[PATCH] mm: remove argument from mem_init_print_info()

From: Rolf Eike Beer
Date: Wed Apr 28 2021 - 06:21:03 EST

All callers passed NULL there, and I have not found anything in git history that
shows this has been any different in the last 15 years.

Signed-off-by: Rolf Eike Beer <eb@xxxxxxxxx>
---
arch/alpha/mm/init.c | 2 +-
arch/arc/mm/init.c | 2 +-
arch/arm/mm/init.c | 2 +-
arch/arm64/mm/init.c | 2 +-
arch/csky/mm/init.c | 2 +-
arch/h8300/mm/init.c | 2 +-
arch/hexagon/mm/init.c | 2 +-
arch/ia64/mm/init.c | 2 +-
arch/m68k/mm/init.c | 2 +-
arch/microblaze/mm/init.c | 2 +-
arch/mips/loongson64/numa.c | 2 +-
arch/mips/mm/init.c | 2 +-
arch/mips/sgi-ip27/ip27-memory.c | 2 +-
arch/nds32/mm/init.c | 2 +-
arch/nios2/mm/init.c | 2 +-
arch/openrisc/mm/init.c | 2 +-
arch/parisc/mm/init.c | 2 +-
arch/powerpc/mm/mem.c | 2 +-
arch/riscv/mm/init.c | 2 +-
arch/s390/mm/init.c | 2 +-
arch/sh/mm/init.c | 2 +-
arch/sparc/mm/init_32.c | 2 +-
arch/sparc/mm/init_64.c | 2 +-
arch/um/kernel/mem.c | 2 +-
arch/x86/mm/init_32.c | 2 +-
arch/x86/mm/init_64.c | 2 +-
arch/xtensa/mm/init.c | 2 +-
include/linux/mm.h | 2 +-
mm/page_alloc.c | 10 +++++-----
29 files changed, 33 insertions(+), 33 deletions(-)

diff --git a/arch/alpha/mm/init.c b/arch/alpha/mm/init.c
index 3c42b3147fd6..1eacd9527a36 100644
--- a/arch/alpha/mm/init.c
+++ b/arch/alpha/mm/init.c
@@ -282,5 +282,5 @@ mem_init(void)
set_max_mapnr(max_low_pfn);
high_memory = (void *) __va(max_low_pfn * PAGE_SIZE);
memblock_free_all();
- mem_init_print_info(NULL);
+ mem_init_print_info();
}
diff --git a/arch/arc/mm/init.c b/arch/arc/mm/init.c
index ce07e697916c..3bd7dff98da7 100644
--- a/arch/arc/mm/init.c
+++ b/arch/arc/mm/init.c
@@ -194,7 +194,7 @@ void __init mem_init(void)
{
memblock_free_all();
highmem_init();
- mem_init_print_info(NULL);
+ mem_init_print_info();
}

#ifdef CONFIG_HIGHMEM
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 828a2561b229..f2bf4b0de362 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -316,7 +316,7 @@ void __init mem_init(void)

free_highpages();

- mem_init_print_info(NULL);
+ mem_init_print_info();

/*
* Check boundaries twice: Some fundamental inconsistencies can
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index 3685e12aba9b..d7e05ee08b2e 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -491,7 +491,7 @@ void __init mem_init(void)
/* this will put all unused low memory onto the freelists */
memblock_free_all();

- mem_init_print_info(NULL);
+ mem_init_print_info();

/*
* Check boundaries twice: Some fundamental inconsistencies can be
diff --git a/arch/csky/mm/init.c b/arch/csky/mm/init.c
index 894050a8ce09..a9399e07b65f 100644
--- a/arch/csky/mm/init.c
+++ b/arch/csky/mm/init.c
@@ -107,7 +107,7 @@ void __init mem_init(void)
free_highmem_page(page);
}
#endif
- mem_init_print_info(NULL);
+ mem_init_print_info();
}

void free_initmem(void)
diff --git a/arch/h8300/mm/init.c b/arch/h8300/mm/init.c
index 1f3b345d68b9..4d3645d42c56 100644
--- a/arch/h8300/mm/init.c
+++ b/arch/h8300/mm/init.c
@@ -99,5 +99,5 @@ void __init mem_init(void)
/* this will put all low memory onto the freelists */
memblock_free_all();

