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| author | Andrea Arcangeli <aarcange@redhat.com> | 2011-01-13 15:46:46 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-13 17:32:41 -0800 |
| commit | bae9c19bf12bb2a914a8e530270f41d36cc87c63 (patch) | |
| tree | 19807de9c2cb9b47fa842a549bd8c2c21579e323 /arch | |
| parent | e7a00c45f29c0155007aa150bf231a70fa470365 (diff) | |
| download | linux-bae9c19bf12bb2a914a8e530270f41d36cc87c63.tar.gz linux-bae9c19bf12bb2a914a8e530270f41d36cc87c63.tar.bz2 linux-bae9c19bf12bb2a914a8e530270f41d36cc87c63.zip | |
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 'arch')
| -rw-r--r-- | arch/x86/kernel/vm86_32.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kernel/vm86_32.c b/arch/x86/kernel/vm86_32.c index 61fb98519622..863f8753ab0a 100644 --- a/arch/x86/kernel/vm86_32.c +++ b/arch/x86/kernel/vm86_32.c @@ -179,6 +179,7 @@ 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); if (pmd_none_or_clear_bad(pmd)) goto out; pte = pte_offset_map_lock(mm, pmd, 0xA0000, &ptl); |