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| author | Tony Lindgren <tony@atomide.com> | 2017-11-28 07:06:34 -0800 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2017-11-28 07:06:34 -0800 |
| commit | 2db57789e6612ce0cf2fcbb577a1c8307b708566 (patch) | |
| tree | dd9f9e3dffabbf5cb932fcf5055ab329ca940fa0 /tools/perf/builtin-top.c | |
| parent | f0c96c6d40312b1a76cd36709dc3eb5948c1b97f (diff) | |
| parent | e9a9bb4e4779ca74cb52a6e2f8acbc0881d3bb18 (diff) | |
Merge branch 'soc-fixes' into omap-for-v4.15/fixes
Diffstat (limited to 'tools/perf/builtin-top.c')
| -rw-r--r-- | tools/perf/builtin-top.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index ee954bde7e3e..477a8699f0b5 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -958,8 +958,16 @@ static int __cmd_top(struct perf_top *top) if (perf_session__register_idle_thread(top->session) < 0) goto out_delete; + if (top->nr_threads_synthesize > 1) + perf_set_multithreaded(); + machine__synthesize_threads(&top->session->machines.host, &opts->target, - top->evlist->threads, false, opts->proc_map_timeout); + top->evlist->threads, false, + opts->proc_map_timeout, + top->nr_threads_synthesize); + + if (top->nr_threads_synthesize > 1) + perf_set_singlethreaded(); if (perf_hpp_list.socket) { ret = perf_env__read_cpu_topology_map(&perf_env); @@ -1112,6 +1120,7 @@ int cmd_top(int argc, const char **argv) }, .max_stack = sysctl_perf_event_max_stack, .sym_pcnt_filter = 5, + .nr_threads_synthesize = UINT_MAX, }; struct record_opts *opts = &top.record_opts; struct target *target = &opts->target; @@ -1221,6 +1230,8 @@ int cmd_top(int argc, const char **argv) OPT_BOOLEAN(0, "hierarchy", &symbol_conf.report_hierarchy, "Show entries in a hierarchy"), OPT_BOOLEAN(0, "force", &symbol_conf.force, "don't complain, do it"), + OPT_UINTEGER(0, "num-thread-synthesize", &top.nr_threads_synthesize, + "number of thread to run event synthesize"), OPT_END() }; const char * const top_usage[] = { |