From: Mikulas Patocka <mpatocka@redhat.com>
Date: Tue, 1 Nov 2011 00:08:57 +0000 (-0700)
Subject: vmscan: fix shrinker callback bug in fs/super.c
X-Git-Tag: v3.2-rc1~108^2~78
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=09f363c7363eb10cfb4b82094bd7064e5608258b;p=pandora-kernel.git

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>
---

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