diff options
| author | Heesub Shin <[email protected]> | 2013-07-31 13:53:40 -0700 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2013-07-31 14:41:03 -0700 |
| commit | 9d8c5b5284e4a0167c5f7b1193692492358b8700 (patch) | |
| tree | ce4fa52666297238d217ce096f5fc6201bd08343 /net/unix/af_unix.c | |
| parent | e180cf806a93ea1abbce47b245d25204ff557ce9 (diff) | |
mm: zbud: fix condition check on allocation size
zbud_alloc() incorrectly verifies the size of allocation limit. It
should deny the allocation request greater than (PAGE_SIZE -
ZHDR_SIZE_ALIGNED - CHUNK_SIZE), not (PAGE_SIZE - ZHDR_SIZE_ALIGNED)
which has no remaining spaces for its buddy. There is no point in
spending the entire zbud page storing only a single page, since we don't
have any benefits.
Signed-off-by: Heesub Shin <[email protected]>
Acked-by: Seth Jennings <[email protected]>
Cc: Bob Liu <[email protected]>
Cc: Dongjun Shin <[email protected]>
Cc: Sunae Seo <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'net/unix/af_unix.c')
0 files changed, 0 insertions, 0 deletions