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mm/page_alloc: add __init annotations to init_mem_debugging_and_hardening()

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It's only called by mm_init(). Add __init annotations to it.

Link: https://lkml.kernel.org/r/20220916072257.9639-6-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Reviewed-by: Oscar Salvador <osalvador@suse.de>
Cc: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Miaohe Lin 2022-09-16 15:22:46 +08:00 committed by Andrew Morton
parent 709924bc75
commit 5749fcc5f0
2 changed files with 2 additions and 2 deletions
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2
include/linux/mm.h
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@ -3092,7 +3092,7 @@ extern int apply_to_existing_page_range(struct mm_struct *mm,
unsigned long address, unsigned long size,
pte_fn_t fn, void *data);
extern void init_mem_debugging_and_hardening(void);
extern void __init init_mem_debugging_and_hardening(void);
#ifdef CONFIG_PAGE_POISONING
extern void __kernel_poison_pages(struct page *page, int numpages);
extern void __kernel_unpoison_pages(struct page *page, int numpages);

2
mm/page_alloc.c
View File

@ -903,7 +903,7 @@ static inline void clear_page_guard(struct zone *zone, struct page *page,
* order of appearance. So we need to first gather the full picture of what was
* enabled, and then make decisions.
*/
void init_mem_debugging_and_hardening(void)
void __init init_mem_debugging_and_hardening(void)
{
bool page_poisoning_requested = false;