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| author |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-11-13 17:27:28 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-11-14 16:53:45 -0300 |
| commit | 07ac002f2fcc74c5be47b656d9201d5de84dc53d (patch) | |
| tree | 6f43107a76ed87f2b817594d2d62246ab82cfba6 /tools/perf/util/evsel.h | |
| parent | perf powerpc: Use uapi/unistd.h to fix build error (diff) | |
| download | linux-dev-07ac002f2fcc74c5be47b656d9201d5de84dc53d.tar.xz linux-dev-07ac002f2fcc74c5be47b656d9201d5de84dc53d.zip | |
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 '')
| -rw-r--r-- | tools/perf/util/evsel.h | 6 |
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 */ |