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| author | Namhyung Kim <namhyung@kernel.org> | 2023-04-07 00:06:06 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-04-07 03:52:23 +0300 |
| commit | 84b91920304f5e640ac922cb721f5c70617a83e8 (patch) | |
| tree | bb93acce49386a5df60cb48f0c0ed919256d44ec /tools/perf/builtin-lock.c | |
| parent | d783ea8f62c4e58cea1d04567048368691128d5e (diff) | |
| download | linux-84b91920304f5e640ac922cb721f5c70617a83e8.tar.xz | |
perf lock contention: Use -M for --map-nr-entries
Users often want to change the map size, let's add a short option (-M)
for that.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Hao Luo <haoluo@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Juri Lelli <juri.lelli@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Song Liu <song@kernel.org>
Cc: bpf@vger.kernel.org
Link: https://lore.kernel.org/r/20230406210611.1622492-2-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-lock.c')
| -rw-r--r-- | tools/perf/builtin-lock.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c index 695ce6bd64f7..ef56bf90058d 100644 --- a/tools/perf/builtin-lock.c +++ b/tools/perf/builtin-lock.c @@ -2294,7 +2294,7 @@ int cmd_lock(int argc, const char **argv) "Trace on existing process id"), OPT_STRING(0, "tid", &target.tid, "tid", "Trace on existing thread id (exclusive to --pid)"), - OPT_CALLBACK(0, "map-nr-entries", &bpf_map_entries, "num", + OPT_CALLBACK('M', "map-nr-entries", &bpf_map_entries, "num", "Max number of BPF map entries", parse_map_entry), OPT_CALLBACK(0, "max-stack", &max_stack_depth, "num", "Set the maximum stack depth when collecting lopck contention, " |