_codec_info vcn_5_0_0_video_codecs_encode_array_vcn0[] = {
- {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
+ {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 0)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 0)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)},
};
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index d39c670f6220..792b2eb6bbac 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -136,15 +136,15 @@ static const struct amdgpu_video_codec_info polaris_video_codecs_encode_array[]
{
.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
.max_width = 4096,
- .max_height = 2304,
- .max_pixels_per_frame = 4096 * 2304,
+ .max_height = 4096,
+ .max_pixels_per_frame = 4096 * 4096,
.max_level = 0,
},
{
.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC,
.max_width = 4096,
- .max_height = 2304,
- .max_pixels_per_frame = 4096 * 2304,
+ .max_height = 4096,
+ .max_pixels_per_frame = 4096 * 4096,
.max_level = 0,
},
};
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 245a26cdfc52..339bdfb7af2f 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -6740,7 +6740,7 @@ create_stream_for_sink(struct drm_connector *connector,
if (stream->out_transfer_func.tf == TRANSFER_FUNCTION_GAMMA22)
tf = TRANSFER_FUNC_GAMMA_22;
mod_build_vsc_infopacket(stream, &stream->vsc_infopacket, stream->output_color_space, tf);
- aconnector->psr_skip_count = AMDGPU_DM_PSR_ENTRY_DELAY;
+ aconnector->sr_skip_count = AMDGPU_DM_PSR_ENTRY_DELAY;

}
finish:
@@ -8830,6 +8830,56 @@ static void amdgpu_dm_update_cursor(struct drm_plane *plane,
}
}

+static void amdgpu_dm_enable_self_refresh(struct amdgpu_crtc *acrtc_attach,
+ const struct dm_crtc_state *acrtc_state,
+ const u64 current_ts)
+{
+ struct psr_settings *psr = &acrtc_state->stream->link->psr_settings;
+ struct replay_settings *pr = &acrtc_state->stream->link->replay_settings;
+ struct amdgpu_dm_connector *aconn =
+ (struct amdgpu_dm_connector *)acrtc_state->stream->dm_stream_context;
+
+ if (acrtc_state->update_type > UPDATE_TYPE_FAST) {
+ if (pr->config.replay_supported && !pr->replay_feature_enabled)
+ amdgpu_dm_link_setup_replay(acrtc_state->stream->link, aconn);
+ else if (psr->psr_version != DC_PSR_VERSION_UNSUPPORTED &&
+ !psr->psr_feature_enabled)
+ if (!aconn->disallow_edp_enter_psr)
+ amdgpu_dm_link_setup_psr(acrtc_state->stream);
+ }
+
+ /* Decrement skip count when SR is enabled and we're doing fast updates. */
+ if (acrtc_state->update_type == UPDATE_TYPE_FAST &&
+ (psr->psr_feature_enabled || pr->config.replay_supported)) {
+ if (aconn->sr_skip_count > 0)
+ aconn->sr_skip_count--;
+
+ /* Allow SR when skip count is 0. */
+ acrtc_attach->dm_irq_params.allow_sr_entry = !aconn->sr_skip_count;
+
+ /*
+ * If sink supports PSR SU/Panel Replay, there is no need to rely on
+ * a vblank event disable request to enable PSR/RP. PSR SU/RP
+ * can be enabled immediately once OS demonstrates an
+ * adequate number of fast atomic commits to notify KMD
+ * of update events. See `vblank_control_worker()`.
+ */
+ if (acrtc_attach->dm_irq_params.allow_sr_entry &&
+#ifdef CONFIG_DRM_AMD_SECURE_DISPLAY
+ !amdgpu_dm_crc_window_is_activated(acrtc_state->base.crtc) &&
+#endif
+ (current_ts - psr->psr_dirty_rects_change_timestamp_ns) > 500000000) {
+ if (pr->replay_feature_enabled && !pr->replay_allow_active)
+ amdgpu_dm_replay_enable(acrtc_state->stream, true);
+ if (psr->psr_version >= DC_PSR_VERSION_SU_1 &&
+ !psr->psr_allow_active && !aconn->disallow_edp_enter_psr)
+ amdgpu_dm_psr_enable(acrtc_state->stream);
+ }
+ } else {
+ acrtc_attach->dm_irq_params.allow_sr_entry = false;
+ }
+}
+
static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
struct drm_device *dev,
struct amdgpu_display_manager *dm,
@@ -8983,7 +9033,7 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
* during the PSR-SU was disabled.
*/
if (acrtc_state->stream->link->psr_settings.psr_version >= DC_PSR_VERSION_SU_1 &&
- acrtc_attach->dm_irq_params.allow_psr_entry &&
+ acrtc_attach->dm_irq_params.allow_sr_entry &&
#ifdef CONFIG_DRM_AMD_SECURE_DISPLAY
!amdgpu_dm_crc_window_is_activated(acrtc_state->base.crtc) &&
#endif
@@ -9158,9 +9208,12 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
bundle->stream_update.abm_level = &acrtc_state->abm_level;

mutex_lock(&dm->dc_lock);
- if ((acrtc_state->update_type > UPDATE_TYPE_FAST) &&
- acrtc_state->stream->link->psr_settings.psr_allow_active)
- amdgpu_dm_psr_disable(acrtc_state->stream);
+ if (acrtc_state->update_type > UPDATE_TYPE_FAST) {
+ if (acrtc_state->stream->link->replay_settings.replay_allow_active)
+ amdgpu_dm_replay_disable(acrtc_state->stream);
+ if (acrtc_state->stream->link->psr_settings.psr_allow_active)
+ amdgpu_dm_psr_disable(acrtc_state->stream);
+ }
mutex_unlock(&dm->dc_lock);

/*
@@ -9201,57 +9254,7 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
dm_update_pflip_irq_state(drm_to_adev(dev),
acrtc_attach);

- if (acrtc_state->update_type > UPDATE_TYPE_FAST) {
- if (acrtc_state->stream->link->replay_settings.config.replay_supported &&
- !acrtc_state->stream->link->replay_settings.replay_feature_enabled) {
- struct amdgpu_dm_connector *aconn =
- (struct amdgpu_dm_connector *)acrtc_state->stream->dm_stream_context;
- amdgpu_dm_link_setup_replay(acrtc_state->stream->link, aconn);
- } else if (acrtc_state->stream->link->psr_settings.psr_version != DC_PSR_VERSION_UNSUPPORTED &&
- !acrtc_state->stream->link->psr_settings.psr_feature_enabled) {
-
- struct amdgpu_dm_connector *aconn = (struct amdgpu_dm_connector *)
- acrtc_state->stream->dm_stream_context;
-
- if (!aconn->disallow_edp_enter_psr)
- amdgpu_dm_link_setup_psr(acrtc_state->stream);
- }
- }
-
- /* Decrement skip count when PSR is enabled and we're doing fast updates. */
- if (acrtc_state->update_type == UPDATE_TYPE_FAST &&
- acrtc_state->stream->link->psr_settings.psr_feature_enabled) {
- struct amdgpu_dm_connector *aconn =
- (struct amdgpu_dm_connector *)acrtc_state->stream->dm_stream_context;
-
- if (aconn->psr_skip_count > 0)
- aconn->psr_skip_count--;
-
- /* Allow PSR when skip count is 0. */
- acrtc_attach->dm_irq_params.allow_psr_entry = !aconn->psr_skip_count;
-
- /*
- * If sink supports PSR SU, there is no need to rely on
- * a vblank event disable request to enable PSR. PSR SU
- * can be enabled immediately once OS demonstrates an
- * adequate number of fast atomic commits to notify KMD
- * of update events. See `vblank_control_worker()`.
- */
- if (acrtc_state->stream->link->psr_settings.psr_version >= DC_PSR_VERSION_SU_1 &&
- acrtc_attach->dm_irq_params.allow_psr_entry &&
-#ifdef CONFIG_DRM_AMD_SECURE_DISPLAY
- !amdgpu_dm_crc_window_is_activated(acrtc_state->base.crtc) &&
-#endif
- !acrtc_state->stream->link->psr_settings.psr_allow_active &&
- !aconn->disallow_edp_enter_psr &&
- (timestamp_ns -
- acrtc_state->stream->link->psr_settings.psr_dirty_rects_change_timestamp_ns) >
- 500000000)
- amdgpu_dm_psr_enable(acrtc_state->stream);
- } else {
- acrtc_attach->dm_irq_params.allow_psr_entry = false;
- }
-
+ amdgpu_dm_enable_self_refresh(acrtc_attach, acrtc_state, timestamp_ns);
mutex_unlock(&dm->dc_lock);
}

@@ -12035,7 +12038,7 @@ static int parse_amd_vsdb(struct amdgpu_dm_connector *aconnector,
break;
}

- while (j < EDID_LENGTH) {
+ while (j < EDID_LENGTH - sizeof(struct amd_vsdb_block)) {
struct amd_vsdb_block *amd_vsdb = (struct amd_vsdb_block *)&edid_ext[j];
unsigned int ieeeId = (amd_vsdb->ieee_id[2] << 16) | (amd_vsdb->ieee_id[1] << 8) | (amd_vsdb->ieee_id[0]);

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
index 2d7755e2b6c3..87a8d1d4f9a1 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
@@ -727,7 +727,7 @@ struct amdgpu_dm_connector {
/* Cached display modes */
struct drm_display_mode freesync_vid_base;

- int psr_skip_count;
+ int sr_skip_count;
bool disallow_edp_enter_psr;

/* Record progress status of mst*/
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
index 99014339aaa3..df3d124c4d7a 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
@@ -251,9 +251,10 @@ static void amdgpu_dm_crtc_vblank_control_worker(struct work_struct *work)
else if (dm->active_vblank_irq_count)
dm->active_vblank_irq_count--;

- dc_allow_idle_optimizations(dm->dc, dm->active_vblank_irq_count == 0);
-
- DRM_DEBUG_KMS("Allow idle optimizations (MALL): %d\n", dm->active_vblank_irq_count == 0);
+ if (dm->active_vblank_irq_count > 0) {
+ DRM_DEBUG_KMS("Allow idle optimizations (MALL): false\n");
+ dc_allow_idle_optimizations(dm->dc, false);
+ }

/*
* Control PSR based on vblank requirements from OS
@@ -265,11 +266,15 @@ static void amdgpu_dm_crtc_vblank_control_worker(struct work_struct *work)
* where the SU region is the full hactive*vactive region. See
* fill_dc_dirty_rects().
*/
- if (vblank_work->stream && vblank_work->stream->link) {
+ if (vblank_work->stream && vblank_work->stream->link && vblank_work->acrtc) {
amdgpu_dm_crtc_set_panel_sr_feature(
vblank_work, vblank_work->enable,
- vblank_work->acrtc->dm_irq_params.allow_psr_entry ||
- vblank_work->stream->link->replay_settings.replay_feature_enabled);
+ vblank_work->acrtc->dm_irq_params.allow_sr_entry);
+ }
+
+ if (dm->active_vblank_irq_count == 0) {
+ DRM_DEBUG_KMS("Allow idle optimizations (MALL): true\n");
+ dc_allow_idle_optimizations(dm->dc, true);
}

mutex_unlock(&dm->dc_lock);
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq_params.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq_params.h
index 5c9303241aeb..6a7ecc1e4602 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq_params.h
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq_params.h
@@ -33,7 +33,7 @@ struct dm_irq_params {
struct mod_vrr_params vrr_params;
struct dc_stream_state *stream;
int active_planes;
- bool allow_psr_entry;
+ bool allow_sr_entry;
struct mod_freesync_config freesync_config;

#ifdef CONFIG_DEBUG_FS
diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
index be8fbb04ad98..c9a6de110b74 100644
--- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
+++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
@@ -3122,14 +3122,12 @@ static enum bp_result bios_parser_get_vram_info(
struct dc_vram_info *info)
{
struct bios_parser *bp = BP_FROM_DCB(dcb);
- static enum bp_result result = BP_RESULT_BADBIOSTABLE;
+ enum bp_result result = BP_RESULT_BADBIOSTABLE;
struct atom_common_table_header *header;
struct atom_data_revision revision;

// vram info moved to umc_info for DCN4x
- if (dcb->ctx->dce_version >= DCN_VERSION_4_01 &&
- dcb->ctx->dce_version < DCN_VERSION_MAX &&
- info && DATA_TABLES(umc_info)) {
+ if (info && DATA_TABLES(umc_info)) {
header = GET_IMAGE(struct atom_common_table_header,
DATA_TABLES(umc_info));

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_state.c b/drivers/gpu/drm/amd/display/dc/core/dc_state.c
index 665157f8d4cb..0d801ce84c1a 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_state.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_state.c
@@ -265,6 +265,9 @@ struct dc_state *dc_state_create_copy(struct dc_state *src_state)
dc_state_copy_internal(new_state, src_state);

#ifdef CONFIG_DRM_AMD_DC_FP
+ new_state->bw_ctx.dml2 = NULL;
+ new_state->bw_ctx.dml2_dc_power_source = NULL;
+
if (src_state->bw_ctx.dml2 &&
!dml2_create_copy(&new_state->bw_ctx.dml2, src_state->bw_ctx.dml2)) {
dc_state_release(new_state);
diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn4_fams2.c b/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn4_fams2.c
index a8bebc60f059..2c2c7322cb16 100644
--- a/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn4_fams2.c
+++ b/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn4_fams2.c
@@ -30,6 +30,7 @@
#include "dml2_pmo_dcn4_fams2.h"

static const double MIN_VACTIVE_MARGIN_PCT = 0.25; // We need more than non-zero margin because DET buffer granularity can alter vactive latency hiding
+static const double MIN_BLANK_STUTTER_FACTOR = 3.0;

static const enum dml2_pmo_pstate_strategy base_strategy_list_1_display[][PMO_DCN4_MAX_DISPLAYS] = {
// VActive Preferred
@@ -2004,6 +2005,7 @@ bool pmo_dcn4_fams2_init_for_stutter(struct dml2_pmo_init_for_stutter_in_out *in
struct dml2_pmo_instance *pmo = in_out->instance;
bool stutter_period_meets_z8_eco = true;
bool z8_stutter_optimization_too_expensive = false;
+ bool stutter_optimization_too_expensive = false;
double line_time_us, vblank_nom_time_us;

unsigned int i;
@@ -2025,10 +2027,15 @@ bool pmo_dcn4_fams2_init_for_stutter(struct dml2_pmo_init_for_stutter_in_out *in
line_time_us = (double)in_out->base_display_config->display_config.stream_descriptors[i].timing.h_total / (in_out->base_display_config->display_config.stream_descriptors[i].timing.pixel_clock_khz * 1000) * 1000000;
vblank_nom_time_us = line_time_us * in_out->base_display_config->display_config.stream_descriptors[i].timing.vblank_nom;

- if (vblank_nom_time_us < pmo->soc_bb->power_management_parameters.z8_stutter_exit_latency_us) {
+ if (vblank_nom_time_us < pmo->soc_bb->power_management_parameters.z8_stutter_exit_latency_us * MIN_BLANK_STUTTER_FACTOR) {
z8_stutter_optimization_too_expensive = true;
break;
}
+
+ if (vblank_nom_time_us < pmo->soc_bb->power_management_parameters.stutter_enter_plus_exit_latency_us * MIN_BLANK_STUTTER_FACTOR) {
+ stutter_optimization_too_expensive = true;
+ break;
+ }
}

pmo->scratch.pmo_dcn4.num_stutter_candidates = 0;
@@ -2044,7 +2051,7 @@ bool pmo_dcn4_fams2_init_for_stutter(struct dml2_pmo_init_for_stutter_in_out *in
pmo->scratch.pmo_dcn4.z8_vblank_optimizable = false;
}

- if (pmo->soc_bb->power_management_parameters.stutter_enter_plus_exit_latency_us > 0) {
+ if (!stutter_optimization_too_expensive && pmo->soc_bb->power_management_parameters.stutter_enter_plus_exit_latency_us > 0) {
pmo->scratch.pmo_dcn4.optimal_vblank_reserved_time_for_stutter_us[pmo->scratch.pmo_dcn4.num_stutter_candidates] = (unsigned int)pmo->soc_bb->power_management_parameters.stutter_enter_plus_exit_latency_us;
pmo->scratch.pmo_dcn4.num_stutter_candidates++;
}
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index ee1bcfaae3e3..80e60ea2d11e 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -1259,33 +1259,26 @@ static int smu_sw_init(void *handle)
smu->watermarks_bitmap = 0;
smu->power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
smu->default_power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
- smu->user_dpm_profile.user_workload_mask = 0;

atomic_set(&smu->smu_power.power_gate.vcn_gated, 1);
atomic_set(&smu->smu_power.power_gate.jpeg_gated, 1);
atomic_set(&smu->smu_power.power_gate.vpe_gated, 1);
atomic_set(&smu->smu_power.power_gate.umsch_mm_gated, 1);

- smu->workload_priority[PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT] = 0;
- smu->workload_priority[PP_SMC_POWER_PROFILE_FULLSCREEN3D] = 1;
- smu->workload_priority[PP_SMC_POWER_PROFILE_POWERSAVING] = 2;
- smu->workload_priority[PP_SMC_POWER_PROFILE_VIDEO] = 3;
- smu->workload_priority[PP_SMC_POWER_PROFILE_VR] = 4;
- smu->workload_priority[PP_SMC_POWER_PROFILE_COMPUTE] = 5;
- smu->workload_priority[PP_SMC_POWER_PROFILE_CUSTOM] = 6;
+ smu->workload_prority[PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT] = 0;
+ smu->workload_prority[PP_SMC_POWER_PROFILE_FULLSCREEN3D] = 1;
+ smu->workload_prority[PP_SMC_POWER_PROFILE_POWERSAVING] = 2;
+ smu->workload_prority[PP_SMC_POWER_PROFILE_VIDEO] = 3;
+ smu->workload_prority[PP_SMC_POWER_PROFILE_VR] = 4;
+ smu->workload_prority[PP_SMC_POWER_PROFILE_COMPUTE] = 5;
+ smu->workload_prority[PP_SMC_POWER_PROFILE_CUSTOM] = 6;

if (smu->is_apu ||
- !smu_is_workload_profile_available(smu, PP_SMC_POWER_PROFILE_FULLSCREEN3D)) {
- smu->driver_workload_mask =
- 1 << smu->workload_priority[PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT];
- } else {
- smu->driver_workload_mask =
- 1 << smu->workload_priority[PP_SMC_POWER_PROFILE_FULLSCREEN3D];
- smu->default_power_profile_mode = PP_SMC_POWER_PROFILE_FULLSCREEN3D;
- }
+ !smu_is_workload_profile_available(smu, PP_SMC_POWER_PROFILE_FULLSCREEN3D))
+ smu->workload_mask = 1 << smu->workload_prority[PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT];
+ else
+ smu->workload_mask = 1 << smu->workload_prority[PP_SMC_POWER_PROFILE_FULLSCREEN3D];

