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perf record: Reset event name when falling back to cpu-clock

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perf-record defaults to the H/W cycles event and if it is not supported
falls back to cpu-clock. Reset the event name as well.

Signed-off-by: David Ahern <dsahern@gmail.com>
Link: http://lkml.kernel.org/r/1336495811-58461-1-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
David Ahern 2012-05-08 10:50:11 -06:00 committed by Arnaldo Carvalho de Melo
parent 40491eaa46
commit d1cae34d6f
1 changed files with 4 additions and 0 deletions
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4
tools/perf/builtin-record.c
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@ -256,6 +256,10 @@ try_again:
"trying to fall back to cpu-clock-ticks\n");
attr->type = PERF_TYPE_SOFTWARE;
attr->config = PERF_COUNT_SW_CPU_CLOCK;
if (pos->name) {
free(pos->name);
pos->name = NULL;
}
goto try_again;
}