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mm: make copy_pte_range static again

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Commit 71e3aac072 ("thp: transparent hugepage core") adds
copy_pte_range prototype to huge_mm.h.  I'm not sure why (or if) this
function have been used outside of memory.c, but it currently isn't.
This patch makes copy_pte_range() static again.

Signed-off-by: Jerome Marchand <jmarchan@redhat.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jerome Marchand 2014-08-06 16:06:56 -07:00 committed by Linus Torvalds
parent ed4d4902eb
commit 21bda264f4
2 changed files with 1 additions and 5 deletions
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4
include/linux/huge_mm.h
View file

@ -93,10 +93,6 @@ extern bool is_vma_temporary_stack(struct vm_area_struct *vma);
#endif /* CONFIG_DEBUG_VM */
extern unsigned long transparent_hugepage_flags;
extern int copy_pte_range(struct mm_struct *dst_mm, struct mm_struct *src_mm,
pmd_t *dst_pmd, pmd_t *src_pmd,
struct vm_area_struct *vma,
unsigned long addr, unsigned long end);
extern int split_huge_page_to_list(struct page *page, struct list_head *list);
static inline int split_huge_page(struct page *page)
{

2
mm/memory.c
View file

@ -884,7 +884,7 @@ copy_one_pte(struct mm_struct *dst_mm, struct mm_struct *src_mm,
return 0;
}
int copy_pte_range(struct mm_struct *dst_mm, struct mm_struct *src_mm,
static int copy_pte_range(struct mm_struct *dst_mm, struct mm_struct *src_mm,
pmd_t *dst_pmd, pmd_t *src_pmd, struct vm_area_struct *vma,
unsigned long addr, unsigned long end)
{