- smu->workload_mask = smu->driver_workload_mask |
- smu->user_dpm_profile.user_workload_mask;
smu->workload_setting[0] = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
smu->workload_setting[1] = PP_SMC_POWER_PROFILE_FULLSCREEN3D;
smu->workload_setting[2] = PP_SMC_POWER_PROFILE_POWERSAVING;
@@ -2355,20 +2348,17 @@ static int smu_switch_power_profile(void *handle,
return -EINVAL;

if (!en) {
- smu->driver_workload_mask &= ~(1 << smu->workload_priority[type]);
+ smu->workload_mask &= ~(1 << smu->workload_prority[type]);
index = fls(smu->workload_mask);
index = index > 0 && index <= WORKLOAD_POLICY_MAX ? index - 1 : 0;
workload[0] = smu->workload_setting[index];
} else {
- smu->driver_workload_mask |= (1 << smu->workload_priority[type]);
+ smu->workload_mask |= (1 << smu->workload_prority[type]);
index = fls(smu->workload_mask);
index = index <= WORKLOAD_POLICY_MAX ? index - 1 : 0;
workload[0] = smu->workload_setting[index];
}

- smu->workload_mask = smu->driver_workload_mask |
- smu->user_dpm_profile.user_workload_mask;
-
if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_PERF_DETERMINISM)
smu_bump_power_profile_mode(smu, workload, 0);
@@ -3059,23 +3049,12 @@ static int smu_set_power_profile_mode(void *handle,
uint32_t param_size)
{
struct smu_context *smu = handle;
- int ret;

if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled ||
!smu->ppt_funcs->set_power_profile_mode)
return -EOPNOTSUPP;

- if (smu->user_dpm_profile.user_workload_mask &
- (1 << smu->workload_priority[param[param_size]]))
- return 0;
-
- smu->user_dpm_profile.user_workload_mask =
- (1 << smu->workload_priority[param[param_size]]);
- smu->workload_mask = smu->user_dpm_profile.user_workload_mask |
- smu->driver_workload_mask;
- ret = smu_bump_power_profile_mode(smu, param, param_size);
-
- return ret;
+ return smu_bump_power_profile_mode(smu, param, param_size);
}

static int smu_get_fan_control_mode(void *handle, u32 *fan_mode)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
index d60d9a12a47e..b44a185d07e8 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
@@ -240,7 +240,6 @@ struct smu_user_dpm_profile {
/* user clock state information */
uint32_t clk_mask[SMU_CLK_COUNT];
uint32_t clk_dependency;
- uint32_t user_workload_mask;
};

#define SMU_TABLE_INIT(tables, table_id, s, a, d) \
@@ -558,8 +557,7 @@ struct smu_context {
bool disable_uclk_switch;

uint32_t workload_mask;
- uint32_t driver_workload_mask;
- uint32_t workload_priority[WORKLOAD_POLICY_MAX];
+ uint32_t workload_prority[WORKLOAD_POLICY_MAX];
uint32_t workload_setting[WORKLOAD_POLICY_MAX];
uint32_t power_profile_mode;
uint32_t default_power_profile_mode;
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
index 31fe512028f4..c0f6b59369b7 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
@@ -1455,6 +1455,7 @@ static int arcturus_set_power_profile_mode(struct smu_context *smu,
return -EINVAL;
}

+
if ((profile_mode == PP_SMC_POWER_PROFILE_CUSTOM) &&
(smu->smc_fw_version >= 0x360d00)) {
if (size != 10)
@@ -1522,14 +1523,14 @@ static int arcturus_set_power_profile_mode(struct smu_context *smu,

ret = smu_cmn_send_smc_msg_with_param(smu,
SMU_MSG_SetWorkloadMask,
- smu->workload_mask,
+ 1 << workload_type,
NULL);
if (ret) {
dev_err(smu->adev->dev, "Fail to set workload type %d\n", workload_type);
return ret;
}

- smu_cmn_assign_power_profile(smu);
+ smu->power_profile_mode = profile_mode;

return 0;
}
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
index bb4ae529ae20..076620fa3ef5 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
@@ -2081,13 +2081,10 @@ static int navi10_set_power_profile_mode(struct smu_context *smu, long *input, u
smu->power_profile_mode);
if (workload_type < 0)
return -EINVAL;
-
ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetWorkloadMask,
- smu->workload_mask, NULL);
+ 1 << workload_type, NULL);
if (ret)
dev_err(smu->adev->dev, "[%s] Failed to set work load mask!", __func__);
- else
- smu_cmn_assign_power_profile(smu);

return ret;
}
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
index ca94c52663c0..0d3e1a121b67 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
@@ -1786,13 +1786,10 @@ static int sienna_cichlid_set_power_profile_mode(struct smu_context *smu, long *
smu->power_profile_mode);
if (workload_type < 0)
return -EINVAL;
-
ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetWorkloadMask,
- smu->workload_mask, NULL);
+ 1 << workload_type, NULL);
if (ret)
dev_err(smu->adev->dev, "[%s] Failed to set work load mask!", __func__);
- else
- smu_cmn_assign_power_profile(smu);

return ret;
}
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
index 952ee22cbc90..1fe020f1f4db 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
@@ -1079,7 +1079,7 @@ static int vangogh_set_power_profile_mode(struct smu_context *smu, long *input,
}

ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_ActiveProcessNotify,
- smu->workload_mask,
+ 1 << workload_type,
NULL);
if (ret) {
dev_err_once(smu->adev->dev, "Fail to set workload type %d\n",
@@ -1087,7 +1087,7 @@ static int vangogh_set_power_profile_mode(struct smu_context *smu, long *input,
return ret;
}

- smu_cmn_assign_power_profile(smu);
+ smu->power_profile_mode = profile_mode;

return 0;
}
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c
index 62316a6707ef..cc0504b063fa 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c
@@ -890,14 +890,14 @@ static int renoir_set_power_profile_mode(struct smu_context *smu, long *input, u
}

ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_ActiveProcessNotify,
- smu->workload_mask,
+ 1 << workload_type,
NULL);
if (ret) {
dev_err_once(smu->adev->dev, "Fail to set workload type %d\n", workload_type);
return ret;
}

- smu_cmn_assign_power_profile(smu);
+ smu->power_profile_mode = profile_mode;

return 0;
}
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
index 5dd7ceca64fe..d53e162dcd8d 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
@@ -2485,7 +2485,7 @@ static int smu_v13_0_0_set_power_profile_mode(struct smu_context *smu,
DpmActivityMonitorCoeffInt_t *activity_monitor =
&(activity_monitor_external.DpmActivityMonitorCoeffInt);
int workload_type, ret = 0;
- u32 workload_mask;
+ u32 workload_mask, selected_workload_mask;

smu->power_profile_mode = input[size];

@@ -2552,7 +2552,7 @@ static int smu_v13_0_0_set_power_profile_mode(struct smu_context *smu,
if (workload_type < 0)
return -EINVAL;

- workload_mask = 1 << workload_type;
+ selected_workload_mask = workload_mask = 1 << workload_type;

/* Add optimizations for SMU13.0.0/10. Reuse the power saving profile */
if ((amdgpu_ip_version(smu->adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 0) &&
@@ -2567,22 +2567,12 @@ static int smu_v13_0_0_set_power_profile_mode(struct smu_context *smu,
workload_mask |= 1 << workload_type;
}

- smu->workload_mask |= workload_mask;
ret = smu_cmn_send_smc_msg_with_param(smu,
SMU_MSG_SetWorkloadMask,
- smu->workload_mask,
+ workload_mask,
NULL);
- if (!ret) {
- smu_cmn_assign_power_profile(smu);
- if (smu->power_profile_mode == PP_SMC_POWER_PROFILE_POWERSAVING) {
- workload_type = smu_cmn_to_asic_specific_index(smu,
- CMN2ASIC_MAPPING_WORKLOAD,
- PP_SMC_POWER_PROFILE_FULLSCREEN3D);
- smu->power_profile_mode = smu->workload_mask & (1 << workload_type)
- ? PP_SMC_POWER_PROFILE_FULLSCREEN3D
- : PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
- }
- }
+ if (!ret)
+ smu->workload_mask = selected_workload_mask;

return ret;
}
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c
index 9d0b19419de0..b891a5e0a396 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c
@@ -2499,14 +2499,13 @@ static int smu_v13_0_7_set_power_profile_mode(struct smu_context *smu, long *inp
smu->power_profile_mode);
if (workload_type < 0)
return -EINVAL;
-
ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetWorkloadMask,
- smu->workload_mask, NULL);
+ 1 << workload_type, NULL);

if (ret)
dev_err(smu->adev->dev, "[%s] Failed to set work load mask!", __func__);
else
- smu_cmn_assign_power_profile(smu);
+ smu->workload_mask = (1 << workload_type);

return ret;
}
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c
index 8798ebfcea83..84f9b007b59f 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c
@@ -1132,7 +1132,7 @@ static int smu_v14_0_common_get_dpm_level_count(struct smu_context *smu,
static int smu_v14_0_0_print_clk_levels(struct smu_context *smu,
enum smu_clk_type clk_type, char *buf)
{
- int i, size = 0, ret = 0;
+ int i, idx, ret = 0, size = 0;
uint32_t cur_value = 0, value = 0, count = 0;
uint32_t min, max;

@@ -1168,7 +1168,8 @@ static int smu_v14_0_0_print_clk_levels(struct smu_context *smu,
break;

for (i = 0; i < count; i++) {
- ret = smu_v14_0_common_get_dpm_freq_by_index(smu, clk_type, i, &value);
+ idx = (clk_type == SMU_MCLK) ? (count - i - 1) : i;
+ ret = smu_v14_0_common_get_dpm_freq_by_index(smu, clk_type, idx, &value);
if (ret)
break;

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c
index d9f0e7f81ed7..eaf80c5b3e4d 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c
@@ -1508,11 +1508,12 @@ static int smu_v14_0_2_set_power_profile_mode(struct smu_context *smu,
if (workload_type < 0)
return -EINVAL;

- ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetWorkloadMask,
- smu->workload_mask, NULL);
-
+ ret = smu_cmn_send_smc_msg_with_param(smu,
+ SMU_MSG_SetWorkloadMask,
+ 1 << workload_type,
+ NULL);
if (!ret)
- smu_cmn_assign_power_profile(smu);
+ smu->workload_mask = 1 << workload_type;

return ret;
}
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
index bdfc5e617333..91ad434bcdae 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
@@ -1138,14 +1138,6 @@ int smu_cmn_set_mp1_state(struct smu_context *smu,
return ret;
}

-void smu_cmn_assign_power_profile(struct smu_context *smu)
-{
- uint32_t index;
- index = fls(smu->workload_mask);
- index = index > 0 && index <= WORKLOAD_POLICY_MAX ? index - 1 : 0;
- smu->power_profile_mode = smu->workload_setting[index];
-}
-
bool smu_cmn_is_audio_func_enabled(struct amdgpu_device *adev)
{
struct pci_dev *p = NULL;
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h
index 8a801e389659..1de685defe85 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h
@@ -130,8 +130,6 @@ void smu_cmn_init_soft_gpu_metrics(void *table, uint8_t frev, uint8_t crev);
int smu_cmn_set_mp1_state(struct smu_context *smu,
enum pp_mp1_state mp1_state);

-void smu_cmn_assign_power_profile(struct smu_context *smu);
-
/*
* Helper function to make sysfs_emit_at() happy. Align buf to
* the current page boundary and record the offset.
diff --git a/drivers/gpu/drm/bridge/tc358768.c b/drivers/gpu/drm/bridge/tc358768.c
index 0e8813278a2f..bb1750a3dab0 100644
--- a/drivers/gpu/drm/bridge/tc358768.c
+++ b/drivers/gpu/drm/bridge/tc358768.c
@@ -125,6 +125,9 @@
#define TC358768_DSI_CONFW_MODE_CLR (6 << 29)
#define TC358768_DSI_CONFW_ADDR_DSI_CONTROL (0x3 << 24)

+/* TC358768_DSICMD_TX (0x0600) register */
+#define TC358768_DSI_CMDTX_DC_START BIT(0)
+
static const char * const tc358768_supplies[] = {
"vddc", "vddmipi", "vddio"
};
@@ -229,6 +232,21 @@ static void tc358768_update_bits(struct tc358768_priv *priv, u32 reg, u32 mask,
tc358768_write(priv, reg, tmp);
}

+static void tc358768_dsicmd_tx(struct tc358768_priv *priv)
+{
+ u32 val;
+
+ /* start transfer */
+ tc358768_write(priv, TC358768_DSICMD_TX, TC358768_DSI_CMDTX_DC_START);
+ if (priv->error)
+ return;
+
+ /* wait transfer completion */
+ priv->error = regmap_read_poll_timeout(priv->regmap, TC358768_DSICMD_TX, val,
+ (val & TC358768_DSI_CMDTX_DC_START) == 0,
+ 100, 100000);
+}
+
static int tc358768_sw_reset(struct tc358768_priv *priv)
{
/* Assert Reset */
@@ -516,8 +534,7 @@ static ssize_t tc358768_dsi_host_transfer(struct mipi_dsi_host *host,
}
}

- /* start transfer */
- tc358768_write(priv, TC358768_DSICMD_TX, 1);
+ tc358768_dsicmd_tx(priv);

ret = tc358768_clear_error(priv);
if (ret)
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c b/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c
index 551b0d7974ff..5dc0ccd07636 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c
@@ -80,6 +80,7 @@ int intel_gsc_fw_get_binary_info(struct intel_uc_fw *gsc_fw, const void *data, s
const struct intel_gsc_cpd_header_v2 *cpd_header = NULL;
const struct intel_gsc_cpd_entry *cpd_entry = NULL;
const struct intel_gsc_manifest_header *manifest;
+ struct intel_uc_fw_ver min_ver = { 0 };
size_t min_size = sizeof(*layout);
int i;

@@ -212,33 +213,46 @@ int intel_gsc_fw_get_binary_info(struct intel_uc_fw *gsc_fw, const void *data, s
}
}

- if (IS_ARROWLAKE(gt->i915)) {
+ /*
+ * ARL SKUs require newer firmwares, but the blob is actually common
+ * across all MTL and ARL SKUs, so we need to do an explicit version check
+ * here rather than using a separate table entry. If a too old version
+ * is found, then just don't use GSC rather than aborting the driver load.
+ * Note that the major number in the GSC FW version is used to indicate
+ * the platform, so we expect it to always be 102 for MTL/ARL binaries.
+ */
+ if (IS_ARROWLAKE_S(gt->i915))
+ min_ver = (struct intel_uc_fw_ver){ 102, 0, 10, 1878 };
+ else if (IS_ARROWLAKE_H(gt->i915) || IS_ARROWLAKE_U(gt->i915))
+ min_ver = (struct intel_uc_fw_ver){ 102, 1, 15, 1926 };
+
+ if (IS_METEORLAKE(gt->i915) && gsc->release.major != 102) {
+ gt_info(gt, "Invalid GSC firmware for MTL/ARL, got %d.%d.%d.%d but need 102.x.x.x",
+ gsc->release.major, gsc->release.minor,
+ gsc->release.patch, gsc->release.build);
+ return -EINVAL;
+ }
+
+ if (min_ver.major) {
bool too_old = false;

- /*
- * ARL requires a newer firmware than MTL did (102.0.10.1878) but the
- * firmware is actually common. So, need to do an explicit version check
- * here rather than using a separate table entry. And if the older
- * MTL-only version is found, then just don't use GSC rather than aborting
- * the driver load.
- */
- if (gsc->release.major < 102) {
+ if (gsc->release.minor < min_ver.minor) {
too_old = true;
- } else if (gsc->release.major == 102) {
- if (gsc->release.minor == 0) {
- if (gsc->release.patch < 10) {
+ } else if (gsc->release.minor == min_ver.minor) {
+ if (gsc->release.patch < min_ver.patch) {
+ too_old = true;
+ } else if (gsc->release.patch == min_ver.patch) {
+ if (gsc->release.build < min_ver.build)
too_old = true;
- } else if (gsc->release.patch == 10) {
- if (gsc->release.build < 1878)
- too_old = true;
- }
}
}

if (too_old) {
- gt_info(gt, "GSC firmware too old for ARL, got %d.%d.%d.%d but need at least 102.0.10.1878",
+ gt_info(gt, "GSC firmware too old for ARL, got %d.%d.%d.%d but need at least %d.%d.%d.%d",
gsc->release.major, gsc->release.minor,
- gsc->release.patch, gsc->release.build);
+ gsc->release.patch, gsc->release.build,
+ min_ver.major, min_ver.minor,
+ min_ver.patch, min_ver.build);
return -EINVAL;
}
}
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 110340e02a02..0c0c666f11ea 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -546,8 +546,12 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
#define IS_LUNARLAKE(i915) (0 && i915)
#define IS_BATTLEMAGE(i915) (0 && i915)

-#define IS_ARROWLAKE(i915) \
- IS_SUBPLATFORM(i915, INTEL_METEORLAKE, INTEL_SUBPLATFORM_ARL)
+#define IS_ARROWLAKE_H(i915) \
+ IS_SUBPLATFORM(i915, INTEL_METEORLAKE, INTEL_SUBPLATFORM_ARL_H)
+#define IS_ARROWLAKE_U(i915) \
+ IS_SUBPLATFORM(i915, INTEL_METEORLAKE, INTEL_SUBPLATFORM_ARL_U)
+#define IS_ARROWLAKE_S(i915) \
+ IS_SUBPLATFORM(i915, INTEL_METEORLAKE, INTEL_SUBPLATFORM_ARL_S)
#define IS_DG2_G10(i915) \
IS_SUBPLATFORM(i915, INTEL_DG2, INTEL_SUBPLATFORM_G10)
#define IS_DG2_G11(i915) \
diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c
index 01a650253050..bd0cb707e9d4 100644
--- a/drivers/gpu/drm/i915/intel_device_info.c
+++ b/drivers/gpu/drm/i915/intel_device_info.c
@@ -202,8 +202,16 @@ static const u16 subplatform_g12_ids[] = {
INTEL_DG2_G12_IDS(ID),
};

