xfs: prevent deadlock in xfs_qm_shake()

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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>

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Felix Blyakher 2009-06-01 13:13:24 -05:00

parent 096324873f

commit 4156e735d3

1 changed files with 1 additions and 1 deletions

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fs/xfs/linux-2.6/kmem.h

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