perf sched timehist: Add pid and tid options

Add options to only show event for specific pid(s) and tid(s).

Signed-off-by: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/r/1504288152-19690-1-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/Documentation/perf-sched.txt b/tools/perf/Documentation/perf-sched.txt
index a092a2499e8f8f2003681369c140a19a84b9c401..55b67338548e1d116f8dc80555b30f9798c96bfc 100644 (file)
--- a/tools/perf/Documentation/perf-sched.txt
+++ b/tools/perf/Documentation/perf-sched.txt
@@ -106,6 +106,14 @@ OPTIONS for 'perf sched timehist'
 --max-stack::
        Maximum number of functions to display in backtrace, default 5.
 
+-p=::
+--pid=::
+       Only show events for given process ID (comma separated list).
+
+-t=::
+--tid=::
+       Only show events for given thread ID (comma separated list).
+
 -s::
 --summary::
     Show only a summary of scheduling by thread with min, max, and average

diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 322b4def8411f8aa9d50e1fd9f015a09eeaee968..b7e8812ee80c1c75bc200713043906bebf25b6b4 100644 (file)
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -3363,6 +3363,10 @@ int cmd_sched(int argc, const char **argv)
        OPT_STRING(0, "time", &sched.time_str, "str",
                   "Time span for analysis (start,stop)"),
        OPT_BOOLEAN(0, "state", &sched.show_state, "Show task state when sched-out"),
+       OPT_STRING('p', "pid", &symbol_conf.pid_list_str, "pid[,pid...]",
+                  "analyze events only for given process id(s)"),
+       OPT_STRING('t', "tid", &symbol_conf.tid_list_str, "tid[,tid...]",
+                  "analyze events only for given thread id(s)"),
        OPT_PARENT(sched_options)
        };