-static const u16 subplatform_arl_ids[] = {
- INTEL_ARL_IDS(ID),
+static const u16 subplatform_arl_h_ids[] = {
+ INTEL_ARL_H_IDS(ID),
+};
+
+static const u16 subplatform_arl_u_ids[] = {
+ INTEL_ARL_U_IDS(ID),
+};
+
+static const u16 subplatform_arl_s_ids[] = {
+ INTEL_ARL_S_IDS(ID),
};

static bool find_devid(u16 id, const u16 *p, unsigned int num)
@@ -263,9 +271,15 @@ static void intel_device_info_subplatform_init(struct drm_i915_private *i915)
} else if (find_devid(devid, subplatform_g12_ids,
ARRAY_SIZE(subplatform_g12_ids))) {
mask = BIT(INTEL_SUBPLATFORM_G12);
- } else if (find_devid(devid, subplatform_arl_ids,
- ARRAY_SIZE(subplatform_arl_ids))) {
- mask = BIT(INTEL_SUBPLATFORM_ARL);
+ } else if (find_devid(devid, subplatform_arl_h_ids,
+ ARRAY_SIZE(subplatform_arl_h_ids))) {
+ mask = BIT(INTEL_SUBPLATFORM_ARL_H);
+ } else if (find_devid(devid, subplatform_arl_u_ids,
+ ARRAY_SIZE(subplatform_arl_u_ids))) {
+ mask = BIT(INTEL_SUBPLATFORM_ARL_U);
+ } else if (find_devid(devid, subplatform_arl_s_ids,
+ ARRAY_SIZE(subplatform_arl_s_ids))) {
+ mask = BIT(INTEL_SUBPLATFORM_ARL_S);
}

GEM_BUG_ON(mask & ~INTEL_SUBPLATFORM_MASK);
diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h
index 643ff1bf74ee..a9fcaf33df9e 100644
--- a/drivers/gpu/drm/i915/intel_device_info.h
+++ b/drivers/gpu/drm/i915/intel_device_info.h
@@ -128,7 +128,9 @@ enum intel_platform {
#define INTEL_SUBPLATFORM_RPLU 2

/* MTL */
-#define INTEL_SUBPLATFORM_ARL 0
+#define INTEL_SUBPLATFORM_ARL_H 0
+#define INTEL_SUBPLATFORM_ARL_U 1
+#define INTEL_SUBPLATFORM_ARL_S 2

enum intel_ppgtt_type {
INTEL_PPGTT_NONE = I915_GEM_PPGTT_NONE,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/r535.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/r535.c
index 027867c2a8c5..99110ab2f44d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/r535.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/r535.c
@@ -992,7 +992,7 @@ r535_dp_train_target(struct nvkm_outp *outp, u8 target, bool mst, u8 link_nr, u8
ctrl->data = data;

ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl));
- if (ret == -EAGAIN && ctrl->retryTimeMs) {
+ if ((ret == -EAGAIN || ret == -EBUSY) && ctrl->retryTimeMs) {
/*
* Device (likely an eDP panel) isn't ready yet, wait for the time specified
* by GSP before retrying again
@@ -1060,33 +1060,44 @@ r535_dp_aux_xfer(struct nvkm_outp *outp, u8 type, u32 addr, u8 *data, u8 *psize)
NV0073_CTRL_DP_AUXCH_CTRL_PARAMS *ctrl;
u8 size = *psize;
int ret;
+ int retries;

- ctrl = nvkm_gsp_rm_ctrl_get(&disp->rm.objcom, NV0073_CTRL_CMD_DP_AUXCH_CTRL, sizeof(*ctrl));
- if (IS_ERR(ctrl))
- return PTR_ERR(ctrl);
+ for (retries = 0; retries < 3; ++retries) {
+ ctrl = nvkm_gsp_rm_ctrl_get(&disp->rm.objcom, NV0073_CTRL_CMD_DP_AUXCH_CTRL, sizeof(*ctrl));
+ if (IS_ERR(ctrl))
+ return PTR_ERR(ctrl);

- ctrl->subDeviceInstance = 0;
- ctrl->displayId = BIT(outp->index);
- ctrl->bAddrOnly = !size;
- ctrl->cmd = type;
- if (ctrl->bAddrOnly) {
- ctrl->cmd = NVDEF_SET(ctrl->cmd, NV0073_CTRL, DP_AUXCH_CMD, REQ_TYPE, WRITE);
- ctrl->cmd = NVDEF_SET(ctrl->cmd, NV0073_CTRL, DP_AUXCH_CMD, I2C_MOT, FALSE);
- }
- ctrl->addr = addr;
- ctrl->size = !ctrl->bAddrOnly ? (size - 1) : 0;
- memcpy(ctrl->data, data, size);
+ ctrl->subDeviceInstance = 0;
+ ctrl->displayId = BIT(outp->index);
+ ctrl->bAddrOnly = !size;
+ ctrl->cmd = type;
+ if (ctrl->bAddrOnly) {
+ ctrl->cmd = NVDEF_SET(ctrl->cmd, NV0073_CTRL, DP_AUXCH_CMD, REQ_TYPE, WRITE);
+ ctrl->cmd = NVDEF_SET(ctrl->cmd, NV0073_CTRL, DP_AUXCH_CMD, I2C_MOT, FALSE);
+ }
+ ctrl->addr = addr;
+ ctrl->size = !ctrl->bAddrOnly ? (size - 1) : 0;
+ memcpy(ctrl->data, data, size);

- ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl));
- if (ret) {
- nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl);
- return ret;
+ ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl));
+ if ((ret == -EAGAIN || ret == -EBUSY) && ctrl->retryTimeMs) {
+ /*
+ * Device (likely an eDP panel) isn't ready yet, wait for the time specified
+ * by GSP before retrying again
+ */
+ nvkm_debug(&disp->engine.subdev,
+ "Waiting %dms for GSP LT panel delay before retrying in AUX\n",
+ ctrl->retryTimeMs);
+ msleep(ctrl->retryTimeMs);
+ nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl);
+ } else {
+ memcpy(data, ctrl->data, size);
+ *psize = ctrl->size;
+ ret = ctrl->replyType;
+ nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl);
+ break;
+ }
}
-
- memcpy(data, ctrl->data, size);
- *psize = ctrl->size;
- ret = ctrl->replyType;
- nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl);
return ret;
}

diff --git a/drivers/gpu/drm/nouveau/nvkm/falcon/fw.c b/drivers/gpu/drm/nouveau/nvkm/falcon/fw.c
index a1c8545f1249..cac6d64ab67d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/falcon/fw.c
+++ b/drivers/gpu/drm/nouveau/nvkm/falcon/fw.c
@@ -89,11 +89,6 @@ nvkm_falcon_fw_boot(struct nvkm_falcon_fw *fw, struct nvkm_subdev *user,
nvkm_falcon_fw_dtor_sigs(fw);
}

- /* after last write to the img, sync dma mappings */
- dma_sync_single_for_device(fw->fw.device->dev,
- fw->fw.phys,
- sg_dma_len(&fw->fw.mem.sgl),
- DMA_TO_DEVICE);

FLCNFW_DBG(fw, "resetting");
fw->func->reset(fw);
@@ -105,6 +100,12 @@ nvkm_falcon_fw_boot(struct nvkm_falcon_fw *fw, struct nvkm_subdev *user,
goto done;
}

+ /* after last write to the img, sync dma mappings */
+ dma_sync_single_for_device(fw->fw.device->dev,
+ fw->fw.phys,
+ sg_dma_len(&fw->fw.mem.sgl),
+ DMA_TO_DEVICE);
+
ret = fw->func->load(fw);
if (ret)
goto done;
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c
index cf58f9da9139..d586aea30898 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c
@@ -78,7 +78,7 @@ r535_rpc_status_to_errno(uint32_t rpc_status)
switch (rpc_status) {
case 0x55: /* NV_ERR_NOT_READY */
case 0x66: /* NV_ERR_TIMEOUT_RETRY */
- return -EAGAIN;
+ return -EBUSY;
case 0x51: /* NV_ERR_NO_MEMORY */
return -ENOMEM;
default:
@@ -601,7 +601,7 @@ r535_gsp_rpc_rm_alloc_push(struct nvkm_gsp_object *object, void *argv, u32 repc)

if (rpc->status) {
ret = ERR_PTR(r535_rpc_status_to_errno(rpc->status));
- if (PTR_ERR(ret) != -EAGAIN)
+ if (PTR_ERR(ret) != -EAGAIN && PTR_ERR(ret) != -EBUSY)
nvkm_error(&gsp->subdev, "RM_ALLOC: 0x%x\n", rpc->status);
} else {
ret = repc ? rpc->params : NULL;
@@ -660,7 +660,7 @@ r535_gsp_rpc_rm_ctrl_push(struct nvkm_gsp_object *object, void **argv, u32 repc)

if (rpc->status) {
ret = r535_rpc_status_to_errno(rpc->status);
- if (ret != -EAGAIN)
+ if (ret != -EAGAIN && ret != -EBUSY)
nvkm_error(&gsp->subdev, "cli:0x%08x obj:0x%08x ctrl cmd:0x%08x failed: 0x%08x\n",
object->client->object.handle, object->handle, rpc->cmd, rpc->status);
}
diff --git a/drivers/gpu/drm/panthor/panthor_mmu.c b/drivers/gpu/drm/panthor/panthor_mmu.c
index d18f32640a79..64378e8f124b 100644
--- a/drivers/gpu/drm/panthor/panthor_mmu.c
+++ b/drivers/gpu/drm/panthor/panthor_mmu.c
@@ -990,6 +990,8 @@ panthor_vm_map_pages(struct panthor_vm *vm, u64 iova, int prot,

if (!size)
break;
+
+ offset = 0;
}

return panthor_vm_flush_range(vm, start_iova, iova - start_iova);
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index f161f40d8ce4..69900138295b 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -1093,10 +1093,10 @@ static int vop_plane_atomic_async_check(struct drm_plane *plane,
if (!plane->state->fb)
return -EINVAL;

- if (state)
- crtc_state = drm_atomic_get_existing_crtc_state(state,
- new_plane_state->crtc);
- else /* Special case for asynchronous cursor updates. */
+ crtc_state = drm_atomic_get_existing_crtc_state(state, new_plane_state->crtc);
+
+ /* Special case for asynchronous cursor updates. */
+ if (!crtc_state)
crtc_state = plane->crtc->state;

return drm_atomic_helper_check_plane_state(plane->state, crtc_state,
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 63b8d7591253..10d596cb4b40 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -1265,6 +1265,8 @@ static int vmw_framebuffer_surface_create_handle(struct drm_framebuffer *fb,
struct vmw_framebuffer_surface *vfbs = vmw_framebuffer_to_vfbs(fb);
struct vmw_bo *bo = vmw_user_object_buffer(&vfbs->uo);

+ if (WARN_ON(!bo))
+ return -EINVAL;
return drm_gem_handle_create(file_priv, &bo->tbo.base, handle);
}

diff --git a/drivers/gpu/drm/xe/xe_bo.c b/drivers/gpu/drm/xe/xe_bo.c
index e147ef1d0578..9a01babe679c 100644
--- a/drivers/gpu/drm/xe/xe_bo.c
+++ b/drivers/gpu/drm/xe/xe_bo.c
@@ -869,8 +869,8 @@ int xe_bo_evict_pinned(struct xe_bo *bo)
if (WARN_ON(!xe_bo_is_pinned(bo)))
return -EINVAL;

- if (WARN_ON(!xe_bo_is_vram(bo)))
- return -EINVAL;
+ if (!xe_bo_is_vram(bo))
+ return 0;

ret = ttm_bo_mem_space(&bo->ttm, &placement, &new_mem, &ctx);
if (ret)
@@ -920,6 +920,7 @@ int xe_bo_restore_pinned(struct xe_bo *bo)
.interruptible = false,
};
struct ttm_resource *new_mem;
+ struct ttm_place *place = &bo->placements[0];
int ret;

xe_bo_assert_held(bo);
@@ -930,9 +931,15 @@ int xe_bo_restore_pinned(struct xe_bo *bo)
if (WARN_ON(!xe_bo_is_pinned(bo)))
return -EINVAL;

- if (WARN_ON(xe_bo_is_vram(bo) || !bo->ttm.ttm))
+ if (WARN_ON(xe_bo_is_vram(bo)))
+ return -EINVAL;
+
+ if (WARN_ON(!bo->ttm.ttm && !xe_bo_is_stolen(bo)))
return -EINVAL;

+ if (!mem_type_is_vram(place->mem_type))
+ return 0;
+
ret = ttm_bo_mem_space(&bo->ttm, &bo->placement, &new_mem, &ctx);
if (ret)
return ret;
@@ -1702,6 +1709,7 @@ int xe_bo_pin_external(struct xe_bo *bo)

int xe_bo_pin(struct xe_bo *bo)
{
+ struct ttm_place *place = &bo->placements[0];
struct xe_device *xe = xe_bo_device(bo);
int err;

@@ -1732,21 +1740,21 @@ int xe_bo_pin(struct xe_bo *bo)
*/
if (IS_DGFX(xe) && !(IS_ENABLED(CONFIG_DRM_XE_DEBUG) &&
bo->flags & XE_BO_FLAG_INTERNAL_TEST)) {
- struct ttm_place *place = &(bo->placements[0]);
-
if (mem_type_is_vram(place->mem_type)) {
xe_assert(xe, place->flags & TTM_PL_FLAG_CONTIGUOUS);

place->fpfn = (xe_bo_addr(bo, 0, PAGE_SIZE) -
vram_region_gpu_offset(bo->ttm.resource)) >> PAGE_SHIFT;
place->lpfn = place->fpfn + (bo->size >> PAGE_SHIFT);
-
- spin_lock(&xe->pinned.lock);
- list_add_tail(&bo->pinned_link, &xe->pinned.kernel_bo_present);
- spin_unlock(&xe->pinned.lock);
}
}

+ if (mem_type_is_vram(place->mem_type) || bo->flags & XE_BO_FLAG_GGTT) {
+ spin_lock(&xe->pinned.lock);
+ list_add_tail(&bo->pinned_link, &xe->pinned.kernel_bo_present);
+ spin_unlock(&xe->pinned.lock);
+ }
+
ttm_bo_pin(&bo->ttm);

/*
@@ -1792,23 +1800,18 @@ void xe_bo_unpin_external(struct xe_bo *bo)

void xe_bo_unpin(struct xe_bo *bo)
{
+ struct ttm_place *place = &bo->placements[0];
struct xe_device *xe = xe_bo_device(bo);

xe_assert(xe, !bo->ttm.base.import_attach);
xe_assert(xe, xe_bo_is_pinned(bo));

- if (IS_DGFX(xe) && !(IS_ENABLED(CONFIG_DRM_XE_DEBUG) &&
- bo->flags & XE_BO_FLAG_INTERNAL_TEST)) {
- struct ttm_place *place = &(bo->placements[0]);
-
- if (mem_type_is_vram(place->mem_type)) {
- spin_lock(&xe->pinned.lock);
- xe_assert(xe, !list_empty(&bo->pinned_link));
- list_del_init(&bo->pinned_link);
- spin_unlock(&xe->pinned.lock);
- }
+ if (mem_type_is_vram(place->mem_type) || bo->flags & XE_BO_FLAG_GGTT) {
+ spin_lock(&xe->pinned.lock);
+ xe_assert(xe, !list_empty(&bo->pinned_link));
+ list_del_init(&bo->pinned_link);
+ spin_unlock(&xe->pinned.lock);
}
-
ttm_bo_unpin(&bo->ttm);
}

diff --git a/drivers/gpu/drm/xe/xe_bo_evict.c b/drivers/gpu/drm/xe/xe_bo_evict.c
index 541b49007d73..8fb2be061003 100644
--- a/drivers/gpu/drm/xe/xe_bo_evict.c
+++ b/drivers/gpu/drm/xe/xe_bo_evict.c
@@ -34,14 +34,22 @@ int xe_bo_evict_all(struct xe_device *xe)
u8 id;
int ret;

- if (!IS_DGFX(xe))
- return 0;
-
/* User memory */
- for (mem_type = XE_PL_VRAM0; mem_type <= XE_PL_VRAM1; ++mem_type) {
+ for (mem_type = XE_PL_TT; mem_type <= XE_PL_VRAM1; ++mem_type) {
struct ttm_resource_manager *man =
ttm_manager_type(bdev, mem_type);

+ /*
+ * On igpu platforms with flat CCS we need to ensure we save and restore any CCS
+ * state since this state lives inside graphics stolen memory which doesn't survive
+ * hibernation.
+ *
+ * This can be further improved by only evicting objects that we know have actually
+ * used a compression enabled PAT index.
+ */
+ if (mem_type == XE_PL_TT && (IS_DGFX(xe) || !xe_device_has_flat_ccs(xe)))
+ continue;
+
if (man) {
ret = ttm_resource_manager_evict_all(bdev, man);
if (ret)
@@ -125,9 +133,6 @@ int xe_bo_restore_kernel(struct xe_device *xe)
struct xe_bo *bo;
int ret;

- if (!IS_DGFX(xe))
- return 0;
-
spin_lock(&xe->pinned.lock);
for (;;) {
bo = list_first_entry_or_null(&xe->pinned.evicted,
@@ -159,7 +164,6 @@ int xe_bo_restore_kernel(struct xe_device *xe)
* should setup the iosys map.
*/
xe_assert(xe, !iosys_map_is_null(&bo->vmap));
- xe_assert(xe, xe_bo_is_vram(bo));

xe_bo_put(bo);

diff --git a/drivers/gpu/drm/xe/xe_oa.c b/drivers/gpu/drm/xe/xe_oa.c
index 5906df55dfdf..7b099a25e42a 100644
--- a/drivers/gpu/drm/xe/xe_oa.c
+++ b/drivers/gpu/drm/xe/xe_oa.c
@@ -1206,9 +1206,11 @@ static int xe_oa_release(struct inode *inode, struct file *file)
struct xe_oa_stream *stream = file->private_data;
struct xe_gt *gt = stream->gt;

