[tip:x86/cleanups] x86/paravirt: Remove unused pv_apic_ops structure
From: tip-bot for Juergen Gross
Date: Thu Nov 19 2015 - 05:07:50 EST
Commit-ID: 460958659270b7d750d4ccfe052171cb6f655cbb
Gitweb: http://git.kernel.org/tip/460958659270b7d750d4ccfe052171cb6f655cbb
Author: Juergen Gross <jgross@xxxxxxxx>
AuthorDate: Tue, 17 Nov 2015 14:44:32 +0100
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Thu, 19 Nov 2015 11:03:58 +0100
x86/paravirt: Remove unused pv_apic_ops structure
The only member of that structure is startup_ipi_hook which is always
set to paravirt_nop.
Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
Reviewed-by: David Vrabel <david.vrabel@xxxxxxxxxx>
Cc: jeremy@xxxxxxxx
Cc: chrisw@xxxxxxxxxxxx
Cc: akataria@xxxxxxxxxx
Cc: rusty@xxxxxxxxxxxxxxx
Cc: virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx
Cc: xen-devel@xxxxxxxxxxxxx
Cc: konrad.wilk@xxxxxxxxxx
Cc: boris.ostrovsky@xxxxxxxxxx
Link: http://lkml.kernel.org/r/1447767872-16730-1-git-send-email-jgross@xxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
arch/x86/include/asm/paravirt.h | 9 ---------
arch/x86/include/asm/paravirt_types.h | 10 ----------
arch/x86/include/asm/smp.h | 3 ---
arch/x86/kernel/paravirt.c | 8 --------
arch/x86/kernel/smpboot.c | 7 -------
arch/x86/xen/enlighten.c | 7 -------
6 files changed, 44 deletions(-)
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index 10d0596..4d7f080 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -285,15 +285,6 @@ static inline void slow_down_io(void)
#endif
}
-#ifdef CONFIG_SMP
-static inline void startup_ipi_hook(int phys_apicid, unsigned long start_eip,
- unsigned long start_esp)
-{
- PVOP_VCALL3(pv_apic_ops.startup_ipi_hook,
- phys_apicid, start_eip, start_esp);
-}
-#endif
-
static inline void paravirt_activate_mm(struct mm_struct *prev,
struct mm_struct *next)
{
diff --git a/arch/x86/include/asm/paravirt_types.h b/arch/x86/include/asm/paravirt_types.h
index e1f31df..7afeafb 100644
--- a/arch/x86/include/asm/paravirt_types.h
+++ b/arch/x86/include/asm/paravirt_types.h
@@ -215,14 +215,6 @@ struct pv_irq_ops {
#endif
};
-struct pv_apic_ops {
-#ifdef CONFIG_X86_LOCAL_APIC
- void (*startup_ipi_hook)(int phys_apicid,
- unsigned long start_eip,
- unsigned long start_esp);
-#endif
-};
-
struct pv_mmu_ops {
unsigned long (*read_cr2)(void);
void (*write_cr2)(unsigned long);
@@ -354,7 +346,6 @@ struct paravirt_patch_template {
struct pv_time_ops pv_time_ops;
struct pv_cpu_ops pv_cpu_ops;
struct pv_irq_ops pv_irq_ops;
- struct pv_apic_ops pv_apic_ops;
struct pv_mmu_ops pv_mmu_ops;
struct pv_lock_ops pv_lock_ops;
};
@@ -364,7 +355,6 @@ extern struct pv_init_ops pv_init_ops;
extern struct pv_time_ops pv_time_ops;
extern struct pv_cpu_ops pv_cpu_ops;
extern struct pv_irq_ops pv_irq_ops;
-extern struct pv_apic_ops pv_apic_ops;
extern struct pv_mmu_ops pv_mmu_ops;
extern struct pv_lock_ops pv_lock_ops;
diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h
index a438c55..dfcf072 100644
--- a/arch/x86/include/asm/smp.h
+++ b/arch/x86/include/asm/smp.h
@@ -65,9 +65,6 @@ struct smp_ops {
extern void set_cpu_sibling_map(int cpu);
#ifdef CONFIG_SMP
-#ifndef CONFIG_PARAVIRT
-#define startup_ipi_hook(phys_apicid, start_eip, start_esp) do { } while (0)
-#endif
extern struct smp_ops smp_ops;
static inline void smp_send_stop(void)
diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index 4f32a10..f27962c 100644
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -123,7 +123,6 @@ static void *get_call_destination(u8 type)
.pv_time_ops = pv_time_ops,
.pv_cpu_ops = pv_cpu_ops,
.pv_irq_ops = pv_irq_ops,
- .pv_apic_ops = pv_apic_ops,
.pv_mmu_ops = pv_mmu_ops,
#ifdef CONFIG_PARAVIRT_SPINLOCKS
.pv_lock_ops = pv_lock_ops,
@@ -392,12 +391,6 @@ NOKPROBE_SYMBOL(native_get_debugreg);
NOKPROBE_SYMBOL(native_set_debugreg);
NOKPROBE_SYMBOL(native_load_idt);
-struct pv_apic_ops pv_apic_ops = {
-#ifdef CONFIG_X86_LOCAL_APIC
- .startup_ipi_hook = paravirt_nop,
-#endif
-};
-
#if defined(CONFIG_X86_32) && !defined(CONFIG_X86_PAE)
/* 32-bit pagetable entries */
#define PTE_IDENT __PV_IS_CALLEE_SAVE(_paravirt_ident_32)
@@ -481,6 +474,5 @@ struct pv_mmu_ops pv_mmu_ops = {
EXPORT_SYMBOL_GPL(pv_time_ops);
EXPORT_SYMBOL (pv_cpu_ops);
EXPORT_SYMBOL (pv_mmu_ops);
-EXPORT_SYMBOL_GPL(pv_apic_ops);
EXPORT_SYMBOL_GPL(pv_info);
EXPORT_SYMBOL (pv_irq_ops);
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 892ee2e5..4df7777 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -629,13 +629,6 @@ wakeup_secondary_cpu_via_init(int phys_apicid, unsigned long start_eip)
num_starts = 0;
/*
- * Paravirt / VMI wants a startup IPI hook here to set up the
- * target processor state.
- */
- startup_ipi_hook(phys_apicid, (unsigned long) start_secondary,
- stack_start);
-
- /*
* Run STARTUP IPI loop.
*/
pr_debug("#startup loops: %d\n", num_starts);
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 993b7a7..2745e8a 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -1264,12 +1264,6 @@ static const struct pv_cpu_ops xen_cpu_ops __initconst = {
.end_context_switch = xen_end_context_switch,
};
-static const struct pv_apic_ops xen_apic_ops __initconst = {
-#ifdef CONFIG_X86_LOCAL_APIC
- .startup_ipi_hook = paravirt_nop,
-#endif
-};
-
static void xen_reboot(int reason)
{
struct sched_shutdown r = { .reason = reason };
@@ -1535,7 +1529,6 @@ asmlinkage __visible void __init xen_start_kernel(void)
/* Install Xen paravirt ops */
pv_info = xen_info;
pv_init_ops = xen_init_ops;
- pv_apic_ops = xen_apic_ops;
if (!xen_pvh_domain()) {
pv_cpu_ops = xen_cpu_ops;
--
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