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| author | Joe Korty <joe.korty@ccur.com> | 2008-08-25 17:16:23 -0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-26 10:37:47 +0200 |
| commit | 04148b73b89d49fe0fe201bcee395e51f7d637ce (patch) | |
| tree | ba55c40dcd5ef2c5e42914a48acf45d1625d670b /kernel | |
| parent | 2189459d25a47401c69a17794c9d390c890351f9 (diff) | |
| download | linux-stable-04148b73b89d49fe0fe201bcee395e51f7d637ce.tar.gz linux-stable-04148b73b89d49fe0fe201bcee395e51f7d637ce.tar.bz2 linux-stable-04148b73b89d49fe0fe201bcee395e51f7d637ce.zip | |
lockstat: repair erronous contention statistics
Fix bad contention counting in /proc/lock_stat.
/proc/lockstat tries to gather per-ip contention
statistics per-lock. This was failing due to
a garbage per-ip index selector being used.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/lockdep.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/lockdep.c b/kernel/lockdep.c index 3bfb1877a003..b5db51d2803d 100644 --- a/kernel/lockdep.c +++ b/kernel/lockdep.c @@ -3029,7 +3029,7 @@ found_it: stats = get_lock_stats(hlock_class(hlock)); if (point < ARRAY_SIZE(stats->contention_point)) - stats->contention_point[i]++; + stats->contention_point[point]++; if (lock->cpu != smp_processor_id()) stats->bounces[bounce_contended + !!hlock->read]++; put_lock_stats(stats); |