+ xe_pm_runtime_get(gt_to_xe(gt));
mutex_lock(&gt->oa.gt_lock);
xe_oa_destroy_locked(stream);
mutex_unlock(&gt->oa.gt_lock);
+ xe_pm_runtime_put(gt_to_xe(gt));

/* Release the reference the OA stream kept on the driver */
drm_dev_put(&gt_to_xe(gt)->drm);
diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c
index c4cf26f1d149..be0743dac3ff 100644
--- a/drivers/infiniband/core/addr.c
+++ b/drivers/infiniband/core/addr.c
@@ -269,8 +269,6 @@ rdma_find_ndev_for_src_ip_rcu(struct net *net, const struct sockaddr *src_in)
break;
#endif
}
- if (!ret && dev && is_vlan_dev(dev))
- dev = vlan_dev_real_dev(dev);
return ret ? ERR_PTR(ret) : dev;
}

diff --git a/drivers/mailbox/qcom-cpucp-mbox.c b/drivers/mailbox/qcom-cpucp-mbox.c
index e5437c294803..44f4ed15f818 100644
--- a/drivers/mailbox/qcom-cpucp-mbox.c
+++ b/drivers/mailbox/qcom-cpucp-mbox.c
@@ -138,7 +138,7 @@ static int qcom_cpucp_mbox_probe(struct platform_device *pdev)
return irq;

ret = devm_request_irq(dev, irq, qcom_cpucp_mbox_irq_fn,
- IRQF_TRIGGER_HIGH, "apss_cpucp_mbox", cpucp);
+ IRQF_TRIGGER_HIGH | IRQF_NO_SUSPEND, "apss_cpucp_mbox", cpucp);
if (ret < 0)
return dev_err_probe(dev, ret, "Failed to register irq: %d\n", irq);

diff --git a/drivers/media/dvb-core/dvbdev.c b/drivers/media/dvb-core/dvbdev.c
index 14f323fbada7..9df7c213716a 100644
--- a/drivers/media/dvb-core/dvbdev.c
+++ b/drivers/media/dvb-core/dvbdev.c
@@ -530,6 +530,9 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev,
for (minor = 0; minor < MAX_DVB_MINORS; minor++)
if (!dvb_minors[minor])
break;
+#else
+ minor = nums2minor(adap->num, type, id);
+#endif
if (minor >= MAX_DVB_MINORS) {
if (new_node) {
list_del(&new_node->list_head);
@@ -543,17 +546,7 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev,
mutex_unlock(&dvbdev_register_lock);
return -EINVAL;
}
-#else
- minor = nums2minor(adap->num, type, id);
- if (minor >= MAX_DVB_MINORS) {
- dvb_media_device_free(dvbdev);
- list_del(&dvbdev->list_head);
- kfree(dvbdev);
- *pdvbdev = NULL;
- mutex_unlock(&dvbdev_register_lock);
- return ret;
- }
-#endif
+
dvbdev->minor = minor;
dvb_minors[minor] = dvb_device_get(dvbdev);
up_write(&minor_rwsem);
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 41e451235f63..e9f6e4e62290 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -2957,8 +2957,8 @@ static int dw_mci_init_slot(struct dw_mci *host)
if (host->use_dma == TRANS_MODE_IDMAC) {
mmc->max_segs = host->ring_size;
mmc->max_blk_size = 65535;
- mmc->max_req_size = DW_MCI_DESC_DATA_LENGTH * host->ring_size;
- mmc->max_seg_size = mmc->max_req_size;
+ mmc->max_seg_size = 0x1000;
+ mmc->max_req_size = mmc->max_seg_size * host->ring_size;
mmc->max_blk_count = mmc->max_req_size / 512;
} else if (host->use_dma == TRANS_MODE_EDMAC) {
mmc->max_segs = 64;
diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c
index d3bd0ac99ec4..e0ab5fd635e6 100644
--- a/drivers/mmc/host/sunxi-mmc.c
+++ b/drivers/mmc/host/sunxi-mmc.c
@@ -1191,10 +1191,9 @@ static const struct sunxi_mmc_cfg sun50i_a64_emmc_cfg = {
.needs_new_timings = true,
};

-static const struct sunxi_mmc_cfg sun50i_a100_cfg = {
+static const struct sunxi_mmc_cfg sun50i_h616_cfg = {
.idma_des_size_bits = 16,
.idma_des_shift = 2,
- .clk_delays = NULL,
.can_calibrate = true,
.mask_data0 = true,
.needs_new_timings = true,
@@ -1217,8 +1216,9 @@ static const struct of_device_id sunxi_mmc_of_match[] = {
{ .compatible = "allwinner,sun20i-d1-mmc", .data = &sun20i_d1_cfg },
{ .compatible = "allwinner,sun50i-a64-mmc", .data = &sun50i_a64_cfg },
{ .compatible = "allwinner,sun50i-a64-emmc", .data = &sun50i_a64_emmc_cfg },
- { .compatible = "allwinner,sun50i-a100-mmc", .data = &sun50i_a100_cfg },
+ { .compatible = "allwinner,sun50i-a100-mmc", .data = &sun20i_d1_cfg },
{ .compatible = "allwinner,sun50i-a100-emmc", .data = &sun50i_a100_emmc_cfg },
+ { .compatible = "allwinner,sun50i-h616-mmc", .data = &sun50i_h616_cfg },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, sunxi_mmc_of_match);
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index e20bee1bdffd..66725c163263 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -934,6 +934,8 @@ static void bond_hw_addr_swap(struct bonding *bond, struct slave *new_active,

if (bond->dev->flags & IFF_UP)
bond_hw_addr_flush(bond->dev, old_active->dev);
+
+ bond_slave_ns_maddrs_add(bond, old_active);
}

if (new_active) {
@@ -950,6 +952,8 @@ static void bond_hw_addr_swap(struct bonding *bond, struct slave *new_active,
dev_mc_sync(new_active->dev, bond->dev);
netif_addr_unlock_bh(bond->dev);
}
+
+ bond_slave_ns_maddrs_del(bond, new_active);
}
}

@@ -2267,6 +2271,11 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev,
bond_compute_features(bond);
bond_set_carrier(bond);

+ /* Needs to be called before bond_select_active_slave(), which will
+ * remove the maddrs if the slave is selected as active slave.
+ */
+ bond_slave_ns_maddrs_add(bond, new_slave);
+
if (bond_uses_primary(bond)) {
block_netpoll_tx();
bond_select_active_slave(bond);
@@ -2276,7 +2285,6 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev,
if (bond_mode_can_use_xmit_hash(bond))
bond_update_slave_arr(bond, NULL);

-
if (!slave_dev->netdev_ops->ndo_bpf ||
!slave_dev->netdev_ops->ndo_xdp_xmit) {
if (bond->xdp_prog) {
@@ -2474,6 +2482,12 @@ static int __bond_release_one(struct net_device *bond_dev,
if (oldcurrent == slave)
bond_change_active_slave(bond, NULL);

+ /* Must be called after bond_change_active_slave () as the slave
+ * might change from an active slave to a backup slave. Then it is
+ * necessary to clear the maddrs on the backup slave.
+ */
+ bond_slave_ns_maddrs_del(bond, slave);
+
if (bond_is_lb(bond)) {
/* Must be called only after the slave has been
* detached from the list and the curr_active_slave
diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c
index 95d59a18c022..327b6ecdc77e 100644
--- a/drivers/net/bonding/bond_options.c
+++ b/drivers/net/bonding/bond_options.c
@@ -15,6 +15,7 @@
#include <linux/sched/signal.h>

#include <net/bonding.h>
+#include <net/ndisc.h>

static int bond_option_active_slave_set(struct bonding *bond,
const struct bond_opt_value *newval);
@@ -1234,6 +1235,68 @@ static int bond_option_arp_ip_targets_set(struct bonding *bond,
}

#if IS_ENABLED(CONFIG_IPV6)
+static bool slave_can_set_ns_maddr(const struct bonding *bond, struct slave *slave)
+{
+ return BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP &&
+ !bond_is_active_slave(slave) &&
+ slave->dev->flags & IFF_MULTICAST;
+}
+
+static void slave_set_ns_maddrs(struct bonding *bond, struct slave *slave, bool add)
+{
+ struct in6_addr *targets = bond->params.ns_targets;
+ char slot_maddr[MAX_ADDR_LEN];
+ int i;
+
+ if (!slave_can_set_ns_maddr(bond, slave))
+ return;
+
+ for (i = 0; i < BOND_MAX_NS_TARGETS; i++) {
+ if (ipv6_addr_any(&targets[i]))
+ break;
+
+ if (!ndisc_mc_map(&targets[i], slot_maddr, slave->dev, 0)) {
+ if (add)
+ dev_mc_add(slave->dev, slot_maddr);
+ else
+ dev_mc_del(slave->dev, slot_maddr);
+ }
+ }
+}
+
+void bond_slave_ns_maddrs_add(struct bonding *bond, struct slave *slave)
+{
+ if (!bond->params.arp_validate)
+ return;
+ slave_set_ns_maddrs(bond, slave, true);
+}
+
+void bond_slave_ns_maddrs_del(struct bonding *bond, struct slave *slave)
+{
+ if (!bond->params.arp_validate)
+ return;
+ slave_set_ns_maddrs(bond, slave, false);
+}
+
+static void slave_set_ns_maddr(struct bonding *bond, struct slave *slave,
+ struct in6_addr *target, struct in6_addr *slot)
+{
+ char target_maddr[MAX_ADDR_LEN], slot_maddr[MAX_ADDR_LEN];
+
+ if (!bond->params.arp_validate || !slave_can_set_ns_maddr(bond, slave))
+ return;
+
+ /* remove the previous maddr from slave */
+ if (!ipv6_addr_any(slot) &&
+ !ndisc_mc_map(slot, slot_maddr, slave->dev, 0))
+ dev_mc_del(slave->dev, slot_maddr);
+
+ /* add new maddr on slave if target is set */
+ if (!ipv6_addr_any(target) &&
+ !ndisc_mc_map(target, target_maddr, slave->dev, 0))
+ dev_mc_add(slave->dev, target_maddr);
+}
+
static void _bond_options_ns_ip6_target_set(struct bonding *bond, int slot,
struct in6_addr *target,
unsigned long last_rx)
@@ -1243,8 +1306,10 @@ static void _bond_options_ns_ip6_target_set(struct bonding *bond, int slot,
struct slave *slave;

if (slot >= 0 && slot < BOND_MAX_NS_TARGETS) {
- bond_for_each_slave(bond, slave, iter)
+ bond_for_each_slave(bond, slave, iter) {
slave->target_last_arp_rx[slot] = last_rx;
+ slave_set_ns_maddr(bond, slave, target, &targets[slot]);
+ }
targets[slot] = *target;
}
}
@@ -1296,15 +1361,30 @@ static int bond_option_ns_ip6_targets_set(struct bonding *bond,
{
return -EPERM;
}
+
+static void slave_set_ns_maddrs(struct bonding *bond, struct slave *slave, bool add) {}
+
+void bond_slave_ns_maddrs_add(struct bonding *bond, struct slave *slave) {}
+
+void bond_slave_ns_maddrs_del(struct bonding *bond, struct slave *slave) {}
#endif

static int bond_option_arp_validate_set(struct bonding *bond,
const struct bond_opt_value *newval)
{
+ bool changed = !!bond->params.arp_validate != !!newval->value;
+ struct list_head *iter;
+ struct slave *slave;
+
netdev_dbg(bond->dev, "Setting arp_validate to %s (%llu)\n",
newval->string, newval->value);
bond->params.arp_validate = newval->value;

+ if (changed) {
+ bond_for_each_slave(bond, slave, iter)
+ slave_set_ns_maddrs(bond, slave, !!bond->params.arp_validate);
+ }
+
return 0;
}

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
index 71a168746ebe..deabed1d46a1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
@@ -866,7 +866,7 @@ mlx5_tc_ct_entry_add_rule(struct mlx5_tc_ct_priv *ct_priv,
return 0;

err_rule:
- mlx5_tc_ct_entry_destroy_mod_hdr(ct_priv, zone_rule->attr, zone_rule->mh);
+ mlx5_tc_ct_entry_destroy_mod_hdr(ct_priv, attr, zone_rule->mh);
mlx5_put_label_mapping(ct_priv, attr->ct_attr.ct_labels_id);
err_mod_hdr:
kfree(attr);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c
index d61be26a4df1..3db31cc10719 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c
@@ -660,7 +660,7 @@ tx_sync_info_get(struct mlx5e_ktls_offload_context_tx *priv_tx,
while (remaining > 0) {
skb_frag_t *frag = &record->frags[i];

- get_page(skb_frag_page(frag));
+ page_ref_inc(skb_frag_page(frag));
remaining -= skb_frag_size(frag);
info->frags[i++] = *frag;
}
@@ -763,7 +763,7 @@ void mlx5e_ktls_tx_handle_resync_dump_comp(struct mlx5e_txqsq *sq,
stats = sq->stats;

mlx5e_tx_dma_unmap(sq->pdev, dma);
- put_page(wi->resync_dump_frag_page);
+ page_ref_dec(wi->resync_dump_frag_page);
stats->tls_dump_packets++;
stats->tls_dump_bytes += wi->num_bytes;
}
@@ -816,12 +816,12 @@ mlx5e_ktls_tx_handle_ooo(struct mlx5e_ktls_offload_context_tx *priv_tx,

err_out:
for (; i < info.nr_frags; i++)
- /* The put_page() here undoes the page ref obtained in tx_sync_info_get().
+ /* The page_ref_dec() here undoes the page ref obtained in tx_sync_info_get().
* Page refs obtained for the DUMP WQEs above (by page_ref_add) will be
* released only upon their completions (or in mlx5e_free_txqsq_descs,
* if channel closes).
*/
- put_page(skb_frag_page(&info.frags[i]));
+ page_ref_dec(skb_frag_page(&info.frags[i]));

return MLX5E_KTLS_SYNC_FAIL;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 3e11c1c6d4f6..99d0b977ed3d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -4266,7 +4266,8 @@ void mlx5e_set_xdp_feature(struct net_device *netdev)
struct mlx5e_params *params = &priv->channels.params;
xdp_features_t val;

- if (params->packet_merge.type != MLX5E_PACKET_MERGE_NONE) {
+ if (!netdev->netdev_ops->ndo_bpf ||
+ params->packet_merge.type != MLX5E_PACKET_MERGE_NONE) {
xdp_clear_features_flag(netdev);
return;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c b/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c
index 5bf8318cc48b..1d60465cc2ca 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c
@@ -36,6 +36,7 @@
#include "en.h"
#include "en/port.h"
#include "eswitch.h"
+#include "lib/mlx5.h"

static int mlx5e_test_health_info(struct mlx5e_priv *priv)
{
@@ -247,6 +248,9 @@ static int mlx5e_cond_loopback(struct mlx5e_priv *priv)
if (is_mdev_switchdev_mode(priv->mdev))
return -EOPNOTSUPP;

+ if (mlx5_get_sd(priv->mdev))
+ return -EOPNOTSUPP;
+
return 0;
}

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
index a47d6419160d..fb01acbadf73 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
@@ -1946,13 +1946,22 @@ lookup_fte_locked(struct mlx5_flow_group *g,
fte_tmp = NULL;
goto out;
}
+
+ nested_down_write_ref_node(&fte_tmp->node, FS_LOCK_CHILD);
+
if (!fte_tmp->node.active) {
+ up_write_ref_node(&fte_tmp->node, false);
+
+ if (take_write)
+ up_write_ref_node(&g->node, false);
+ else
+ up_read_ref_node(&g->node);
+
tree_put_node(&fte_tmp->node, false);
- fte_tmp = NULL;
- goto out;
+
+ return NULL;
}

- nested_down_write_ref_node(&fte_tmp->node, FS_LOCK_CHILD);
out:
if (take_write)
up_write_ref_node(&g->node, false);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
index 81a9232a03e1..7db9cab9bedf 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
@@ -593,9 +593,11 @@ static void irq_pool_free(struct mlx5_irq_pool *pool)
kvfree(pool);
}

-static int irq_pools_init(struct mlx5_core_dev *dev, int sf_vec, int pcif_vec)
+static int irq_pools_init(struct mlx5_core_dev *dev, int sf_vec, int pcif_vec,
+ bool dynamic_vec)
{
struct mlx5_irq_table *table = dev->priv.irq_table;
+ int sf_vec_available = sf_vec;
int num_sf_ctrl;
int err;

@@ -616,6 +618,13 @@ static int irq_pools_init(struct mlx5_core_dev *dev, int sf_vec, int pcif_vec)
num_sf_ctrl = DIV_ROUND_UP(mlx5_sf_max_functions(dev),
MLX5_SFS_PER_CTRL_IRQ);
num_sf_ctrl = min_t(int, MLX5_IRQ_CTRL_SF_MAX, num_sf_ctrl);
+ if (!dynamic_vec && (num_sf_ctrl + 1) > sf_vec_available) {
+ mlx5_core_dbg(dev,
+ "Not enough IRQs for SFs control and completion pool, required=%d avail=%d\n",
+ num_sf_ctrl + 1, sf_vec_available);
+ return 0;
+ }
+
table->sf_ctrl_pool = irq_pool_alloc(dev, pcif_vec, num_sf_ctrl,
"mlx5_sf_ctrl",
MLX5_EQ_SHARE_IRQ_MIN_CTRL,
@@ -624,9 +633,11 @@ static int irq_pools_init(struct mlx5_core_dev *dev, int sf_vec, int pcif_vec)
err = PTR_ERR(table->sf_ctrl_pool);
goto err_pf;
}
- /* init sf_comp_pool */
+ sf_vec_available -= num_sf_ctrl;
+
+ /* init sf_comp_pool, remaining vectors are for the SF completions */
table->sf_comp_pool = irq_pool_alloc(dev, pcif_vec + num_sf_ctrl,
- sf_vec - num_sf_ctrl, "mlx5_sf_comp",
+ sf_vec_available, "mlx5_sf_comp",
MLX5_EQ_SHARE_IRQ_MIN_COMP,
MLX5_EQ_SHARE_IRQ_MAX_COMP);
if (IS_ERR(table->sf_comp_pool)) {
@@ -715,6 +726,7 @@ int mlx5_irq_table_get_num_comp(struct mlx5_irq_table *table)
int mlx5_irq_table_create(struct mlx5_core_dev *dev)
{
int num_eqs = mlx5_max_eq_cap_get(dev);
+ bool dynamic_vec;
int total_vec;
int pcif_vec;
int req_vec;
@@ -724,21 +736,31 @@ int mlx5_irq_table_create(struct mlx5_core_dev *dev)
if (mlx5_core_is_sf(dev))
return 0;

