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(parent: b784d71) | patch
btrfs: fix unlocked access of delalloc_inodes
authorDavid Sterba <dsterba@suse.cz>
Thu, 9 Jun 2011 10:02:51 +0000 (10:02 +0000)
committerChris Mason <chris.mason@oracle.com>
Fri, 10 Jun 2011 22:57:11 +0000 (18:57 -0400)
commitef343c24bc396ecd5260787f97a234aaeca09498
tree071251fb002ec06e3db5848e9385386aa04f9197tree | snapshot
parentb784d717296bf55ecf076c204e68066898d6d72bcommit | diff
btrfs: fix unlocked access of delalloc_inodes

list_splice_init will make delalloc_inodes empty, but without a spinlock
around, this may produce corrupted list head, accessed in many placess,
The race window is very tight and nobody seems to have hit it so far.

Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
fs/btrfs/disk-io.c diff | blob | history
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