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| author |  Arnaldo Carvalho de Melo <acme@redhat.com>
| 2015-06-17 16:40:26 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com>
| 2015-06-17 16:40:26 -0300 |
| commit | 2b56bcfb6f4bb0aa0813b6ee1dde8f5b23fce5d4 (patch) | |
| tree | 34a4113da24f1ec4593936d06653f25b9ba5646a /tools/perf/util/evlist.c | |
| parent | perf trace: Fix race condition at the end of started workloads (diff) | |
| download | linux-2b56bcfb6f4bb0aa0813b6ee1dde8f5b23fce5d4.tar.gz linux-2b56bcfb6f4bb0aa0813b6ee1dde8f5b23fce5d4.tar.bz2 linux-2b56bcfb6f4bb0aa0813b6ee1dde8f5b23fce5d4.zip | |
perf evlist: Add toggle_enable() method
For an upcoming feature in 'perf top' we will have a hotkey to
enable/disable events, so remember if the events in the list are
enabled or disabled and allows toggling this state using a new
method.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-64c4jvdl5feg2zhimxvokqka@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/evlist.c')
| -rw-r--r-- | tools/perf/util/evlist.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 6b58a47a79ec..8366511b45f8 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -297,6 +297,8 @@ void perf_evlist__disable(struct perf_evlist *evlist) PERF_EVENT_IOC_DISABLE, 0); } } + + evlist->enabled = false; } void perf_evlist__enable(struct perf_evlist *evlist) @@ -316,6 +318,13 @@ void perf_evlist__enable(struct perf_evlist *evlist) PERF_EVENT_IOC_ENABLE, 0); } } + + evlist->enabled = true; +} + +void perf_evlist__toggle_enable(struct perf_evlist *evlist) +{ + (evlist->enabled ? perf_evlist__disable : perf_evlist__enable)(evlist); } int perf_evlist__disable_event(struct perf_evlist *evlist, |