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| author | Wu Fengguang <fengguang.wu@intel.com> | 2009-06-16 15:31:21 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-16 19:47:28 -0700 |
| commit | caca7cb748571a5b39943a9b3e7081feef055e5e (patch) | |
| tree | 8f115031584d8ebc14280079fed8183ef1f032ac /mm/hugetlb.c | |
| parent | fc31d16add13773265cc53d59f2e7594cb3c0a14 (diff) | |
| download | linux-3.10-caca7cb748571a5b39943a9b3e7081feef055e5e.tar.gz linux-3.10-caca7cb748571a5b39943a9b3e7081feef055e5e.tar.bz2 linux-3.10-caca7cb748571a5b39943a9b3e7081feef055e5e.zip | |
readahead: remove one unnecessary radix tree lookup
(hit_readahead_marker != 0) means the page at @offset is present, so we
can search for non-present page starting from @offset+1.
Reported-by: Xu Chenfeng <xcf@ustc.edu.cn>
Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Cc: Ying Han <yinghan@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/hugetlb.c')
0 files changed, 0 insertions, 0 deletions