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perf trace: Remove thread_trace->exit_time

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Not used at all, we need just the entry_time to calculate the syscall
duration.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-js6r09zdwlzecvaei7t4l3vd@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2016-10-17 16:44:41 -03:00
parent 34b753007d
commit 1f36946019
1 changed files with 0 additions and 3 deletions
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3
tools/perf/builtin-trace.c
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@ -843,7 +843,6 @@ static size_t fprintf_duration(unsigned long t, FILE *fp)
*/
struct thread_trace {
u64 entry_time;
u64 exit_time;
bool entry_pending;
unsigned long nr_events;
unsigned long pfmaj, pfmin;
@ -1571,8 +1570,6 @@ static int trace__sys_exit(struct trace *trace, struct perf_evsel *evsel,
++trace->stats.vfs_getname;
}
ttrace->exit_time = sample->time;
if (ttrace->entry_time) {
duration = sample->time - ttrace->entry_time;
if (trace__filter_duration(trace, duration))