perf trace: Filter out gnome-terminal* parent

Just like it does with 'sshd', to reduce the feedback loop when doing
system wide tracing on on a gnome GUI.

Need to figure out how to auto-filter the calls to other UI components
tho.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Luis Cláudio Gonçalves <lclaudio@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-rjopq5y92itgokppdhe8sc6z@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index a9b51f59ab54dfe683782a97652cc04e97ed8154..68a01e624ad380f224baf6da06f0472d470375d0 100644 (file)
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -2771,7 +2771,8 @@ static int trace__set_filter_loop_pids(struct trace *trace)
                if (parent == NULL)
                        break;
 
-               if (!strcmp(thread__comm_str(parent), "sshd")) {
+               if (!strcmp(thread__comm_str(parent), "sshd") ||
+                   strstarts(thread__comm_str(parent), "gnome-terminal")) {
                        pids[nr++] = parent->tid;
                        break;
                }