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| author | Kan Liang <kan.liang@intel.com> | 2015-06-17 09:51:11 -0400 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-06-19 18:27:13 -0300 |
| commit | 9d9cad763ca79dd3697e9f2d1df648e37496582b (patch) | |
| tree | f59dd3c9d866c2fa8aa85b90c1eac83bf4f515a9 /tools/perf/builtin-record.c | |
| parent | 930e6fcd2bcce9bcd9d4aa7e755678d33f3fe6f4 (diff) | |
| download | linux-9d9cad763ca79dd3697e9f2d1df648e37496582b.tar.gz linux-9d9cad763ca79dd3697e9f2d1df648e37496582b.tar.bz2 linux-9d9cad763ca79dd3697e9f2d1df648e37496582b.zip | |
perf tools: Configurable per thread proc map processing time out
The time out to limit the individual proc map processing was hard code
to 500ms. This patch introduce a new option --proc-map-timeout to make
the time limit configurable.
Signed-off-by: Kan Liang <kan.liang@intel.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ying Huang <ying.huang@intel.com>
Link: http://lkml.kernel.org/r/1434549071-25611-2-git-send-email-kan.liang@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-record.c')
| -rw-r--r-- | tools/perf/builtin-record.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 4d6cdeb94fe1..de165a1b9240 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -598,7 +598,8 @@ static int __cmd_record(struct record *rec, int argc, const char **argv) } err = __machine__synthesize_threads(machine, tool, &opts->target, rec->evlist->threads, - process_synthesized_event, opts->sample_address); + process_synthesized_event, opts->sample_address, + opts->proc_map_timeout); if (err != 0) goto out_child; @@ -959,6 +960,7 @@ static struct record record = { .uses_mmap = true, .default_per_cpu = true, }, + .proc_map_timeout = 500, }, .tool = { .sample = process_sample_event, @@ -1066,6 +1068,8 @@ struct option __record_options[] = { parse_clockid), OPT_STRING_OPTARG('S', "snapshot", &record.opts.auxtrace_snapshot_opts, "opts", "AUX area tracing Snapshot Mode", ""), + OPT_UINTEGER(0, "proc-map-timeout", &record.opts.proc_map_timeout, + "per thread proc mmap processing timeout in ms"), OPT_END() }; |