+ /* PCI PF vectors usage is limited by online cpus, device EQs and
+ * PCI MSI-X capability.
+ */
pcif_vec = MLX5_CAP_GEN(dev, num_ports) * num_online_cpus() + 1;
pcif_vec = min_t(int, pcif_vec, num_eqs);
+ pcif_vec = min_t(int, pcif_vec, pci_msix_vec_count(dev->pdev));

total_vec = pcif_vec;
if (mlx5_sf_max_functions(dev))
total_vec += MLX5_MAX_MSIX_PER_SF * mlx5_sf_max_functions(dev);
total_vec = min_t(int, total_vec, pci_msix_vec_count(dev->pdev));
- pcif_vec = min_t(int, pcif_vec, pci_msix_vec_count(dev->pdev));

req_vec = pci_msix_can_alloc_dyn(dev->pdev) ? 1 : total_vec;
n = pci_alloc_irq_vectors(dev->pdev, 1, req_vec, PCI_IRQ_MSIX);
if (n < 0)
return n;

- err = irq_pools_init(dev, total_vec - pcif_vec, pcif_vec);
+ /* Further limit vectors of the pools based on platform for non dynamic case */
+ dynamic_vec = pci_msix_can_alloc_dyn(dev->pdev);
+ if (!dynamic_vec) {
+ pcif_vec = min_t(int, n, pcif_vec);
+ total_vec = min_t(int, n, total_vec);
+ }
+
+ err = irq_pools_init(dev, total_vec - pcif_vec, pcif_vec, dynamic_vec);
if (err)
pci_free_irq_vectors(dev->pdev);

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c
index d68f0c4e7835..9739bc9867c5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c
@@ -108,7 +108,12 @@ static int intel_eth_plat_probe(struct platform_device *pdev)
if (IS_ERR(dwmac->tx_clk))
return PTR_ERR(dwmac->tx_clk);

- clk_prepare_enable(dwmac->tx_clk);
+ ret = clk_prepare_enable(dwmac->tx_clk);
+ if (ret) {
+ dev_err(&pdev->dev,
+ "Failed to enable tx_clk\n");
+ return ret;
+ }

/* Check and configure TX clock rate */
rate = clk_get_rate(dwmac->tx_clk);
@@ -119,7 +124,7 @@ static int intel_eth_plat_probe(struct platform_device *pdev)
if (ret) {
dev_err(&pdev->dev,
"Failed to set tx_clk\n");
- return ret;
+ goto err_tx_clk_disable;
}
}
}
@@ -133,7 +138,7 @@ static int intel_eth_plat_probe(struct platform_device *pdev)
if (ret) {
dev_err(&pdev->dev,
"Failed to set clk_ptp_ref\n");
- return ret;
+ goto err_tx_clk_disable;
}
}
}
@@ -149,12 +154,15 @@ static int intel_eth_plat_probe(struct platform_device *pdev)
}

ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
- if (ret) {
- clk_disable_unprepare(dwmac->tx_clk);
- return ret;
- }
+ if (ret)
+ goto err_tx_clk_disable;

return 0;
+
+err_tx_clk_disable:
+ if (dwmac->data->tx_clk_en)
+ clk_disable_unprepare(dwmac->tx_clk);
+ return ret;
}

static void intel_eth_plat_remove(struct platform_device *pdev)
@@ -162,7 +170,8 @@ static void intel_eth_plat_remove(struct platform_device *pdev)
struct intel_dwmac *dwmac = get_stmmac_bsp_priv(&pdev->dev);

stmmac_pltfr_remove(pdev);
- clk_disable_unprepare(dwmac->tx_clk);
+ if (dwmac->data->tx_clk_en)
+ clk_disable_unprepare(dwmac->tx_clk);
}

static struct platform_driver intel_eth_plat_driver = {
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c
index 2a9132d6d743..001857c294fb 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c
@@ -589,9 +589,9 @@ static int mediatek_dwmac_common_data(struct platform_device *pdev,

plat->mac_interface = priv_plat->phy_mode;
if (priv_plat->mac_wol)
- plat->flags |= STMMAC_FLAG_USE_PHY_WOL;
- else
plat->flags &= ~STMMAC_FLAG_USE_PHY_WOL;
+ else
+ plat->flags |= STMMAC_FLAG_USE_PHY_WOL;
plat->riwt_off = 1;
plat->maxmtu = ETH_DATA_LEN;
plat->host_dma_width = priv_plat->variant->dma_bit_mask;
diff --git a/drivers/net/ethernet/ti/icssg/icssg_prueth.c b/drivers/net/ethernet/ti/icssg/icssg_prueth.c
index 33cb3590a5cd..55d12679b24b 100644
--- a/drivers/net/ethernet/ti/icssg/icssg_prueth.c
+++ b/drivers/net/ethernet/ti/icssg/icssg_prueth.c
@@ -15,6 +15,7 @@
#include <linux/genalloc.h>
#include <linux/if_vlan.h>
#include <linux/interrupt.h>
+#include <linux/io-64-nonatomic-hi-lo.h>
#include <linux/kernel.h>
#include <linux/mfd/syscon.h>
#include <linux/module.h>
@@ -389,6 +390,8 @@ static int prueth_perout_enable(void *clockops_data,
struct prueth_emac *emac = clockops_data;
u32 reduction_factor = 0, offset = 0;
struct timespec64 ts;
+ u64 current_cycle;
+ u64 start_offset;
u64 ns_period;

if (!on)
@@ -427,8 +430,14 @@ static int prueth_perout_enable(void *clockops_data,
writel(reduction_factor, emac->prueth->shram.va +
TIMESYNC_FW_WC_SYNCOUT_REDUCTION_FACTOR_OFFSET);

- writel(0, emac->prueth->shram.va +
- TIMESYNC_FW_WC_SYNCOUT_START_TIME_CYCLECOUNT_OFFSET);
+ current_cycle = icssg_read_time(emac->prueth->shram.va +
+ TIMESYNC_FW_WC_CYCLECOUNT_OFFSET);
+
+ /* Rounding of current_cycle count to next second */
+ start_offset = roundup(current_cycle, MSEC_PER_SEC);
+
+ hi_lo_writeq(start_offset, emac->prueth->shram.va +
+ TIMESYNC_FW_WC_SYNCOUT_START_TIME_CYCLECOUNT_OFFSET);

return 0;
}
diff --git a/drivers/net/ethernet/ti/icssg/icssg_prueth.h b/drivers/net/ethernet/ti/icssg/icssg_prueth.h
index 4d1c895dacdb..169949acf253 100644
--- a/drivers/net/ethernet/ti/icssg/icssg_prueth.h
+++ b/drivers/net/ethernet/ti/icssg/icssg_prueth.h
@@ -316,6 +316,18 @@ static inline int prueth_emac_slice(struct prueth_emac *emac)
extern const struct ethtool_ops icssg_ethtool_ops;
extern const struct dev_pm_ops prueth_dev_pm_ops;

+static inline u64 icssg_read_time(const void __iomem *addr)
+{
+ u32 low, high;
+
+ do {
+ high = readl(addr + 4);
+ low = readl(addr);
+ } while (high != readl(addr + 4));
+
+ return low + ((u64)high << 32);
+}
+
/* Classifier helpers */
void icssg_class_set_mac_addr(struct regmap *miig_rt, int slice, u8 *mac);
void icssg_class_set_host_mac_addr(struct regmap *miig_rt, const u8 *mac);
diff --git a/drivers/net/ethernet/vertexcom/mse102x.c b/drivers/net/ethernet/vertexcom/mse102x.c
index 33ef3a49de8e..bccf0ac66b1a 100644
--- a/drivers/net/ethernet/vertexcom/mse102x.c
+++ b/drivers/net/ethernet/vertexcom/mse102x.c
@@ -437,13 +437,15 @@ static void mse102x_tx_work(struct work_struct *work)
mse = &mses->mse102x;

while ((txb = skb_dequeue(&mse->txq))) {
+ unsigned int len = max_t(unsigned int, txb->len, ETH_ZLEN);
+
mutex_lock(&mses->lock);
ret = mse102x_tx_pkt_spi(mse, txb, work_timeout);
mutex_unlock(&mses->lock);
if (ret) {
mse->ndev->stats.tx_dropped++;
} else {
- mse->ndev->stats.tx_bytes += txb->len;
+ mse->ndev->stats.tx_bytes += len;
mse->ndev->stats.tx_packets++;
}

diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index 51c526d227fa..ed60836180b7 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -78,7 +78,7 @@ struct phylink {
unsigned int pcs_neg_mode;
unsigned int pcs_state;

- bool mac_link_dropped;
+ bool link_failed;
bool using_mac_select_pcs;

struct sfp_bus *sfp_bus;
@@ -1475,9 +1475,9 @@ static void phylink_resolve(struct work_struct *w)
cur_link_state = pl->old_link_state;

if (pl->phylink_disable_state) {
- pl->mac_link_dropped = false;
+ pl->link_failed = false;
link_state.link = false;
- } else if (pl->mac_link_dropped) {
+ } else if (pl->link_failed) {
link_state.link = false;
retrigger = true;
} else {
@@ -1572,7 +1572,7 @@ static void phylink_resolve(struct work_struct *w)
phylink_link_up(pl, link_state);
}
if (!link_state.link && retrigger) {
- pl->mac_link_dropped = false;
+ pl->link_failed = false;
queue_work(system_power_efficient_wq, &pl->resolve);
}
mutex_unlock(&pl->state_mutex);
@@ -1793,6 +1793,8 @@ static void phylink_phy_change(struct phy_device *phydev, bool up)
pl->phy_state.pause |= MLO_PAUSE_RX;
pl->phy_state.interface = phydev->interface;
pl->phy_state.link = up;
+ if (!up)
+ pl->link_failed = true;
mutex_unlock(&pl->state_mutex);

phylink_run_resolve(pl);
@@ -2116,7 +2118,7 @@ EXPORT_SYMBOL_GPL(phylink_disconnect_phy);
static void phylink_link_changed(struct phylink *pl, bool up, const char *what)
{
if (!up)
- pl->mac_link_dropped = true;
+ pl->link_failed = true;
phylink_run_resolve(pl);
phylink_dbg(pl, "%s link %s\n", what, up ? "up" : "down");
}
@@ -2750,7 +2752,7 @@ int phylink_ethtool_set_pauseparam(struct phylink *pl,
* link will cycle.
*/
if (manual_changed) {
- pl->mac_link_dropped = true;
+ pl->link_failed = true;
phylink_run_resolve(pl);
}

diff --git a/drivers/perf/riscv_pmu_sbi.c b/drivers/perf/riscv_pmu_sbi.c
index 671dc55cbd3a..bc562c759e1e 100644
--- a/drivers/perf/riscv_pmu_sbi.c
+++ b/drivers/perf/riscv_pmu_sbi.c
@@ -1380,8 +1380,9 @@ static int pmu_sbi_device_probe(struct platform_device *pdev)
goto out_unregister;

cpu = get_cpu();
-
ret = pmu_sbi_snapshot_setup(pmu, cpu);
+ put_cpu();
+
if (ret) {
/* Snapshot is an optional feature. Continue if not available */
pmu_sbi_snapshot_free(pmu);
@@ -1395,7 +1396,6 @@ static int pmu_sbi_device_probe(struct platform_device *pdev)
*/
static_branch_enable(&sbi_pmu_snapshot_available);
}
- put_cpu();
}

register_sysctl("kernel", sbi_pmu_sysctl_table);
diff --git a/drivers/pmdomain/arm/scmi_perf_domain.c b/drivers/pmdomain/arm/scmi_perf_domain.c
index d7ef46ccd9b8..3693423459c9 100644
--- a/drivers/pmdomain/arm/scmi_perf_domain.c
+++ b/drivers/pmdomain/arm/scmi_perf_domain.c
@@ -125,7 +125,8 @@ static int scmi_perf_domain_probe(struct scmi_device *sdev)
scmi_pd->ph = ph;
scmi_pd->genpd.name = scmi_pd->info->name;
scmi_pd->genpd.flags = GENPD_FLAG_ALWAYS_ON |
- GENPD_FLAG_OPP_TABLE_FW;
+ GENPD_FLAG_OPP_TABLE_FW |
+ GENPD_FLAG_DEV_NAME_FW;
scmi_pd->genpd.set_performance_state = scmi_pd_set_perf_state;
scmi_pd->genpd.attach_dev = scmi_pd_attach_dev;
scmi_pd->genpd.detach_dev = scmi_pd_detach_dev;
diff --git a/drivers/pmdomain/core.c b/drivers/pmdomain/core.c
index 3a4e59b93677..8a4a7850450c 100644
--- a/drivers/pmdomain/core.c
+++ b/drivers/pmdomain/core.c
@@ -7,6 +7,7 @@
#define pr_fmt(fmt) "PM: " fmt

#include <linux/delay.h>
+#include <linux/idr.h>
#include <linux/kernel.h>
#include <linux/io.h>
#include <linux/platform_device.h>
@@ -23,6 +24,9 @@
#include <linux/cpu.h>
#include <linux/debugfs.h>

+/* Provides a unique ID for each genpd device */
+static DEFINE_IDA(genpd_ida);
+
#define GENPD_RETRY_MAX_MS 250 /* Approximate */

#define GENPD_DEV_CALLBACK(genpd, type, callback, dev) \
@@ -129,6 +133,7 @@ static const struct genpd_lock_ops genpd_spin_ops = {
#define genpd_is_cpu_domain(genpd) (genpd->flags & GENPD_FLAG_CPU_DOMAIN)
#define genpd_is_rpm_always_on(genpd) (genpd->flags & GENPD_FLAG_RPM_ALWAYS_ON)
#define genpd_is_opp_table_fw(genpd) (genpd->flags & GENPD_FLAG_OPP_TABLE_FW)
+#define genpd_is_dev_name_fw(genpd) (genpd->flags & GENPD_FLAG_DEV_NAME_FW)

static inline bool irq_safe_dev_in_sleep_domain(struct device *dev,
const struct generic_pm_domain *genpd)
@@ -147,7 +152,7 @@ static inline bool irq_safe_dev_in_sleep_domain(struct device *dev,

if (ret)
dev_warn_once(dev, "PM domain %s will not be powered off\n",
- genpd->name);
+ dev_name(&genpd->dev));

return ret;
}
@@ -232,7 +237,7 @@ static void genpd_debug_remove(struct generic_pm_domain *genpd)
if (!genpd_debugfs_dir)
return;

- debugfs_lookup_and_remove(genpd->name, genpd_debugfs_dir);
+ debugfs_lookup_and_remove(dev_name(&genpd->dev), genpd_debugfs_dir);
}

static void genpd_update_accounting(struct generic_pm_domain *genpd)
@@ -689,7 +694,7 @@ static int _genpd_power_on(struct generic_pm_domain *genpd, bool timed)
genpd->states[state_idx].power_on_latency_ns = elapsed_ns;
genpd->gd->max_off_time_changed = true;
pr_debug("%s: Power-%s latency exceeded, new value %lld ns\n",
- genpd->name, "on", elapsed_ns);
+ dev_name(&genpd->dev), "on", elapsed_ns);

out:
raw_notifier_call_chain(&genpd->power_notifiers, GENPD_NOTIFY_ON, NULL);
@@ -740,7 +745,7 @@ static int _genpd_power_off(struct generic_pm_domain *genpd, bool timed)
genpd->states[state_idx].power_off_latency_ns = elapsed_ns;
genpd->gd->max_off_time_changed = true;
pr_debug("%s: Power-%s latency exceeded, new value %lld ns\n",
- genpd->name, "off", elapsed_ns);
+ dev_name(&genpd->dev), "off", elapsed_ns);

out:
raw_notifier_call_chain(&genpd->power_notifiers, GENPD_NOTIFY_OFF,
@@ -1898,7 +1903,7 @@ int dev_pm_genpd_add_notifier(struct device *dev, struct notifier_block *nb)

if (ret) {
dev_warn(dev, "failed to add notifier for PM domain %s\n",
- genpd->name);
+ dev_name(&genpd->dev));
return ret;
}

@@ -1945,7 +1950,7 @@ int dev_pm_genpd_remove_notifier(struct device *dev)

if (ret) {
dev_warn(dev, "failed to remove notifier for PM domain %s\n",
- genpd->name);
+ dev_name(&genpd->dev));
return ret;
}

@@ -1971,7 +1976,7 @@ static int genpd_add_subdomain(struct generic_pm_domain *genpd,
*/
if (!genpd_is_irq_safe(genpd) && genpd_is_irq_safe(subdomain)) {
WARN(1, "Parent %s of subdomain %s must be IRQ safe\n",
- genpd->name, subdomain->name);
+ dev_name(&genpd->dev), subdomain->name);
return -EINVAL;
}

