lkml.org 
[lkml]   [2015]   [Dec]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[tip:perf/core] perf thread_map: Add perf_event__fprintf_thread_map function
Commit-ID:  ec7fa596f514b76a5f1003ffe9e6dfb50cb9e811
Gitweb: http://git.kernel.org/tip/ec7fa596f514b76a5f1003ffe9e6dfb50cb9e811
Author: Jiri Olsa <jolsa@kernel.org>
AuthorDate: Sun, 25 Oct 2015 15:51:22 +0100
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Thu, 17 Dec 2015 14:38:17 -0300

perf thread_map: Add perf_event__fprintf_thread_map function

To display a thread_map event for a raw dump.

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/1445784728-21732-7-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/event.c | 16 ++++++++++++++++
tools/perf/util/event.h | 1 +
2 files changed, 17 insertions(+)

diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index b13373a..938f006 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -820,6 +820,22 @@ size_t perf_event__fprintf_mmap2(union perf_event *event, FILE *fp)
event->mmap2.filename);
}

+size_t perf_event__fprintf_thread_map(union perf_event *event, FILE *fp)
+{
+ struct thread_map *threads = thread_map__new_event(&event->thread_map);
+ size_t ret;
+
+ ret = fprintf(fp, " nr: ");
+
+ if (threads)
+ ret += thread_map__fprintf(threads, fp);
+ else
+ ret += fprintf(fp, "failed to get threads from event\n");
+
+ thread_map__put(threads);
+ return ret;
+}
+
int perf_event__process_mmap(struct perf_tool *tool __maybe_unused,
union perf_event *event,
struct perf_sample *sample,
diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index 952dd4d..b7ad896 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -516,6 +516,7 @@ size_t perf_event__fprintf_task(union perf_event *event, FILE *fp);
size_t perf_event__fprintf_aux(union perf_event *event, FILE *fp);
size_t perf_event__fprintf_itrace_start(union perf_event *event, FILE *fp);
size_t perf_event__fprintf_switch(union perf_event *event, FILE *fp);
+size_t perf_event__fprintf_thread_map(union perf_event *event, FILE *fp);
size_t perf_event__fprintf(union perf_event *event, FILE *fp);

u64 kallsyms__get_function_start(const char *kallsyms_filename,

\
 
 \ /
  Last update: 2015-12-18 10:41    [W:0.476 / U:0.236 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site