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authorFrederic Weisbecker <fweisbec@gmail.com>2010-05-07 02:33:42 +0200
committerFrederic Weisbecker <fweisbec@gmail.com>2010-05-09 13:45:30 +0200
commit90c0e5fc7b73d2575c7367e1da70ff9521718e5e (patch)
tree555df001b47f27ae0a4339725e9ba06175e94ff1 /include/trace
parent5efe08cf685f33f562566dc68b6077b6f6a4f706 (diff)
downloadlinux-90c0e5fc7b73d2575c7367e1da70ff9521718e5e.tar.bz2
perf lock: Always check min AND max wait time
When a lock is acquired after beeing contended, we update the wait time statistics for the given lock. But if the min wait time is updated, we don't check the max wait time. This is wrong because the first time we update the wait time, we want to update both min and max wait time. Before: Name acquired contended total wait (ns) max wait (ns) min wait (ns) key 8 1 21656 0 21656 After: Name acquired contended total wait (ns) max wait (ns) min wait (ns) key 8 1 21656 21656 21656 Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp>
Diffstat (limited to 'include/trace')
0 files changed, 0 insertions, 0 deletions