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| author |   Alexey Budankov <alexey.budankov@linux.intel.com> | 2020-07-17 10:07:03 +0300 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-08-04 08:50:04 -0300 |
| commit | 68cd3b45b93d07f7e7d853f330d3a37b560b04f2 (patch) | |
| tree | 130b4edc711d7cae5a83002a3d6126d37310656a /tools/perf/builtin-trace.c | |
| parent | perf stat: Introduce --control fd:ctl-fd[,ack-fd] options (diff) | |
| download | wireguard-linux-68cd3b45b93d07f7e7d853f330d3a37b560b04f2.tar.xz wireguard-linux-68cd3b45b93d07f7e7d853f330d3a37b560b04f2.zip | |
perf record: Extend -D,--delay option with -1 value
Extend -D,--delay option with -1 to start collection with events
disabled to be enabled later by 'enable' command provided via control
file descriptor.
Signed-off-by: Alexey Budankov <alexey.budankov@linux.intel.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/3e7d362c-7973-ee5d-e81e-c60ea22432c3@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-trace.c')
| -rw-r--r-- | tools/perf/builtin-trace.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index a333a9a64f27..bea461b6f937 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -4812,7 +4812,7 @@ int cmd_trace(int argc, const char **argv) "per thread proc mmap processing timeout in ms"), OPT_CALLBACK('G', "cgroup", &trace, "name", "monitor event in cgroup name only", trace__parse_cgroups), - OPT_UINTEGER('D', "delay", &trace.opts.initial_delay, + OPT_INTEGER('D', "delay", &trace.opts.initial_delay, "ms to wait before starting measurement after program " "start"), OPTS_EVSWITCH(&trace.evswitch), |