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Commit 1f369460 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
Browse files

perf trace: Remove thread_trace->exit_time 

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: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 34b75300

tools/perf/builtin-trace.c

+0 −3
Original line number Diff line number Diff line
@@ -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))