summaryrefslogtreecommitdiff
path: root/tools/perf/util/evsel.h
diff options
context:
space:
mode:
authorArnaldo Carvalho de Melo <acme@redhat.com>2012-11-13 17:27:28 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2012-11-14 16:53:45 -0300
commit07ac002f2fcc74c5be47b656d9201d5de84dc53d (patch)
tree6f43107a76ed87f2b817594d2d62246ab82cfba6 /tools/perf/util/evsel.h
parent1483c2ae90738e7453bfe446a3bbcdd0ba9abf36 (diff)
perf evsel: Introduce is_group_member method
To clarify what is being tested, instead of assuming that evsel->leader == NULL means either an 'isolated' evsel or a 'group leader'. Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-lvdbvimaxw9nc5een5vmem0c@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/evsel.h')
-rw-r--r--tools/perf/util/evsel.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h
index 32d7ec78dedc..a4c1dd4e149f 100644
--- a/tools/perf/util/evsel.h
+++ b/tools/perf/util/evsel.h
@@ -3,6 +3,7 @@
#include <linux/list.h>
#include <stdbool.h>
+#include <stddef.h>
#include "../../../include/uapi/linux/perf_event.h"
#include "types.h"
#include "xyarray.h"
@@ -224,4 +225,9 @@ static inline struct perf_evsel *perf_evsel__next(struct perf_evsel *evsel)
{
return list_entry(evsel->node.next, struct perf_evsel, node);
}
+
+static inline bool perf_evsel__is_group_member(const struct perf_evsel *evsel)
+{
+ return evsel->leader != NULL;
+}
#endif /* __PERF_EVSEL_H */