@@ -2046,7 +2051,7 @@ int pm_genpd_remove_subdomain(struct generic_pm_domain *genpd,

if (!list_empty(&subdomain->parent_links) || subdomain->device_count) {
pr_warn("%s: unable to remove subdomain %s\n",
- genpd->name, subdomain->name);
+ dev_name(&genpd->dev), subdomain->name);
ret = -EBUSY;
goto out;
}
@@ -2180,6 +2185,7 @@ int pm_genpd_init(struct generic_pm_domain *genpd,
genpd->status = is_off ? GENPD_STATE_OFF : GENPD_STATE_ON;
genpd->device_count = 0;
genpd->provider = NULL;
+ genpd->device_id = -ENXIO;
genpd->has_provider = false;
genpd->accounting_time = ktime_get_mono_fast_ns();
genpd->domain.ops.runtime_suspend = genpd_runtime_suspend;
@@ -2220,7 +2226,18 @@ int pm_genpd_init(struct generic_pm_domain *genpd,
return ret;

device_initialize(&genpd->dev);
- dev_set_name(&genpd->dev, "%s", genpd->name);
+
+ if (!genpd_is_dev_name_fw(genpd)) {
+ dev_set_name(&genpd->dev, "%s", genpd->name);
+ } else {
+ ret = ida_alloc(&genpd_ida, GFP_KERNEL);
+ if (ret < 0) {
+ put_device(&genpd->dev);
+ return ret;
+ }
+ genpd->device_id = ret;
+ dev_set_name(&genpd->dev, "%s_%u", genpd->name, genpd->device_id);
+ }

mutex_lock(&gpd_list_lock);
list_add(&genpd->gpd_list_node, &gpd_list);
@@ -2242,13 +2259,13 @@ static int genpd_remove(struct generic_pm_domain *genpd)

if (genpd->has_provider) {
genpd_unlock(genpd);
- pr_err("Provider present, unable to remove %s\n", genpd->name);
+ pr_err("Provider present, unable to remove %s\n", dev_name(&genpd->dev));
return -EBUSY;
}

if (!list_empty(&genpd->parent_links) || genpd->device_count) {
genpd_unlock(genpd);
- pr_err("%s: unable to remove %s\n", __func__, genpd->name);
+ pr_err("%s: unable to remove %s\n", __func__, dev_name(&genpd->dev));
return -EBUSY;
}

@@ -2262,9 +2279,11 @@ static int genpd_remove(struct generic_pm_domain *genpd)
genpd_unlock(genpd);
genpd_debug_remove(genpd);
cancel_work_sync(&genpd->power_off_work);
+ if (genpd->device_id != -ENXIO)
+ ida_free(&genpd_ida, genpd->device_id);
genpd_free_data(genpd);

- pr_debug("%s: removed %s\n", __func__, genpd->name);
+ pr_debug("%s: removed %s\n", __func__, dev_name(&genpd->dev));

return 0;
}
@@ -3226,12 +3245,12 @@ static int genpd_summary_one(struct seq_file *s,
else
snprintf(state, sizeof(state), "%s",
status_lookup[genpd->status]);
- seq_printf(s, "%-30s %-30s %u", genpd->name, state, genpd->performance_state);
+ seq_printf(s, "%-30s %-30s %u", dev_name(&genpd->dev), state, genpd->performance_state);

/*
* Modifications on the list require holding locks on both
* parent and child, so we are safe.
- * Also genpd->name is immutable.
+ * Also the device name is immutable.
*/
list_for_each_entry(link, &genpd->parent_links, parent_node) {
if (list_is_first(&link->parent_node, &genpd->parent_links))
@@ -3456,7 +3475,7 @@ static void genpd_debug_add(struct generic_pm_domain *genpd)
if (!genpd_debugfs_dir)
return;

- d = debugfs_create_dir(genpd->name, genpd_debugfs_dir);
+ d = debugfs_create_dir(dev_name(&genpd->dev), genpd_debugfs_dir);

debugfs_create_file("current_state", 0444,
d, genpd, &status_fops);
diff --git a/drivers/pmdomain/imx/imx93-blk-ctrl.c b/drivers/pmdomain/imx/imx93-blk-ctrl.c
index 904ffa55b8f4..b10348ac10f0 100644
--- a/drivers/pmdomain/imx/imx93-blk-ctrl.c
+++ b/drivers/pmdomain/imx/imx93-blk-ctrl.c
@@ -313,7 +313,9 @@ static void imx93_blk_ctrl_remove(struct platform_device *pdev)

of_genpd_del_provider(pdev->dev.of_node);

- for (i = 0; bc->onecell_data.num_domains; i++) {
+ pm_runtime_disable(&pdev->dev);
+
+ for (i = 0; i < bc->onecell_data.num_domains; i++) {
struct imx93_blk_ctrl_domain *domain = &bc->domains[i];

pm_genpd_remove(&domain->genpd);
diff --git a/drivers/vdpa/mlx5/core/mr.c b/drivers/vdpa/mlx5/core/mr.c
index bf56f3d69625..f1da0b7e08e9 100644
--- a/drivers/vdpa/mlx5/core/mr.c
+++ b/drivers/vdpa/mlx5/core/mr.c
@@ -232,7 +232,7 @@ static int map_direct_mr(struct mlx5_vdpa_dev *mvdev, struct mlx5_vdpa_direct_mr
struct page *pg;
unsigned int nsg;
int sglen;
- u64 pa;
+ u64 pa, offset;
u64 paend;
struct scatterlist *sg;
struct device *dma = mvdev->vdev.dma_dev;
@@ -255,8 +255,10 @@ static int map_direct_mr(struct mlx5_vdpa_dev *mvdev, struct mlx5_vdpa_direct_mr
sg = mr->sg_head.sgl;
for (map = vhost_iotlb_itree_first(iotlb, mr->start, mr->end - 1);
map; map = vhost_iotlb_itree_next(map, mr->start, mr->end - 1)) {
- paend = map->addr + maplen(map, mr);
- for (pa = map->addr; pa < paend; pa += sglen) {
+ offset = mr->start > map->start ? mr->start - map->start : 0;
+ pa = map->addr + offset;
+ paend = map->addr + offset + maplen(map, mr);
+ for (; pa < paend; pa += sglen) {
pg = pfn_to_page(__phys_to_pfn(pa));
if (!sg) {
mlx5_vdpa_warn(mvdev, "sg null. start 0x%llx, end 0x%llx\n",
diff --git a/drivers/vdpa/solidrun/snet_main.c b/drivers/vdpa/solidrun/snet_main.c
index 99428a04068d..c8b74980dbd1 100644
--- a/drivers/vdpa/solidrun/snet_main.c
+++ b/drivers/vdpa/solidrun/snet_main.c
@@ -555,7 +555,7 @@ static const struct vdpa_config_ops snet_config_ops = {

static int psnet_open_pf_bar(struct pci_dev *pdev, struct psnet *psnet)
{
- char name[50];
+ char *name;
int ret, i, mask = 0;
/* We don't know which BAR will be used to communicate..
* We will map every bar with len > 0.
@@ -573,7 +573,10 @@ static int psnet_open_pf_bar(struct pci_dev *pdev, struct psnet *psnet)
return -ENODEV;
}

- snprintf(name, sizeof(name), "psnet[%s]-bars", pci_name(pdev));
+ name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "psnet[%s]-bars", pci_name(pdev));
+ if (!name)
+ return -ENOMEM;
+
ret = pcim_iomap_regions(pdev, mask, name);
if (ret) {
SNET_ERR(pdev, "Failed to request and map PCI BARs\n");
@@ -590,10 +593,13 @@ static int psnet_open_pf_bar(struct pci_dev *pdev, struct psnet *psnet)

static int snet_open_vf_bar(struct pci_dev *pdev, struct snet *snet)
{
- char name[50];
+ char *name;
int ret;

- snprintf(name, sizeof(name), "snet[%s]-bar", pci_name(pdev));
+ name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "snet[%s]-bars", pci_name(pdev));
+ if (!name)
+ return -ENOMEM;
+
/* Request and map BAR */
ret = pcim_iomap_regions(pdev, BIT(snet->psnet->cfg.vf_bar), name);
if (ret) {
diff --git a/drivers/vdpa/virtio_pci/vp_vdpa.c b/drivers/vdpa/virtio_pci/vp_vdpa.c
index ac4ab22f7d8b..16380764275e 100644
--- a/drivers/vdpa/virtio_pci/vp_vdpa.c
+++ b/drivers/vdpa/virtio_pci/vp_vdpa.c
@@ -612,7 +612,11 @@ static int vp_vdpa_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto mdev_err;
}

- mdev_id = kzalloc(sizeof(struct virtio_device_id), GFP_KERNEL);
+ /*
+ * id_table should be a null terminated array, so allocate one additional
+ * entry here, see vdpa_mgmtdev_get_classes().
+ */
+ mdev_id = kcalloc(2, sizeof(struct virtio_device_id), GFP_KERNEL);
if (!mdev_id) {
err = -ENOMEM;
goto mdev_id_err;
@@ -632,8 +636,8 @@ static int vp_vdpa_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto probe_err;
}

- mdev_id->device = mdev->id.device;
- mdev_id->vendor = mdev->id.vendor;
+ mdev_id[0].device = mdev->id.device;
+ mdev_id[0].vendor = mdev->id.vendor;
mgtdev->id_table = mdev_id;
mgtdev->max_supported_vqs = vp_modern_get_num_queues(mdev);
mgtdev->supported_features = vp_modern_get_features(mdev);
diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c
index 7a2a4fdc07f1..af65d113853b 100644
--- a/fs/btrfs/delayed-ref.c
+++ b/fs/btrfs/delayed-ref.c
@@ -298,7 +298,7 @@ static int comp_refs(struct btrfs_delayed_ref_node *ref1,
if (ref1->ref_root < ref2->ref_root)
return -1;
if (ref1->ref_root > ref2->ref_root)
- return -1;
+ return 1;
if (ref1->type == BTRFS_EXTENT_DATA_REF_KEY)
ret = comp_data_refs(ref1, ref2);
}
diff --git a/fs/nilfs2/btnode.c b/fs/nilfs2/btnode.c
index c034080c334b..5f894459bafe 100644
--- a/fs/nilfs2/btnode.c
+++ b/fs/nilfs2/btnode.c
@@ -68,7 +68,6 @@ nilfs_btnode_create_block(struct address_space *btnc, __u64 blocknr)
goto failed;
}
memset(bh->b_data, 0, i_blocksize(inode));
- bh->b_bdev = inode->i_sb->s_bdev;
bh->b_blocknr = blocknr;
set_buffer_mapped(bh);
set_buffer_uptodate(bh);
@@ -133,7 +132,6 @@ int nilfs_btnode_submit_block(struct address_space *btnc, __u64 blocknr,
goto found;
}
set_buffer_mapped(bh);
- bh->b_bdev = inode->i_sb->s_bdev;
bh->b_blocknr = pblocknr; /* set block address for read */
bh->b_end_io = end_buffer_read_sync;
get_bh(bh);
diff --git a/fs/nilfs2/gcinode.c b/fs/nilfs2/gcinode.c
index 1c9ae36a03ab..ace22253fed0 100644
--- a/fs/nilfs2/gcinode.c
+++ b/fs/nilfs2/gcinode.c
@@ -83,10 +83,8 @@ int nilfs_gccache_submit_read_data(struct inode *inode, sector_t blkoff,
goto out;
}

- if (!buffer_mapped(bh)) {
- bh->b_bdev = inode->i_sb->s_bdev;
+ if (!buffer_mapped(bh))
set_buffer_mapped(bh);
- }
bh->b_blocknr = pbn;
bh->b_end_io = end_buffer_read_sync;
get_bh(bh);
diff --git a/fs/nilfs2/mdt.c b/fs/nilfs2/mdt.c
index 4f792a0ad0f0..8e66f2c13ad6 100644
--- a/fs/nilfs2/mdt.c
+++ b/fs/nilfs2/mdt.c
@@ -89,7 +89,6 @@ static int nilfs_mdt_create_block(struct inode *inode, unsigned long block,
if (buffer_uptodate(bh))
goto failed_bh;

- bh->b_bdev = sb->s_bdev;
err = nilfs_mdt_insert_new_block(inode, block, bh, init_block);
if (likely(!err)) {
get_bh(bh);
diff --git a/fs/nilfs2/page.c b/fs/nilfs2/page.c
index 097e2c7f7f71..d30114a71360 100644
--- a/fs/nilfs2/page.c
+++ b/fs/nilfs2/page.c
@@ -39,7 +39,6 @@ static struct buffer_head *__nilfs_get_folio_block(struct folio *folio,
first_block = (unsigned long)index << (PAGE_SHIFT - blkbits);
bh = get_nth_bh(bh, block - first_block);

- touch_buffer(bh);
wait_on_buffer(bh);
return bh;
}
@@ -64,6 +63,7 @@ struct buffer_head *nilfs_grab_buffer(struct inode *inode,
folio_put(folio);
return NULL;
}
+ bh->b_bdev = inode->i_sb->s_bdev;
return bh;
}

diff --git a/fs/ocfs2/resize.c b/fs/ocfs2/resize.c
index c4a4016d3866..b0733c08ed13 100644
--- a/fs/ocfs2/resize.c
+++ b/fs/ocfs2/resize.c
@@ -574,6 +574,8 @@ int ocfs2_group_add(struct inode *inode, struct ocfs2_new_group_input *input)
ocfs2_commit_trans(osb, handle);

out_free_group_bh:
+ if (ret < 0)
+ ocfs2_remove_from_cache(INODE_CACHE(inode), group_bh);
brelse(group_bh);

out_unlock:
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index afee70125ae3..ded6d0b3e023 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -2321,6 +2321,7 @@ static int ocfs2_verify_volume(struct ocfs2_dinode *di,
struct ocfs2_blockcheck_stats *stats)
{
int status = -EAGAIN;
+ u32 blksz_bits;

if (memcmp(di->i_signature, OCFS2_SUPER_BLOCK_SIGNATURE,
strlen(OCFS2_SUPER_BLOCK_SIGNATURE)) == 0) {
@@ -2335,11 +2336,15 @@ static int ocfs2_verify_volume(struct ocfs2_dinode *di,
goto out;
}
status = -EINVAL;
- if ((1 << le32_to_cpu(di->id2.i_super.s_blocksize_bits)) != blksz) {
+ /* Acceptable block sizes are 512 bytes, 1K, 2K and 4K. */
+ blksz_bits = le32_to_cpu(di->id2.i_super.s_blocksize_bits);
+ if (blksz_bits < 9 || blksz_bits > 12) {
mlog(ML_ERROR, "found superblock with incorrect block "
- "size: found %u, should be %u\n",
- 1 << le32_to_cpu(di->id2.i_super.s_blocksize_bits),
- blksz);
+ "size bits: found %u, should be 9, 10, 11, or 12\n",
+ blksz_bits);
+ } else if ((1 << le32_to_cpu(blksz_bits)) != blksz) {
+ mlog(ML_ERROR, "found superblock with incorrect block "
+ "size: found %u, should be %u\n", 1 << blksz_bits, blksz);
} else if (le16_to_cpu(di->id2.i_super.s_major_rev_level) !=
OCFS2_MAJOR_REV_LEVEL ||
le16_to_cpu(di->id2.i_super.s_minor_rev_level) !=
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 5f171ad7b436..164247e724dc 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -2672,8 +2672,10 @@ static int pagemap_scan_get_args(struct pm_scan_arg *arg,
return -EFAULT;
if (!arg->vec && arg->vec_len)
return -EINVAL;
+ if (UINT_MAX == SIZE_MAX && arg->vec_len > SIZE_MAX)
+ return -EINVAL;
if (arg->vec && !access_ok((void __user *)(long)arg->vec,
- arg->vec_len * sizeof(struct page_region)))
+ size_mul(arg->vec_len, sizeof(struct page_region))))
return -EFAULT;

/* Fixup default values */
diff --git a/include/drm/intel/i915_pciids.h b/include/drm/intel/i915_pciids.h
index 2bf03ebfcf73..f35534522d33 100644
--- a/include/drm/intel/i915_pciids.h
+++ b/include/drm/intel/i915_pciids.h
@@ -771,13 +771,24 @@
INTEL_ATS_M150_IDS(MACRO__, ## __VA_ARGS__), \
INTEL_ATS_M75_IDS(MACRO__, ## __VA_ARGS__)

-/* MTL */
-#define INTEL_ARL_IDS(MACRO__, ...) \
- MACRO__(0x7D41, ## __VA_ARGS__), \
+/* ARL */
+#define INTEL_ARL_H_IDS(MACRO__, ...) \
MACRO__(0x7D51, ## __VA_ARGS__), \
- MACRO__(0x7D67, ## __VA_ARGS__), \
MACRO__(0x7DD1, ## __VA_ARGS__)

+#define INTEL_ARL_U_IDS(MACRO__, ...) \
+ MACRO__(0x7D41, ## __VA_ARGS__) \
+
+#define INTEL_ARL_S_IDS(MACRO__, ...) \
+ MACRO__(0x7D67, ## __VA_ARGS__), \
+ MACRO__(0xB640, ## __VA_ARGS__)
+
+#define INTEL_ARL_IDS(MACRO__, ...) \
+ INTEL_ARL_H_IDS(MACRO__, ## __VA_ARGS__), \
+ INTEL_ARL_U_IDS(MACRO__, ## __VA_ARGS__), \
+ INTEL_ARL_S_IDS(MACRO__, ## __VA_ARGS__)
+
+/* MTL */
#define INTEL_MTL_IDS(MACRO__, ...) \
INTEL_ARL_IDS(MACRO__, ## __VA_ARGS__), \
MACRO__(0x7D40, ## __VA_ARGS__), \
diff --git a/include/linux/mman.h b/include/linux/mman.h
index bcb201ab7a41..c27487034315 100644
--- a/include/linux/mman.h
+++ b/include/linux/mman.h
@@ -2,6 +2,7 @@
#ifndef _LINUX_MMAN_H
#define _LINUX_MMAN_H

+#include <linux/fs.h>
#include <linux/mm.h>
#include <linux/percpu_counter.h>

@@ -94,7 +95,7 @@ static inline void vm_unacct_memory(long pages)
#endif

#ifndef arch_calc_vm_flag_bits
-#define arch_calc_vm_flag_bits(flags) 0
+#define arch_calc_vm_flag_bits(file, flags) 0
#endif

