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authorAndrea Arcangeli <aarcange@redhat.com>2011-01-13 15:46:46 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-13 17:32:41 -0800
commitbae9c19bf12bb2a914a8e530270f41d36cc87c63 (patch)
tree19807de9c2cb9b47fa842a549bd8c2c21579e323 /mm/mincore.c
parente7a00c45f29c0155007aa150bf231a70fa470365 (diff)
downloadlinux-bae9c19bf12bb2a914a8e530270f41d36cc87c63.tar.gz
thp: split_huge_page_mm/vma
split_huge_page_pmd compat code. Each one of those would need to be expanded to hundred of lines of complex code without a fully reliable split_huge_page_pmd design. Signed-off-by: Andrea Arcangeli <aarcange@redhat.com> Acked-by: Rik van Riel <riel@redhat.com> Acked-by: Mel Gorman <mel@csn.ul.ie> Signed-off-by: Johannes Weiner <hannes@cmpxchg.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/mincore.c')
-rw-r--r--mm/mincore.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/mincore.c b/mm/mincore.c
index 9ac42dc6d7b..9959bb41570 100644
--- a/mm/mincore.c
+++ b/mm/mincore.c
@@ -154,6 +154,7 @@ static void mincore_pmd_range(struct vm_area_struct *vma, pud_t *pud,
pmd = pmd_offset(pud, addr);
do {
next = pmd_addr_end(addr, end);
+ split_huge_page_pmd(vma->vm_mm, pmd);
if (pmd_none_or_clear_bad(pmd))
mincore_unmapped_range(vma, addr, next, vec);
else