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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-01-11 23:42:19 -0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-01-22 19:56:28 -0200 |
| commit | f08199d314458610d4ca52f8e86e0a4ec7a7bc54 (patch) | |
| tree | 80078cf09949aab97d9470f8126dc2b0ecc9656c /tools/perf/builtin-test.c | |
| parent | 5c581041cf97aa7980b442de81ddea8273d6dcde (diff) | |
| download | linux-f08199d314458610d4ca52f8e86e0a4ec7a7bc54.tar.gz linux-f08199d314458610d4ca52f8e86e0a4ec7a7bc54.tar.xz linux-f08199d314458610d4ca52f8e86e0a4ec7a7bc54.zip | |
perf evsel: Support event groups
The perf_evsel__open now have an extra boolean argument specifying if
event grouping is desired.
The first file descriptor created on a CPU becomes the group leader.
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-test.c')
| -rw-r--r-- | tools/perf/builtin-test.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/perf/builtin-test.c b/tools/perf/builtin-test.c index 5dcdba653d70..4282d671b161 100644 --- a/tools/perf/builtin-test.c +++ b/tools/perf/builtin-test.c @@ -289,7 +289,7 @@ static int test__open_syscall_event(void) goto out_thread_map_delete; } - if (perf_evsel__open_per_thread(evsel, threads) < 0) { + if (perf_evsel__open_per_thread(evsel, threads, false) < 0) { pr_debug("failed to open counter: %s, " "tweak /proc/sys/kernel/perf_event_paranoid?\n", strerror(errno)); @@ -364,7 +364,7 @@ static int test__open_syscall_event_on_all_cpus(void) goto out_thread_map_delete; } - if (perf_evsel__open(evsel, cpus, threads) < 0) { + if (perf_evsel__open(evsel, cpus, threads, false) < 0) { pr_debug("failed to open counter: %s, " "tweak /proc/sys/kernel/perf_event_paranoid?\n", strerror(errno)); |