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perf top: Join the display thread on exit

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We create the display thread, but never join it. It gives
the display thread a chance to quit and cleanup properly.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jean Pihet <jean.pihet@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1407747014-18394-12-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2014-08-11 10:50:05 +02:00 committed by Arnaldo Carvalho de Melo
parent e0336ed66f
commit ae256fa271
1 changed files with 3 additions and 1 deletions
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4
tools/perf/builtin-top.c
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@ -965,7 +965,7 @@ static int __cmd_top(struct perf_top *top)
param.sched_priority = top->realtime_prio;
if (sched_setscheduler(0, SCHED_FIFO, &param)) {
ui__error("Could not set realtime priority.\n");
goto out_delete;
goto out_join;
}
}
@ -979,6 +979,8 @@ static int __cmd_top(struct perf_top *top)
}
ret = 0;
out_join:
pthread_join(thread, NULL);
out_delete:
perf_session__delete(top->session);
top->session = NULL;