#ifndef arch_validate_prot
@@ -151,13 +152,13 @@ calc_vm_prot_bits(unsigned long prot, unsigned long pkey)
* Combine the mmap "flags" argument into "vm_flags" used internally.
*/
static inline unsigned long
-calc_vm_flag_bits(unsigned long flags)
+calc_vm_flag_bits(struct file *file, unsigned long flags)
{
return _calc_vm_trans(flags, MAP_GROWSDOWN, VM_GROWSDOWN ) |
_calc_vm_trans(flags, MAP_LOCKED, VM_LOCKED ) |
_calc_vm_trans(flags, MAP_SYNC, VM_SYNC ) |
_calc_vm_trans(flags, MAP_STACK, VM_NOHUGEPAGE) |
- arch_calc_vm_flag_bits(flags);
+ arch_calc_vm_flag_bits(file, flags);
}

unsigned long vm_commit_limit(void);
diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h
index 858c8e7851fb..f63faa12bba0 100644
--- a/include/linux/pm_domain.h
+++ b/include/linux/pm_domain.h
@@ -92,6 +92,10 @@ struct dev_pm_domain_list {
* GENPD_FLAG_OPP_TABLE_FW: The genpd provider supports performance states,
* but its corresponding OPP tables are not
* described in DT, but are given directly by FW.
+ *
+ * GENPD_FLAG_DEV_NAME_FW: Instructs genpd to generate an unique device name
+ * using ida. It is used by genpd providers which
+ * get their genpd-names directly from FW.
*/
#define GENPD_FLAG_PM_CLK (1U << 0)
#define GENPD_FLAG_IRQ_SAFE (1U << 1)
@@ -101,6 +105,7 @@ struct dev_pm_domain_list {
#define GENPD_FLAG_RPM_ALWAYS_ON (1U << 5)
#define GENPD_FLAG_MIN_RESIDENCY (1U << 6)
#define GENPD_FLAG_OPP_TABLE_FW (1U << 7)
+#define GENPD_FLAG_DEV_NAME_FW (1U << 8)

enum gpd_status {
GENPD_STATE_ON = 0, /* PM domain is on */
@@ -163,6 +168,7 @@ struct generic_pm_domain {
atomic_t sd_count; /* Number of subdomains with power "on" */
enum gpd_status status; /* Current state of the domain */
unsigned int device_count; /* Number of devices */
+ unsigned int device_id; /* unique device id */
unsigned int suspended_count; /* System suspend device counter */
unsigned int prepared_count; /* Suspend counter of prepared devices */
unsigned int performance_state; /* Aggregated max performance state */
diff --git a/include/linux/sched/task_stack.h b/include/linux/sched/task_stack.h
index ccd72b978e1f..4ac64f68dcf0 100644
--- a/include/linux/sched/task_stack.h
+++ b/include/linux/sched/task_stack.h
@@ -9,6 +9,7 @@
#include <linux/sched.h>
#include <linux/magic.h>
#include <linux/refcount.h>
+#include <linux/kasan.h>

#ifdef CONFIG_THREAD_INFO_IN_TASK

@@ -89,6 +90,7 @@ static inline int object_is_on_stack(const void *obj)
{
void *stack = task_stack_page(current);

+ obj = kasan_reset_tag(obj);
return (obj >= stack) && (obj < (stack + THREAD_SIZE));
}

diff --git a/include/linux/sockptr.h b/include/linux/sockptr.h
index fc5a206c4043..195debe2b1db 100644
--- a/include/linux/sockptr.h
+++ b/include/linux/sockptr.h
@@ -77,7 +77,9 @@ static inline int copy_safe_from_sockptr(void *dst, size_t ksize,
{
if (optlen < ksize)
return -EINVAL;
- return copy_from_sockptr(dst, optval, ksize);
+ if (copy_from_sockptr(dst, optval, ksize))
+ return -EFAULT;
+ return 0;
}

static inline int copy_struct_from_sockptr(void *dst, size_t ksize,
diff --git a/include/net/bond_options.h b/include/net/bond_options.h
index 473a0147769e..18687ccf0638 100644
--- a/include/net/bond_options.h
+++ b/include/net/bond_options.h
@@ -161,5 +161,7 @@ void bond_option_arp_ip_targets_clear(struct bonding *bond);
#if IS_ENABLED(CONFIG_IPV6)
void bond_option_ns_ip6_targets_clear(struct bonding *bond);
#endif
+void bond_slave_ns_maddrs_add(struct bonding *bond, struct slave *slave);
+void bond_slave_ns_maddrs_del(struct bonding *bond, struct slave *slave);

#endif /* _NET_BOND_OPTIONS_H */
diff --git a/kernel/Kconfig.kexec b/kernel/Kconfig.kexec
index 6c34e63c88ff..4d111f871951 100644
--- a/kernel/Kconfig.kexec
+++ b/kernel/Kconfig.kexec
@@ -97,7 +97,7 @@ config KEXEC_JUMP

config CRASH_DUMP
bool "kernel crash dumps"
- default y
+ default ARCH_DEFAULT_CRASH_DUMP
depends on ARCH_SUPPORTS_CRASH_DUMP
depends on KEXEC_CORE
select VMCORE_INFO
diff --git a/lib/buildid.c b/lib/buildid.c
index 26007cc99a38..aee749f2647d 100644
--- a/lib/buildid.c
+++ b/lib/buildid.c
@@ -40,7 +40,7 @@ static int parse_build_id_buf(unsigned char *build_id,
name_sz == note_name_sz &&
memcmp(nhdr + 1, note_name, note_name_sz) == 0 &&
desc_sz > 0 && desc_sz <= BUILD_ID_SIZE_MAX) {
- data = note_start + note_off + ALIGN(note_name_sz, 4);
+ data = note_start + note_off + sizeof(Elf32_Nhdr) + ALIGN(note_name_sz, 4);
memcpy(build_id, data, desc_sz);
memset(build_id + desc_sz, 0, BUILD_ID_SIZE_MAX - desc_sz);
if (size)
diff --git a/mm/mmap.c b/mm/mmap.c
index 8a04f29aa423..ccebd17fb48f 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1316,7 +1316,7 @@ unsigned long do_mmap(struct file *file, unsigned long addr,
* to. we assume access permissions have been handled by the open
* of the memory object, so we don't do any here.
*/
- vm_flags |= calc_vm_prot_bits(prot, pkey) | calc_vm_flag_bits(flags) |
+ vm_flags |= calc_vm_prot_bits(prot, pkey) | calc_vm_flag_bits(file, flags) |
mm->def_flags | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC;

/* Obtain the address to map to. we verify (or select) it and ensure
diff --git a/mm/mremap.c b/mm/mremap.c
index 3ca167d84c56..ffed8584deb1 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -648,7 +648,7 @@ unsigned long move_page_tables(struct vm_area_struct *vma,
* Prevent negative return values when {old,new}_addr was realigned
* but we broke out of the above loop for the first PMD itself.
*/
- if (len + old_addr < old_end)
+ if (old_addr < old_end - len)
return 0;

return len + old_addr - old_end; /* how much done */
diff --git a/mm/nommu.c b/mm/nommu.c
index 7296e775e04e..50100b909187 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -568,7 +568,7 @@ static int delete_vma_from_mm(struct vm_area_struct *vma)
VMA_ITERATOR(vmi, vma->vm_mm, vma->vm_start);

vma_iter_config(&vmi, vma->vm_start, vma->vm_end);
- if (vma_iter_prealloc(&vmi, vma)) {
+ if (vma_iter_prealloc(&vmi, NULL)) {
pr_warn("Allocation of vma tree for process %d failed\n",
current->pid);
return -ENOMEM;
@@ -838,7 +838,7 @@ static unsigned long determine_vm_flags(struct file *file,
{
unsigned long vm_flags;

- vm_flags = calc_vm_prot_bits(prot, 0) | calc_vm_flag_bits(flags);
+ vm_flags = calc_vm_prot_bits(prot, 0) | calc_vm_flag_bits(file, flags);

if (!file) {
/*
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index f9111356d104..2f19464db66e 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1040,6 +1040,7 @@ __always_inline bool free_pages_prepare(struct page *page,
bool skip_kasan_poison = should_skip_kasan_poison(page);
bool init = want_init_on_free();
bool compound = PageCompound(page);
+ struct folio *folio = page_folio(page);

VM_BUG_ON_PAGE(PageTail(page), page);

@@ -1049,6 +1050,20 @@ __always_inline bool free_pages_prepare(struct page *page,
if (memcg_kmem_online() && PageMemcgKmem(page))
__memcg_kmem_uncharge_page(page, order);

+ /*
+ * In rare cases, when truncation or holepunching raced with
+ * munlock after VM_LOCKED was cleared, Mlocked may still be
+ * found set here. This does not indicate a problem, unless
+ * "unevictable_pgs_cleared" appears worryingly large.
+ */
+ if (unlikely(folio_test_mlocked(folio))) {
+ long nr_pages = folio_nr_pages(folio);
+
+ __folio_clear_mlocked(folio);
+ zone_stat_mod_folio(folio, NR_MLOCK, -nr_pages);
+ count_vm_events(UNEVICTABLE_PGCLEARED, nr_pages);
+ }
+
if (unlikely(PageHWPoison(page)) && !order) {
/* Do not let hwpoison pages hit pcplists/buddy */
reset_page_owner(page, order);
@@ -4569,7 +4584,8 @@ unsigned long alloc_pages_bulk_noprof(gfp_t gfp, int preferred_nid,
gfp = alloc_gfp;

/* Find an allowed local zone that meets the low watermark. */
- for_each_zone_zonelist_nodemask(zone, z, ac.zonelist, ac.highest_zoneidx, ac.nodemask) {
+ z = ac.preferred_zoneref;
+ for_next_zone_zonelist_nodemask(zone, z, ac.highest_zoneidx, ac.nodemask) {
unsigned long mark;

if (cpusets_enabled() && (alloc_flags & ALLOC_CPUSET) &&
diff --git a/mm/shmem.c b/mm/shmem.c
index 941d12713952..67f2ae6a8f0f 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -1163,9 +1163,7 @@ static int shmem_getattr(struct mnt_idmap *idmap,
stat->attributes_mask |= (STATX_ATTR_APPEND |
STATX_ATTR_IMMUTABLE |
STATX_ATTR_NODUMP);
- inode_lock_shared(inode);
generic_fillattr(idmap, request_mask, inode, stat);
- inode_unlock_shared(inode);

if (shmem_huge_global_enabled(inode, 0, false, NULL, 0))
stat->blksize = HPAGE_PMD_SIZE;
@@ -2599,9 +2597,6 @@ static int shmem_mmap(struct file *file, struct vm_area_struct *vma)
if (ret)
return ret;

- /* arm64 - allow memory tagging on RAM-based files */
- vm_flags_set(vma, VM_MTE_ALLOWED);
-
file_accessed(file);
/* This is anonymous shared memory if it is unlinked at the time of mmap */
if (inode->i_nlink)
diff --git a/mm/swap.c b/mm/swap.c
index 1e734a5a6453..5d1850adf76a 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -82,20 +82,6 @@ static void __page_cache_release(struct folio *folio, struct lruvec **lruvecp,
lruvec_del_folio(*lruvecp, folio);
__folio_clear_lru_flags(folio);
}
-
- /*
- * In rare cases, when truncation or holepunching raced with
- * munlock after VM_LOCKED was cleared, Mlocked may still be
- * found set here. This does not indicate a problem, unless
- * "unevictable_pgs_cleared" appears worryingly large.
- */
- if (unlikely(folio_test_mlocked(folio))) {
- long nr_pages = folio_nr_pages(folio);
-
- __folio_clear_mlocked(folio);
- zone_stat_mod_folio(folio, NR_MLOCK, -nr_pages);
- count_vm_events(UNEVICTABLE_PGCLEARED, nr_pages);
- }
}

/*
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 6e07350817be..eeb4f025ca3b 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -3788,8 +3788,6 @@ static void hci_acldata_packet(struct hci_dev *hdev, struct sk_buff *skb)

hci_dev_lock(hdev);
conn = hci_conn_hash_lookup_handle(hdev, handle);
- if (conn && hci_dev_test_flag(hdev, HCI_MGMT))
- mgmt_device_connected(hdev, conn, NULL, 0);
hci_dev_unlock(hdev);

if (conn) {
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index da5dba120bc9..d6649246188d 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -618,7 +618,7 @@ static int dccp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
by tcp. Feel free to propose better solution.
--ANK (980728)
*/
- if (np->rxopt.all)
+ if (np->rxopt.all && sk->sk_state != DCCP_LISTEN)
opt_skb = skb_clone_and_charge_r(skb, sk);

if (sk->sk_state == DCCP_OPEN) { /* Fast path */
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 200fea92f12f..84cd46311da0 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1617,7 +1617,7 @@ int tcp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
by tcp. Feel free to propose better solution.
--ANK (980728)
*/
- if (np->rxopt.all)
+ if (np->rxopt.all && sk->sk_state != TCP_LISTEN)
opt_skb = skb_clone_and_charge_r(skb, sk);

if (sk->sk_state == TCP_ESTABLISHED) { /* Fast path */
@@ -1655,8 +1655,6 @@ int tcp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
if (reason)
goto reset;
}
- if (opt_skb)
- __kfree_skb(opt_skb);
return 0;
}
} else
diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c
index ba99484c501e..a09120d2eb80 100644
--- a/net/mptcp/pm_netlink.c
+++ b/net/mptcp/pm_netlink.c
@@ -520,7 +520,8 @@ __lookup_addr(struct pm_nl_pernet *pernet, const struct mptcp_addr_info *info)
{
struct mptcp_pm_addr_entry *entry;

- list_for_each_entry(entry, &pernet->local_addr_list, list) {
+ list_for_each_entry_rcu(entry, &pernet->local_addr_list, list,
+ lockdep_is_held(&pernet->lock)) {
if (mptcp_addresses_equal(&entry->addr, info, entry->addr.port))
return entry;
}
diff --git a/net/mptcp/pm_userspace.c b/net/mptcp/pm_userspace.c
index 8f3b01d46d24..0ba145188e6b 100644
--- a/net/mptcp/pm_userspace.c
+++ b/net/mptcp/pm_userspace.c
@@ -325,14 +325,17 @@ int mptcp_pm_nl_remove_doit(struct sk_buff *skb, struct genl_info *info)

lock_sock(sk);

+ spin_lock_bh(&msk->pm.lock);
match = mptcp_userspace_pm_lookup_addr_by_id(msk, id_val);
if (!match) {
GENL_SET_ERR_MSG(info, "address with specified id not found");
+ spin_unlock_bh(&msk->pm.lock);
release_sock(sk);
goto out;
}

list_move(&match->list, &free_list);
+ spin_unlock_bh(&msk->pm.lock);

mptcp_pm_remove_addrs(msk, &free_list);

@@ -574,6 +577,7 @@ int mptcp_userspace_pm_set_flags(struct sk_buff *skb, struct genl_info *info)
struct nlattr *token = info->attrs[MPTCP_PM_ATTR_TOKEN];
struct nlattr *attr = info->attrs[MPTCP_PM_ATTR_ADDR];
struct net *net = sock_net(skb->sk);
+ struct mptcp_pm_addr_entry *entry;
struct mptcp_sock *msk;
int ret = -EINVAL;
struct sock *sk;
@@ -615,6 +619,17 @@ int mptcp_userspace_pm_set_flags(struct sk_buff *skb, struct genl_info *info)
if (loc.flags & MPTCP_PM_ADDR_FLAG_BACKUP)
bkup = 1;

+ spin_lock_bh(&msk->pm.lock);
+ list_for_each_entry(entry, &msk->pm.userspace_pm_local_addr_list, list) {
+ if (mptcp_addresses_equal(&entry->addr, &loc.addr, false)) {
+ if (bkup)
+ entry->flags |= MPTCP_PM_ADDR_FLAG_BACKUP;
+ else
+ entry->flags &= ~MPTCP_PM_ADDR_FLAG_BACKUP;
+ }
+ }
+ spin_unlock_bh(&msk->pm.lock);
+
lock_sock(sk);
ret = mptcp_pm_nl_mp_prio_send_ack(msk, &loc.addr, &rem.addr, bkup);
release_sock(sk);
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c
index ec87b36f0d45..7913ba6b5daa 100644
--- a/net/mptcp/protocol.c
+++ b/net/mptcp/protocol.c
@@ -2082,7 +2082,8 @@ static void mptcp_rcv_space_adjust(struct mptcp_sock *msk, int copied)
slow = lock_sock_fast(ssk);
WRITE_ONCE(ssk->sk_rcvbuf, rcvbuf);
WRITE_ONCE(tcp_sk(ssk)->window_clamp, window_clamp);
- tcp_cleanup_rbuf(ssk, 1);
+ if (tcp_can_send_ack(ssk))
+ tcp_cleanup_rbuf(ssk, 1);
unlock_sock_fast(ssk, slow);
}
}
@@ -2205,7 +2206,7 @@ static int mptcp_recvmsg(struct sock *sk, struct msghdr *msg, size_t len,
cmsg_flags = MPTCP_CMSG_INQ;

while (copied < len) {
- int bytes_read;
+ int err, bytes_read;

bytes_read = __mptcp_recvmsg_mskq(msk, msg, len - copied, flags, &tss, &cmsg_flags);
if (unlikely(bytes_read < 0)) {
@@ -2267,9 +2268,16 @@ static int mptcp_recvmsg(struct sock *sk, struct msghdr *msg, size_t len,
}

pr_debug("block timeout %ld\n", timeo);
- sk_wait_data(sk, &timeo, NULL);
+ mptcp_rcv_space_adjust(msk, copied);
+ err = sk_wait_data(sk, &timeo, NULL);
+ if (err < 0) {
+ err = copied ? : err;
+ goto out_err;
+ }
}

+ mptcp_rcv_space_adjust(msk, copied);
+
out_err:
if (cmsg_flags && copied >= 0) {
if (cmsg_flags & MPTCP_CMSG_TS)
@@ -2285,8 +2293,6 @@ static int mptcp_recvmsg(struct sock *sk, struct msghdr *msg, size_t len,
pr_debug("msk=%p rx queue empty=%d:%d copied=%d\n",
msk, skb_queue_empty_lockless(&sk->sk_receive_queue),
skb_queue_empty(&msk->receive_queue), copied);
- if (!(flags & MSG_PEEK))
- mptcp_rcv_space_adjust(msk, copied);

release_sock(sk);
return copied;
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 0a9287fadb47..f84aad420d44 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -393,15 +393,6 @@ static void netlink_skb_set_owner_r(struct sk_buff *skb, struct sock *sk)

static void netlink_sock_destruct(struct sock *sk)
{
- struct netlink_sock *nlk = nlk_sk(sk);
-
- if (nlk->cb_running) {
- if (nlk->cb.done)
- nlk->cb.done(&nlk->cb);
- module_put(nlk->cb.module);
- kfree_skb(nlk->cb.skb);
- }
-
skb_queue_purge(&sk->sk_receive_queue);

if (!sock_flag(sk, SOCK_DEAD)) {
@@ -414,14 +405,6 @@ static void netlink_sock_destruct(struct sock *sk)
WARN_ON(nlk_sk(sk)->groups);
}

