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authorJiri Olsa <jolsa@kernel.org>2015-10-25 15:51:19 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2015-12-17 14:38:16 -0300
commit5f3339d2e83ca587c2e13c3e37e1b5fb7c68ebe5 (patch)
tree3f8d94380430eecd081f6d95793ae6cc7aa0835c /tools/perf/util/event.h
parent1843b4e057b7717db21a3ad96fa16d6b4ee8f6c4 (diff)
perf thread_map: Add thread_map user level event
Adding the thread_map event to pass/store thread maps as data in the pipe/perf.data. Storing the thread ID along with the standard comm[16] thread name string. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Kan Liang <kan.liang@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1445784728-21732-4-git-send-email-jolsa@kernel.org [ Renamed thread_map_data_event to thread_map_event_entry ] Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/event.h')
-rw-r--r--tools/perf/util/event.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index a0dbcbd4f6d8..66f303e69c4d 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -226,6 +226,7 @@ enum perf_user_event_type { /* above any possible kernel type */
PERF_RECORD_AUXTRACE_INFO = 70,
PERF_RECORD_AUXTRACE = 71,
PERF_RECORD_AUXTRACE_ERROR = 72,
+ PERF_RECORD_THREAD_MAP = 73,
PERF_RECORD_HEADER_MAX
};
@@ -356,6 +357,17 @@ struct context_switch_event {
u32 next_prev_tid;
};
+struct thread_map_event_entry {
+ u64 pid;
+ char comm[16];
+};
+
+struct thread_map_event {
+ struct perf_event_header header;
+ u64 nr;
+ struct thread_map_event_entry entries[];
+};
+
union perf_event {
struct perf_event_header header;
struct mmap_event mmap;
@@ -378,6 +390,7 @@ union perf_event {
struct aux_event aux;
struct itrace_start_event itrace_start;
struct context_switch_event context_switch;
+ struct thread_map_event thread_map;
};
void perf_event__print_totals(void);