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perf sched: Cleanup, remove unused variables in map_switch_event()

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In map_switch_event(), we don't care the previous process currently,
this patch remove the infomation we get but not used.

Signed-off-by: Dongsheng Yang <yangds.fnst@cn.fujitsu.com>
Link: http://lkml.kernel.org/r/1400218625-14613-1-git-send-email-yangds.fnst@cn.fujitsu.com
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
This commit is contained in:
Dongsheng Yang 2014-05-16 14:37:05 +09:00 committed by Jiri Olsa
parent 67d6259dd0
commit 9d372ca59b
1 changed files with 2 additions and 4 deletions
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6
tools/perf/builtin-sched.c
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@ -1266,9 +1266,8 @@ static int process_sched_wakeup_event(struct perf_tool *tool,
static int map_switch_event(struct perf_sched *sched, struct perf_evsel *evsel,
struct perf_sample *sample, struct machine *machine)
{
const u32 prev_pid = perf_evsel__intval(evsel, sample, "prev_pid"),
next_pid = perf_evsel__intval(evsel, sample, "next_pid");
struct thread *sched_out __maybe_unused, *sched_in;
const u32 next_pid = perf_evsel__intval(evsel, sample, "next_pid");
struct thread *sched_in;
int new_shortname;
u64 timestamp0, timestamp = sample->time;
s64 delta;
@ -1291,7 +1290,6 @@ static int map_switch_event(struct perf_sched *sched, struct perf_evsel *evsel,
return -1;
}
sched_out = machine__findnew_thread(machine, 0, prev_pid);
sched_in = machine__findnew_thread(machine, 0, next_pid);
sched->curr_thread[this_cpu] = sched_in;