-static void netlink_sock_destruct_work(struct work_struct *work)
-{
- struct netlink_sock *nlk = container_of(work, struct netlink_sock,
- work);
-
- sk_free(&nlk->sk);
-}
-
/* This lock without WQ_FLAG_EXCLUSIVE is good on UP and it is _very_ bad on
* SMP. Look, when several writers sleep and reader wakes them up, all but one
* immediately hit write lock and grab all the cpus. Exclusive sleep solves
@@ -731,12 +714,6 @@ static void deferred_put_nlk_sk(struct rcu_head *head)
if (!refcount_dec_and_test(&sk->sk_refcnt))
return;

- if (nlk->cb_running && nlk->cb.done) {
- INIT_WORK(&nlk->work, netlink_sock_destruct_work);
- schedule_work(&nlk->work);
- return;
- }
-
sk_free(sk);
}

@@ -788,6 +765,14 @@ static int netlink_release(struct socket *sock)
NETLINK_URELEASE, &n);
}

+ /* Terminate any outstanding dump */
+ if (nlk->cb_running) {
+ if (nlk->cb.done)
+ nlk->cb.done(&nlk->cb);
+ module_put(nlk->cb.module);
+ kfree_skb(nlk->cb.skb);
+ }
+
module_put(nlk->module);

if (netlink_is_kernel(sk)) {
diff --git a/net/netlink/af_netlink.h b/net/netlink/af_netlink.h
index 9751e29d4bbb..b1a17c0d97a1 100644
--- a/net/netlink/af_netlink.h
+++ b/net/netlink/af_netlink.h
@@ -4,7 +4,6 @@

#include <linux/rhashtable.h>
#include <linux/atomic.h>
-#include <linux/workqueue.h>
#include <net/sock.h>

/* flags */
@@ -51,7 +50,6 @@ struct netlink_sock {

struct rhash_head node;
struct rcu_head rcu;
- struct work_struct work;
};

static inline struct netlink_sock *nlk_sk(struct sock *sk)
diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c
index 9412d88a99bc..d3a03c57545b 100644
--- a/net/sched/cls_u32.c
+++ b/net/sched/cls_u32.c
@@ -92,6 +92,16 @@ struct tc_u_common {
long knodes;
};

+static u32 handle2id(u32 h)
+{
+ return ((h & 0x80000000) ? ((h >> 20) & 0x7FF) : h);
+}
+
+static u32 id2handle(u32 id)
+{
+ return (id | 0x800U) << 20;
+}
+
static inline unsigned int u32_hash_fold(__be32 key,
const struct tc_u32_sel *sel,
u8 fshift)
@@ -310,7 +320,7 @@ static u32 gen_new_htid(struct tc_u_common *tp_c, struct tc_u_hnode *ptr)
int id = idr_alloc_cyclic(&tp_c->handle_idr, ptr, 1, 0x7FF, GFP_KERNEL);
if (id < 0)
return 0;
- return (id | 0x800U) << 20;
+ return id2handle(id);
}

static struct hlist_head *tc_u_common_hash;
@@ -360,7 +370,7 @@ static int u32_init(struct tcf_proto *tp)
return -ENOBUFS;

refcount_set(&root_ht->refcnt, 1);
- root_ht->handle = tp_c ? gen_new_htid(tp_c, root_ht) : 0x80000000;
+ root_ht->handle = tp_c ? gen_new_htid(tp_c, root_ht) : id2handle(0);
root_ht->prio = tp->prio;
root_ht->is_root = true;
idr_init(&root_ht->handle_idr);
@@ -612,7 +622,7 @@ static int u32_destroy_hnode(struct tcf_proto *tp, struct tc_u_hnode *ht,
if (phn == ht) {
u32_clear_hw_hnode(tp, ht, extack);
idr_destroy(&ht->handle_idr);
- idr_remove(&tp_c->handle_idr, ht->handle);
+ idr_remove(&tp_c->handle_idr, handle2id(ht->handle));
RCU_INIT_POINTER(*hn, ht->next);
kfree_rcu(ht, rcu);
return 0;
@@ -989,7 +999,7 @@ static int u32_change(struct net *net, struct sk_buff *in_skb,

err = u32_replace_hw_hnode(tp, ht, userflags, extack);
if (err) {
- idr_remove(&tp_c->handle_idr, handle);
+ idr_remove(&tp_c->handle_idr, handle2id(handle));
kfree(ht);
return err;
}
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index f7b809c0d142..38e2fbdcbeac 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -683,7 +683,7 @@ static int sctp_v6_available(union sctp_addr *addr, struct sctp_sock *sp)
struct sock *sk = &sp->inet.sk;
struct net *net = sock_net(sk);
struct net_device *dev = NULL;
- int type;
+ int type, res, bound_dev_if;

type = ipv6_addr_type(in6);
if (IPV6_ADDR_ANY == type)
@@ -697,14 +697,21 @@ static int sctp_v6_available(union sctp_addr *addr, struct sctp_sock *sp)
if (!(type & IPV6_ADDR_UNICAST))
return 0;

- if (sk->sk_bound_dev_if) {
- dev = dev_get_by_index_rcu(net, sk->sk_bound_dev_if);
+ rcu_read_lock();
+ bound_dev_if = READ_ONCE(sk->sk_bound_dev_if);
+ if (bound_dev_if) {
+ res = 0;
+ dev = dev_get_by_index_rcu(net, bound_dev_if);
if (!dev)
- return 0;
+ goto out;
}

- return ipv6_can_nonlocal_bind(net, &sp->inet) ||
- ipv6_chk_addr(net, in6, dev, 0);
+ res = ipv6_can_nonlocal_bind(net, &sp->inet) ||
+ ipv6_chk_addr(net, in6, dev, 0);
+
+out:
+ rcu_read_unlock();
+ return res;
}

/* This function checks if the address is a valid address to be used for
diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index 0ff9b2dd86ba..a0202d9b4792 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -835,6 +835,9 @@ static void vsock_sk_destruct(struct sock *sk)
{
struct vsock_sock *vsk = vsock_sk(sk);

+ /* Flush MSG_ZEROCOPY leftovers. */
+ __skb_queue_purge(&sk->sk_error_queue);
+
vsock_deassign_transport(vsk);

/* When clearing these addresses, there's no need to set the family and
diff --git a/net/vmw_vsock/virtio_transport_common.c b/net/vmw_vsock/virtio_transport_common.c
index 01b6b1ed5acf..0211964e4545 100644
--- a/net/vmw_vsock/virtio_transport_common.c
+++ b/net/vmw_vsock/virtio_transport_common.c
@@ -400,6 +400,7 @@ static int virtio_transport_send_pkt_info(struct vsock_sock *vsk,
if (virtio_transport_init_zcopy_skb(vsk, skb,
info->msg,
can_zcopy)) {
+ kfree_skb(skb);
ret = -ENOMEM;
break;
}
@@ -1478,6 +1479,14 @@ virtio_transport_recv_listen(struct sock *sk, struct sk_buff *skb,
return -ENOMEM;
}

+ /* __vsock_release() might have already flushed accept_queue.
+ * Subsequent enqueues would lead to a memory leak.
+ */
+ if (sk->sk_shutdown == SHUTDOWN_MASK) {
+ virtio_transport_reset_no_sock(t, skb);
+ return -ESHUTDOWN;
+ }
+
child = vsock_create_connected(sk);
if (!child) {
virtio_transport_reset_no_sock(t, skb);
diff --git a/samples/pktgen/pktgen_sample01_simple.sh b/samples/pktgen/pktgen_sample01_simple.sh
index cdb9f497f87d..66cb707479e6 100755
--- a/samples/pktgen/pktgen_sample01_simple.sh
+++ b/samples/pktgen/pktgen_sample01_simple.sh
@@ -76,7 +76,7 @@ if [ -n "$DST_PORT" ]; then
pg_set $DEV "udp_dst_max $UDP_DST_MAX"
fi

-[ ! -z "$UDP_CSUM" ] && pg_set $dev "flag UDPCSUM"
+[ ! -z "$UDP_CSUM" ] && pg_set $DEV "flag UDPCSUM"

# Setup random UDP port src range
pg_set $DEV "flag UDPSRC_RND"
diff --git a/security/integrity/evm/evm_main.c b/security/integrity/evm/evm_main.c
index 62fe66dd53ce..309630f319e2 100644
--- a/security/integrity/evm/evm_main.c
+++ b/security/integrity/evm/evm_main.c
@@ -1084,7 +1084,8 @@ static void evm_file_release(struct file *file)
if (!S_ISREG(inode->i_mode) || !(mode & FMODE_WRITE))
return;

- if (iint && atomic_read(&inode->i_writecount) == 1)
+ if (iint && iint->flags & EVM_NEW_FILE &&
+ atomic_read(&inode->i_writecount) == 1)
iint->flags &= ~EVM_NEW_FILE;
}

diff --git a/security/integrity/ima/ima_template_lib.c b/security/integrity/ima/ima_template_lib.c
index 4183956c53af..0e627eac9c33 100644
--- a/security/integrity/ima/ima_template_lib.c
+++ b/security/integrity/ima/ima_template_lib.c
@@ -318,15 +318,21 @@ static int ima_eventdigest_init_common(const u8 *digest, u32 digestsize,
hash_algo_name[hash_algo]);
}

- if (digest)
+ if (digest) {
memcpy(buffer + offset, digest, digestsize);
- else
+ } else {
/*
* If digest is NULL, the event being recorded is a violation.
* Make room for the digest by increasing the offset by the
- * hash algorithm digest size.
+ * hash algorithm digest size. If the hash algorithm is not
+ * specified increase the offset by IMA_DIGEST_SIZE which
+ * fits SHA1 or MD5
*/
- offset += hash_digest_size[hash_algo];
+ if (hash_algo < HASH_ALGO__LAST)
+ offset += hash_digest_size[hash_algo];
+ else
+ offset += IMA_DIGEST_SIZE;
+ }

return ima_write_template_field_data(buffer, offset + digestsize,
fmt, field_data);
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index d1d39f4cc942..833635aaee1d 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -7436,7 +7436,6 @@ static void alc287_alc1318_playback_pcm_hook(struct hda_pcm_stream *hinfo,
struct snd_pcm_substream *substream,
int action)
{
- alc_write_coef_idx(codec, 0x10, 0x8806); /* Change MLK to GPIO3 */
switch (action) {
case HDA_GEN_PCM_ACT_OPEN:
alc_write_coefex_idx(codec, 0x5a, 0x00, 0x954f); /* write gpio3 to high */
@@ -7450,7 +7449,6 @@ static void alc287_alc1318_playback_pcm_hook(struct hda_pcm_stream *hinfo,
static void alc287_s4_power_gpio3_default(struct hda_codec *codec)
{
if (is_s4_suspend(codec)) {
- alc_write_coef_idx(codec, 0x10, 0x8806); /* Change MLK to GPIO3 */
alc_write_coefex_idx(codec, 0x5a, 0x00, 0x554f); /* write gpio3 as default value */
}
}
@@ -7459,9 +7457,17 @@ static void alc287_fixup_lenovo_thinkpad_with_alc1318(struct hda_codec *codec,
const struct hda_fixup *fix, int action)
{
struct alc_spec *spec = codec->spec;
+ static const struct coef_fw coefs[] = {
+ WRITE_COEF(0x24, 0x0013), WRITE_COEF(0x25, 0x0000), WRITE_COEF(0x26, 0xC300),
+ WRITE_COEF(0x28, 0x0001), WRITE_COEF(0x29, 0xb023),
+ WRITE_COEF(0x24, 0x0013), WRITE_COEF(0x25, 0x0000), WRITE_COEF(0x26, 0xC301),
+ WRITE_COEF(0x28, 0x0001), WRITE_COEF(0x29, 0xb023),
+ };

if (action != HDA_FIXUP_ACT_PRE_PROBE)
return;
+ alc_update_coef_idx(codec, 0x10, 1<<11, 1<<11);
+ alc_process_coef_fw(codec, coefs);
spec->power_hook = alc287_s4_power_gpio3_default;
spec->gen.pcm_playback_hook = alc287_alc1318_playback_pcm_hook;
}
@@ -10477,6 +10483,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x103c, 0x8b59, "HP Elite mt645 G7 Mobile Thin Client U89", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
SND_PCI_QUIRK(0x103c, 0x8b5d, "HP", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
SND_PCI_QUIRK(0x103c, 0x8b5e, "HP", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
+ SND_PCI_QUIRK(0x103c, 0x8b5f, "HP", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
SND_PCI_QUIRK(0x103c, 0x8b63, "HP Elite Dragonfly 13.5 inch G4", ALC245_FIXUP_CS35L41_SPI_4_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x8b65, "HP ProBook 455 15.6 inch G10 Notebook PC", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
SND_PCI_QUIRK(0x103c, 0x8b66, "HP", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
@@ -11664,6 +11671,8 @@ static const struct snd_hda_pin_quirk alc269_fallback_pin_fixup_tbl[] = {
{0x1a, 0x40000000}),
SND_HDA_PIN_QUIRK(0x10ec0256, 0x1043, "ASUS", ALC2XX_FIXUP_HEADSET_MIC,
{0x19, 0x40000000}),
+ SND_HDA_PIN_QUIRK(0x10ec0255, 0x1558, "Clevo", ALC2XX_FIXUP_HEADSET_MIC,
+ {0x19, 0x40000000}),
{}
};

diff --git a/tools/mm/page-types.c b/tools/mm/page-types.c
index 2a4ca4dd2da8..69f00eab1b8c 100644
--- a/tools/mm/page-types.c
+++ b/tools/mm/page-types.c
@@ -421,7 +421,7 @@ static void show_page(unsigned long voffset, unsigned long offset,
if (opt_file)
printf("%lx\t", voffset);
if (opt_list_cgroup)
- printf("@%" PRIu64 "\t", cgroup)
+ printf("@%" PRIu64 "\t", cgroup);
if (opt_list_mapcnt)
printf("%" PRIu64 "\t", mapcnt);

diff --git a/tools/testing/selftests/kvm/Makefile b/tools/testing/selftests/kvm/Makefile
index 48d32c5aa3eb..a6f92129bb02 100644
--- a/tools/testing/selftests/kvm/Makefile
+++ b/tools/testing/selftests/kvm/Makefile
@@ -235,10 +235,10 @@ CFLAGS += -Wall -Wstrict-prototypes -Wuninitialized -O2 -g -std=gnu99 \
-Wno-gnu-variable-sized-type-not-at-end -MD -MP -DCONFIG_64BIT \
-fno-builtin-memcmp -fno-builtin-memcpy \
-fno-builtin-memset -fno-builtin-strnlen \
- -fno-stack-protector -fno-PIE -I$(LINUX_TOOL_INCLUDE) \
- -I$(LINUX_TOOL_ARCH_INCLUDE) -I$(LINUX_HDR_PATH) -Iinclude \
- -I$(<D) -Iinclude/$(ARCH_DIR) -I ../rseq -I.. $(EXTRA_CFLAGS) \
- $(KHDR_INCLUDES)
+ -fno-stack-protector -fno-PIE -fno-strict-aliasing \
+ -I$(LINUX_TOOL_INCLUDE) -I$(LINUX_TOOL_ARCH_INCLUDE) \
+ -I$(LINUX_HDR_PATH) -Iinclude -I$(<D) -Iinclude/$(ARCH_DIR) \
+ -I ../rseq -I.. $(EXTRA_CFLAGS) $(KHDR_INCLUDES)
ifeq ($(ARCH),s390)
CFLAGS += -march=z10
endif
diff --git a/tools/testing/selftests/mm/hugetlb_dio.c b/tools/testing/selftests/mm/hugetlb_dio.c
index 60001c142ce9..432d5af15e66 100644
--- a/tools/testing/selftests/mm/hugetlb_dio.c
+++ b/tools/testing/selftests/mm/hugetlb_dio.c
@@ -44,6 +44,13 @@ void run_dio_using_hugetlb(unsigned int start_off, unsigned int end_off)
if (fd < 0)
ksft_exit_fail_perror("Error opening file\n");

+ /* Get the free huge pages before allocation */
+ free_hpage_b = get_free_hugepages();
+ if (free_hpage_b == 0) {
+ close(fd);
+ ksft_exit_skip("No free hugepage, exiting!\n");
+ }
+
/* Allocate a hugetlb page */
orig_buffer = mmap(NULL, h_pagesize, mmap_prot, mmap_flags, -1, 0);
if (orig_buffer == MAP_FAILED) {
diff --git a/tools/testing/selftests/tc-testing/tc-tests/filters/u32.json b/tools/testing/selftests/tc-testing/tc-tests/filters/u32.json
index 24bd0c2a3014..b2ca9d4e991b 100644
--- a/tools/testing/selftests/tc-testing/tc-tests/filters/u32.json
+++ b/tools/testing/selftests/tc-testing/tc-tests/filters/u32.json
@@ -329,5 +329,29 @@
"teardown": [
"$TC qdisc del dev $DEV1 parent root drr"
]
+ },
+ {
+ "id": "1234",
+ "name": "Exercise IDR leaks by creating/deleting a filter many (2048) times",
+ "category": [
+ "filter",
+ "u32"
+ ],
+ "plugins": {
+ "requires": "nsPlugin"
+ },
+ "setup": [
+ "$TC qdisc add dev $DEV1 parent root handle 10: drr",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 2 u32 match ip src 0.0.0.2/32 action drop",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 3 u32 match ip src 0.0.0.3/32 action drop"
+ ],
+ "cmdUnderTest": "bash -c 'for i in {1..2048} ;do echo filter delete dev $DEV1 pref 3;echo filter add dev $DEV1 parent 10:0 protocol ip prio 3 u32 match ip src 0.0.0.3/32 action drop;done | $TC -b -'",
+ "expExitCode": "0",
+ "verifyCmd": "$TC filter show dev $DEV1",
+ "matchPattern": "protocol ip pref 3 u32",
+ "matchCount": "3",
+ "teardown": [
+ "$TC qdisc del dev $DEV1 parent root drr"
+ ]
}
]