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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2009-05-23 18:28:55 +0200
committerIngo Molnar <mingo@elte.hu>2009-05-23 19:37:44 +0200
commite220d2dcb944c5c488b6855d15ec66d76900514f (patch)
treebbaa8ead4276d59d6d73d49a28fd6e1e1ed3259a /include
parentc6eb13847ba081552d2af644219bddeff7110caf (diff)
perf_counter: Fix dynamic irq_period logging
We call perf_adjust_freq() from perf_counter_task_tick() which is is called under the rq->lock causing lock recursion. However, it's no longer required to be called under the rq->lock, so remove it from under it. Also, fix up some related comments. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: John Kacur <jkacur@redhat.com> LKML-Reference: <20090523163012.476197912@chello.nl> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include')
-rw-r--r--include/linux/perf_counter.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/perf_counter.h b/include/linux/perf_counter.h
index 2eedae8498d..23ddd29730f 100644
--- a/include/linux/perf_counter.h
+++ b/include/linux/perf_counter.h
@@ -260,6 +260,7 @@ enum perf_event_type {
/*
* struct {
* struct perf_event_header header;
+ * u64 time;
* u64 irq_period;
* };
*/