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author | Hillf Danton <dhillf@gmail.com> | 2012-03-22 00:34:03 +0100 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-22 01:54:57 +0100 |
commit | 9e81130b7ce23050335b1197bb51743517b5b9d0 (patch) | |
tree | 6a359131ad2c36ca9e50f0c96a17ef755ad7e168 /mm/slob.c | |
parent | thp: documentation: 'transparent_hugepage=' can also be specified on cmdline (diff) | |
download | linux-9e81130b7ce23050335b1197bb51743517b5b9d0.tar.xz linux-9e81130b7ce23050335b1197bb51743517b5b9d0.zip |
mm: hugetlb: bail out unmapping after serving reference page
When unmapping a given VM range, we could bail out if a reference page is
supplied and is unmapped, which is a minor optimization.
Signed-off-by: Hillf Danton <dhillf@gmail.com>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Hugh Dickins <hughd@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/slob.c')
0 files changed, 0 insertions, 0 deletions