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authorChris Mason <chris.mason@oracle.com>2009-03-12 20:12:45 -0400
committerChris Mason <chris.mason@oracle.com>2009-03-24 16:14:27 -0400
commit66d7e85ea7c3628189d19b265495358f756cb463 (patch)
treeffd9484c6e80f90bcf0c4da2f41dda57c8d6eac5 /Documentation/thermal/sysfs-api.txt
parent7f366cfecfc126731f8ac505d72026d691dac79a (diff)
Btrfs: Check for a blocking lock before taking the spin
This reduces contention on the extent buffer spin locks by testing for a blocking lock before trying to take the spinlock. Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'Documentation/thermal/sysfs-api.txt')
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