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| author | Chris Mason <chris.mason@oracle.com> | 2009-03-12 20:12:45 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2009-03-24 16:14:27 -0400 |
| commit | 66d7e85ea7c3628189d19b265495358f756cb463 (patch) | |
| tree | ffd9484c6e80f90bcf0c4da2f41dda57c8d6eac5 /kernel/lockdep_proc.c | |
| parent | 7f366cfecfc126731f8ac505d72026d691dac79a (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 'kernel/lockdep_proc.c')
0 files changed, 0 insertions, 0 deletions