- mem_init_print_info(NULL);
+ mem_init_print_info();
}
diff --git a/arch/hexagon/mm/init.c b/arch/hexagon/mm/init.c
index f2e6c868e477..ce5a15671649 100644
--- a/arch/hexagon/mm/init.c
+++ b/arch/hexagon/mm/init.c
@@ -55,7 +55,7 @@ void __init mem_init(void)
{
/* No idea where this is actually declared. Seems to evade LXR. */
memblock_free_all();
- mem_init_print_info(NULL);
+ mem_init_print_info();

/*
* To-Do: someone somewhere should wipe out the bootmem map
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index 16d0d7d22657..1568c331cd8a 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -659,7 +659,7 @@ mem_init (void)
set_max_mapnr(max_low_pfn);
high_memory = __va(max_low_pfn * PAGE_SIZE);
memblock_free_all();
- mem_init_print_info(NULL);
+ mem_init_print_info();

/*
* For fsyscall entrpoints with no light-weight handler, use the ordinary
diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c
index 14c1e541451c..9254df8bd83e 100644
--- a/arch/m68k/mm/init.c
+++ b/arch/m68k/mm/init.c
@@ -153,5 +153,5 @@ void __init mem_init(void)
/* this will put all memory onto the freelists */
memblock_free_all();
init_pointer_tables();
- mem_init_print_info(NULL);
+ mem_init_print_info();
}
diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c
index 181e48782e6c..02510f567a4f 100644
--- a/arch/microblaze/mm/init.c
+++ b/arch/microblaze/mm/init.c
@@ -131,7 +131,7 @@ void __init mem_init(void)
highmem_setup();
#endif

- mem_init_print_info(NULL);
+ mem_init_print_info();
mem_init_done = 1;
}

diff --git a/arch/mips/loongson64/numa.c b/arch/mips/loongson64/numa.c
index a8f57bf01285..6d84b2581526 100644
--- a/arch/mips/loongson64/numa.c
+++ b/arch/mips/loongson64/numa.c
@@ -167,7 +167,7 @@ void __init mem_init(void)
high_memory = (void *) __va(get_num_physpages() << PAGE_SHIFT);
memblock_free_all();
setup_zero_pages(); /* This comes from node 0 */
- mem_init_print_info(NULL);
+ mem_init_print_info();
}

/* All PCI device belongs to logical Node-0 */
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 5cb73bf74a8b..9f79fe628b6f 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -467,7 +467,7 @@ void __init mem_init(void)
memblock_free_all();
setup_zero_pages(); /* Setup zeroed pages. */
mem_init_free_highmem();
- mem_init_print_info(NULL);
+ mem_init_print_info();

#ifdef CONFIG_64BIT
if ((unsigned long) &_text > (unsigned long) CKSEG0)
diff --git a/arch/mips/sgi-ip27/ip27-memory.c b/arch/mips/sgi-ip27/ip27-memory.c
index 87bb6945ec25..c1eefc01ee6e 100644
--- a/arch/mips/sgi-ip27/ip27-memory.c
+++ b/arch/mips/sgi-ip27/ip27-memory.c
@@ -420,5 +420,5 @@ void __init mem_init(void)
high_memory = (void *) __va(get_num_physpages() << PAGE_SHIFT);
memblock_free_all();
setup_zero_pages(); /* This comes from node 0 */
- mem_init_print_info(NULL);
+ mem_init_print_info();
}
diff --git a/arch/nds32/mm/init.c b/arch/nds32/mm/init.c
index fa86f7b2f416..310f7d320fa5 100644
--- a/arch/nds32/mm/init.c
+++ b/arch/nds32/mm/init.c
@@ -191,7 +191,7 @@ void __init mem_init(void)

