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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2009-08-13 11:47:55 +0200
committerIngo Molnar <mingo@elte.hu>2009-08-15 12:00:09 +0200
commit18408ddc01136f505ae357c03f0d8e50b10e0db6 (patch)
tree1cfa13b853fb634360b8e6d46cab924aefd89314
parent66e274f3b8d7fc89d38997e85b900e188f8d5cc0 (diff)
perf tools: Add some comments to the event definitions
Just to make it clear that these are _not_ generic event structures but do rely on the counter configuration. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Corey J Ashford <cjashfor@us.ibm.com> Cc: Paul Mackerras <paulus@samba.org> Cc: stephane eranian <eranian@googlemail.com> LKML-Reference: <20090813103655.334194326@chello.nl> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--tools/perf/util/event.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index d26dc887ce5..fa7c50b654e 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -4,6 +4,9 @@
#include "util.h"
#include <linux/list.h>
+/*
+ * PERF_SAMPLE_IP | PERF_SAMPLE_TID | *
+ */
struct ip_event {
struct perf_event_header header;
u64 ip;
@@ -38,6 +41,9 @@ struct lost_event {
u64 lost;
};
+/*
+ * PERF_FORMAT_ENABLED | PERF_FORMAT_RUNNING | PERF_FORMAT_ID
+ */
struct read_event {
struct perf_event_header header;
u32 pid,tid;