tree 72eea2b8e5d8926e95ade18d610d59b13df5dae5
parent 00ef9f7348dfd2fc223ec42aceb30836e86b367f
author Peter Zijlstra <a.p.zijlstra@chello.nl> 1230300535 +0100
committer Ingo Molnar <mingo@elte.hu> 1230554580 +0100

locking, percpu counters: introduce separate lock classes

Impact: fix lockdep false positives

Classify percpu_counter instances similar to regular lock objects --
that is, per instantiation site.

The networking code has increased its use of percpu_counters, which
leads to false positives if they are treated as a single class.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>