/* this will put all low memory onto the freelists */
memblock_free_all();
- mem_init_print_info(NULL);
+ mem_init_print_info();

pr_info("virtual kernel memory layout:\n"
" fixmap : 0x%08lx - 0x%08lx (%4ld kB)\n"
diff --git a/arch/nios2/mm/init.c b/arch/nios2/mm/init.c
index 61862dbb0e32..e5109560fc9a 100644
--- a/arch/nios2/mm/init.c
+++ b/arch/nios2/mm/init.c
@@ -71,7 +71,7 @@ void __init mem_init(void)

/* this will put all memory onto the freelists */
memblock_free_all();
- mem_init_print_info(NULL);
+ mem_init_print_info();
}

void __init mmu_init(void)
diff --git a/arch/openrisc/mm/init.c b/arch/openrisc/mm/init.c
index bf9b2310fc93..f31a86d39fb8 100644
--- a/arch/openrisc/mm/init.c
+++ b/arch/openrisc/mm/init.c
@@ -211,7 +211,7 @@ void __init mem_init(void)
/* this will put all low memory onto the freelists */
memblock_free_all();

- mem_init_print_info(NULL);
+ mem_init_print_info();

printk("mem_init_done ...........................................\n");
mem_init_done = 1;
diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c
index 9ca4e4ff6895..3fb2c28729e9 100644
--- a/arch/parisc/mm/init.c
+++ b/arch/parisc/mm/init.c
@@ -573,7 +573,7 @@ void __init mem_init(void)
#endif
parisc_vmalloc_start = SET_MAP_OFFSET(MAP_START);

- mem_init_print_info(NULL);
+ mem_init_print_info();

#if 0
/*
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 4e8ce6d85232..f121158a23fc 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -312,7 +312,7 @@ void __init mem_init(void)
(mfspr(SPRN_TLB1CFG) & TLBnCFG_N_ENTRY) - 1;
#endif

- mem_init_print_info(NULL);
+ mem_init_print_info();
#ifdef CONFIG_PPC32
pr_info("Kernel virtual memory layout:\n");
#ifdef CONFIG_KASAN
diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c
index 067583ab1bd7..a0488829efd6 100644
--- a/arch/riscv/mm/init.c
+++ b/arch/riscv/mm/init.c
@@ -102,7 +102,7 @@ void __init mem_init(void)
high_memory = (void *)(__va(PFN_PHYS(max_low_pfn)));
memblock_free_all();

- mem_init_print_info(NULL);
+ mem_init_print_info();
print_vm_layout();
}

diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c
index 0e76b2127dc6..4c85d4bae2f7 100644
--- a/arch/s390/mm/init.c
+++ b/arch/s390/mm/init.c
@@ -210,7 +210,7 @@ void __init mem_init(void)

cmma_init_nodat();

- mem_init_print_info(NULL);
+ mem_init_print_info();
}

void free_initmem(void)
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index 0db6919af8d3..e3a12ef6e281 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -359,7 +359,7 @@ void __init mem_init(void)

vsyscall_init();

- mem_init_print_info(NULL);
+ mem_init_print_info();
pr_info("virtual kernel memory layout:\n"
" fixmap : 0x%08lx - 0x%08lx (%4ld kB)\n"
" vmalloc : 0x%08lx - 0x%08lx (%4ld MB)\n"
diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c
index 6139c5700ccc..290bd8f3180b 100644
--- a/arch/sparc/mm/init_32.c
+++ b/arch/sparc/mm/init_32.c
@@ -293,7 +293,7 @@ void __init mem_init(void)
map_high_region(start_pfn, end_pfn);
}

- mem_init_print_info(NULL);
+ mem_init_print_info();
}

void sparc_flush_page_to_ram(struct page *page)
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index 182bb7bdaa0a..57a2e4801d24 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -2520,7 +2520,7 @@ void __init mem_init(void)
}
mark_page_reserved(mem_map_zero);

