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authorKirill A. Shutemov <kirill.shutemov@linux.intel.com>2012-12-13 01:50:59 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2012-12-13 05:38:31 +0400
commite180377f1ae48b3cbc559c9875d9b038f7f000c6 (patch)
treec51e0db181acc0372479bce5cd68b99abca7d8bb /arch
parentcad7f613c4d010e1d0f05c9a4fb33c7ae40ba115 (diff)
downloadlinux-e180377f1ae48b3cbc559c9875d9b038f7f000c6.tar.xz
thp: change split_huge_page_pmd() interface
Pass vma instead of mm and add address parameter. In most cases we already have vma on the stack. We provides split_huge_page_pmd_mm() for few cases when we have mm, but not vma. This change is preparation to huge zero pmd splitting implementation. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Andrea Arcangeli <aarcange@redhat.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: "H. Peter Anvin" <hpa@linux.intel.com> Cc: Mel Gorman <mel@csn.ul.ie> Cc: David Rientjes <rientjes@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/vm86_32.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/vm86_32.c b/arch/x86/kernel/vm86_32.c
index 5c9687b1bde6..1dfe69cc78a8 100644
--- a/arch/x86/kernel/vm86_32.c
+++ b/arch/x86/kernel/vm86_32.c
@@ -182,7 +182,7 @@ static void mark_screen_rdonly(struct mm_struct *mm)
if (pud_none_or_clear_bad(pud))
goto out;
pmd = pmd_offset(pud, 0xA0000);
- split_huge_page_pmd(mm, pmd);
+ split_huge_page_pmd_mm(mm, 0xA0000, pmd);
if (pmd_none_or_clear_bad(pmd))
goto out;
pte = pte_offset_map_lock(mm, pmd, 0xA0000, &ptl);