diff options
| author | Arnaldo Carvalho de Melo <[email protected]> | 2019-08-06 11:20:42 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <[email protected]> | 2019-08-12 16:26:02 -0300 |
| commit | 1205a2719e52b6b52e0f9c0011554419da0377a0 (patch) | |
| tree | cde8b1a9d9e881e14ab54b731f4141bcaa8836e8 | |
| parent | b115df076d337a727017538d11d7d46f5bcbff15 (diff) | |
perf top: Set display thread COMM to help with debugging
When we want to attach just to the thread that updates the display it
helps having its COMM stand out, so change it from the default "perf" to
"perf-top-UI".
Cc: Adrian Hunter <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Namhyung Kim <[email protected]>
Link: https://lkml.kernel.org/n/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
| -rw-r--r-- | tools/perf/builtin-top.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index 1a4615a5f6c9..94e34853a238 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -601,6 +601,8 @@ static void *display_thread_tui(void *arg) */ unshare(CLONE_FS); + prctl(PR_SET_NAME, "perf-top-UI", 0, 0, 0); + perf_top__sort_new_samples(top); /* @@ -651,6 +653,8 @@ static void *display_thread(void *arg) */ unshare(CLONE_FS); + prctl(PR_SET_NAME, "perf-top-UI", 0, 0, 0); + display_setup_sig(); pthread__unblock_sigwinch(); repeat: |