- mem_init_print_info(NULL);
+ mem_init_print_info();

if (tlb_type == cheetah || tlb_type == cheetah_plus)
cheetah_ecache_flush_init();
diff --git a/arch/um/kernel/mem.c b/arch/um/kernel/mem.c
index 9242dc91d751..ab8fcd1c4c52 100644
--- a/arch/um/kernel/mem.c
+++ b/arch/um/kernel/mem.c
@@ -54,7 +54,7 @@ void __init mem_init(void)
memblock_free_all();
max_low_pfn = totalram_pages();
max_pfn = max_low_pfn;
- mem_init_print_info(NULL);
+ mem_init_print_info();
kmalloc_ok = 1;
}

diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c
index da31c2635ee4..892ed7b1f446 100644
--- a/arch/x86/mm/init_32.c
+++ b/arch/x86/mm/init_32.c
@@ -755,7 +755,7 @@ void __init mem_init(void)
after_bootmem = 1;
x86_init.hyper.init_after_bootmem();

- mem_init_print_info(NULL);
+ mem_init_print_info();

/*
* Check boundaries twice: Some fundamental inconsistencies can
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 55247451ba85..aff5e8588896 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -1307,7 +1307,7 @@ void __init mem_init(void)

preallocate_vmalloc_pages();

- mem_init_print_info(NULL);
+ mem_init_print_info();
}

#ifdef CONFIG_DEFERRED_STRUCT_PAGE_INIT
diff --git a/arch/xtensa/mm/init.c b/arch/xtensa/mm/init.c
index 2daeba9e454e..0c9d31b759a9 100644
--- a/arch/xtensa/mm/init.c
+++ b/arch/xtensa/mm/init.c
@@ -119,7 +119,7 @@ void __init mem_init(void)

memblock_free_all();

- mem_init_print_info(NULL);
+ mem_init_print_info();
pr_info("virtual kernel memory layout:\n"
#ifdef CONFIG_KASAN
" kasan : 0x%08lx - 0x%08lx (%5lu MB)\n"
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 06094627f1c1..b42964e5cb1a 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2357,7 +2357,7 @@ extern unsigned long free_reserved_area(void *start, void *end,
int poison, const char *s);

extern void adjust_managed_page_count(struct page *page, long count);
-extern void mem_init_print_info(const char *str);
+extern void mem_init_print_info(void);

extern void reserve_bootmem_region(phys_addr_t start, phys_addr_t end);

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index e2f19bf948db..2c2f4c6e399b 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -7689,7 +7689,7 @@ unsigned long free_reserved_area(void *start, void *end, int poison, const char
return pages;
}

-void __init mem_init_print_info(const char *str)
+void __init mem_init_print_info(void)
{
unsigned long physpages, codesize, datasize, rosize, bss_size;
unsigned long init_code_size, init_data_size;
@@ -7728,17 +7728,17 @@ void __init mem_init_print_info(const char *str)
#ifdef CONFIG_HIGHMEM
", %luK highmem"
#endif
- "%s%s)\n",
+ ")\n",
nr_free_pages() << (PAGE_SHIFT - 10),
physpages << (PAGE_SHIFT - 10),
codesize >> 10, datasize >> 10, rosize >> 10,
(init_data_size + init_code_size) >> 10, bss_size >> 10,
(physpages - totalram_pages() - totalcma_pages) << (PAGE_SHIFT - 10),
- totalcma_pages << (PAGE_SHIFT - 10),
+ totalcma_pages << (PAGE_SHIFT - 10)
#ifdef CONFIG_HIGHMEM
- totalhigh_pages() << (PAGE_SHIFT - 10),
+ , totalhigh_pages() << (PAGE_SHIFT - 10)
#endif
- str ? ", " : "", str ? str : "");
+ );
}

/**
--
2.31.1


--
Rolf Eike Beer, emlix GmbH, https://www.emlix.com
Fon +49 551 30664-0, Fax +49 551 30664-11
Gothaer Platz 3, 37083 Göttingen, Germany
Sitz der Gesellschaft: Göttingen, Amtsgericht Göttingen HR B 3160
Geschäftsführung: Heike Jordan, Dr. Uwe Kracke – Ust-IdNr.: DE 205 198 055

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