]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: c7430ca) | patch
xfs: prevent deadlock in xfs_qm_shake()
authorFelix Blyakher <felixb@sgi.com>
Mon, 1 Jun 2009 18:13:24 +0000 (13:13 -0500)
committerFelix Blyakher <felixb@sgi.com>
Tue, 2 Jun 2009 03:59:45 +0000 (22:59 -0500)
commita4e3730821a03ce7f659543506d39699d9f8c6b6
tree25d43875b8c539d080141479a0695ab1ff24965ctree | snapshot
parentc7430cab894eb381185a7ba36278825a0c4aeb1dcommit | diff
xfs: prevent deadlock in xfs_qm_shake()

It's possible to recurse into filesystem from the memory
allocation, which deadlocks in xfs_qm_shake(). Add check
for __GFP_FS, and bail out if it is not set.

Signed-off-by: Felix Blyakher <felixb@sgi.com>
Signed-off-by: Hedi Berriche <hedi@sgi.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Felix Blyakher <felixb@sgi.com>
fs/xfs/linux-2.6/kmem.h diff | blob | history
Linux Kernel Source Tree.