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(parent: 6a252cc) | patch
vmscan: fix shrinker callback bug in fs/super.c
authorMikulas Patocka <mpatocka@redhat.com>
Tue, 1 Nov 2011 00:08:57 +0000 (17:08 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 1 Nov 2011 00:30:49 +0000 (17:30 -0700)
commit8c17e240898382d13d2d186a86fbe66065edd5e7
tree4b1890150cf7f7a2339694ea97efa6c45b8705a1tree | snapshot
parent6a252ccd227b1a761572977a137626b75581b88acommit | diff
vmscan: fix shrinker callback bug in fs/super.c

The callback must not return -1 when nr_to_scan is zero. Fix the bug in
fs/super.c and add this requirement to the callback specification.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Cc: Dave Chinner <david@fromorbit.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
fs/super.c diff | blob | history
include/linux/shrinker.h diff | blob | history
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