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Commit 21bda264 authored Aug 06, 2014 by Jerome Marchand Committed by Linus Torvalds Aug 06, 2014

mm: make copy_pte_range static again



Commit 71e3aac0 ("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>

parent ed4d4902

include/linux/huge_mm.h

+0 −4

Original line number	Original line	Diff line number	Diff line
	@@ -93,10 +93,6 @@ extern bool is_vma_temporary_stack(struct vm_area_struct *vma);
	#endif /* CONFIG_DEBUG_VM */		#endif /* CONFIG_DEBUG_VM */

	extern unsigned long transparent_hugepage_flags;		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);		extern int split_huge_page_to_list(struct page page, struct list_head list);
	static inline int split_huge_page(struct page *page)		static inline int split_huge_page(struct page *page)
	{		{

mm/memory.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -884,7 +884,7 @@ copy_one_pte(struct mm_struct dst_mm, struct mm_struct src_mm,
	return 0;		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,		pmd_t dst_pmd, pmd_t src_pmd, struct vm_area_struct *vma,
	unsigned long addr, unsigned long end)		unsigned long addr, unsigned long end)
	{		{