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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/pagewalk.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/pagewalk.c')
-rw-r--r--mm/pagewalk.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/pagewalk.c b/mm/pagewalk.c
index 38cc58b8b2b..7cfa6ae0230 100644
--- a/mm/pagewalk.c
+++ b/mm/pagewalk.c
@@ -34,6 +34,7 @@ static int walk_pmd_range(pud_t *pud, unsigned long addr, unsigned long end,
pmd = pmd_offset(pud, addr);
do {
next = pmd_addr_end(addr, end);
+ split_huge_page_pmd(walk->mm, pmd);
if (pmd_none_or_clear_bad(pmd)) {
if (walk->pte_hole)
err = walk->pte_hole(addr, next, walk);