diff options
| author | Jin Yao <yao.jin@linux.intel.com> | 2017-12-05 17:03:09 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-12-27 18:15:46 +0300 |
| commit | 73c0ca1eee3d2c96898e05a16be49da2a6d590b2 (patch) | |
| tree | 7fd69611c5c1c26ba0ee8fae4b3246d6c4881f81 /tools/perf/util | |
| parent | 14e72a21c783654ca7b6c897b6d6508c1abccd7d (diff) | |
| download | linux-73c0ca1eee3d2c96898e05a16be49da2a6d590b2.tar.xz | |
perf thread_map: Enumerate all threads from /proc
This patch calls thread_map__new_all_cpus() to enumerate all threads
from /proc if per-thread flag is enabled.
Signed-off-by: Jin Yao <yao.jin@linux.intel.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Kan Liang <kan.liang@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1512482591-4646-10-git-send-email-yao.jin@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util')
| -rw-r--r-- | tools/perf/util/evlist.c | 3 | ||||
| -rw-r--r-- | tools/perf/util/thread_map.c | 5 | ||||
| -rw-r--r-- | tools/perf/util/thread_map.h | 2 |
3 files changed, 7 insertions, 3 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 3570355bcf39..f0a5e09c4071 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -1105,7 +1105,8 @@ int perf_evlist__create_maps(struct perf_evlist *evlist, struct target *target) struct cpu_map *cpus; struct thread_map *threads; - threads = thread_map__new_str(target->pid, target->tid, target->uid); + threads = thread_map__new_str(target->pid, target->tid, target->uid, + target->per_thread); if (!threads) return -1; diff --git a/tools/perf/util/thread_map.c b/tools/perf/util/thread_map.c index 2b653853eec2..3e1038f6491c 100644 --- a/tools/perf/util/thread_map.c +++ b/tools/perf/util/thread_map.c @@ -323,7 +323,7 @@ out_free_threads: } struct thread_map *thread_map__new_str(const char *pid, const char *tid, - uid_t uid) + uid_t uid, bool per_thread) { if (pid) return thread_map__new_by_pid_str(pid); @@ -331,6 +331,9 @@ struct thread_map *thread_map__new_str(const char *pid, const char *tid, if (!tid && uid != UINT_MAX) return thread_map__new_by_uid(uid); + if (per_thread) + return thread_map__new_all_cpus(); + return thread_map__new_by_tid_str(tid); } diff --git a/tools/perf/util/thread_map.h b/tools/perf/util/thread_map.h index 07a765fb22bb..0a806b99e73c 100644 --- a/tools/perf/util/thread_map.h +++ b/tools/perf/util/thread_map.h @@ -31,7 +31,7 @@ struct thread_map *thread_map__get(struct thread_map *map); void thread_map__put(struct thread_map *map); struct thread_map *thread_map__new_str(const char *pid, - const char *tid, uid_t uid); + const char *tid, uid_t uid, bool per_thread); struct thread_map *thread_map__new_by_tid_str(const char *tid_str); |