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authorFrederic Weisbecker <fweisbec@gmail.com>2010-11-24 12:57:15 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-11-25 06:50:48 +0900
commitda905873effecd1c0166e578bc4b5006f041b18b (patch)
treeba6e699a028ce1e0625a01a3e6f82d83dad04aca /include/linux/magic.h
parentd1d73578e053b981c3611e5a211534290d24a5eb (diff)
reiserfs: fix inode mutex - reiserfs lock misordering
reiserfs_unpack() locks the inode mutex with reiserfs_mutex_lock_safe() to protect against reiserfs lock dependency. However this protection requires to have the reiserfs lock to be locked. This is the case if reiserfs_unpack() is called by reiserfs_ioctl but not from reiserfs_quota_on() when it tries to unpack tails of quota files. Fix the ordering of the two locks in reiserfs_unpack() to fix this issue. Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Reported-by: Markus Gapp <markus.gapp@gmx.net> Reported-by: Jan Kara <jack@suse.cz> Cc: Jeff Mahoney <jeffm@suse.com> Cc: <stable@kernel.org> [2.6.36.x] Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/magic.h')
0 files changed, 0 insertions, 0 deletions