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author | Andrea Arcangeli <aarcange@redhat.com> | 2011-01-13 15:46:55 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-13 17:32:42 -0800 |
commit | 0af4e98b6b095c74588af04872f83d333c958c32 (patch) | |
tree | 56b1965482470219a8cf11b7e7c875ae91bff46e /mm/memory.c | |
parent | f66055ab6fb9731dbfce320c5202ef4441b5d77f (diff) | |
download | op-kernel-dev-0af4e98b6b095c74588af04872f83d333c958c32.zip op-kernel-dev-0af4e98b6b095c74588af04872f83d333c958c32.tar.gz |
thp: madvise(MADV_HUGEPAGE)
Add madvise MADV_HUGEPAGE to mark regions that are important to be
hugepage backed. Return -EINVAL if the vma is not of an anonymous type,
or the feature isn't built into the kernel. Never silently return
success.
Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
Acked-by: Rik van Riel <riel@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/memory.c')
0 files changed, 0 insertions, 0 deletions