diff options
Diffstat (limited to 'tools/perf/bench/synthesize.c')
| -rw-r--r-- | tools/perf/bench/synthesize.c | 30 |
1 files changed, 21 insertions, 9 deletions
diff --git a/tools/perf/bench/synthesize.c b/tools/perf/bench/synthesize.c index 7401ebbac100..265d49a913d9 100644 --- a/tools/perf/bench/synthesize.c +++ b/tools/perf/bench/synthesize.c @@ -6,6 +6,7 @@ * * Copyright 2019 Google LLC. */ +#include <errno.h> #include <stdio.h> #include "bench.h" #include "../util/debug.h" @@ -49,7 +50,7 @@ static const char *const bench_usage[] = { static atomic_t event_count; -static int process_synthesized_event(struct perf_tool *tool __maybe_unused, +static int process_synthesized_event(const struct perf_tool *tool __maybe_unused, union perf_event *event __maybe_unused, struct perf_sample *sample __maybe_unused, struct machine *machine __maybe_unused) @@ -114,12 +115,16 @@ static int run_single_threaded(void) .pid = "self", }; struct perf_thread_map *threads; + struct perf_env host_env; int err; perf_set_singlethreaded(); - session = perf_session__new(NULL, NULL); + perf_env__init(&host_env); + session = __perf_session__new(/*data=*/NULL, /*tool=*/NULL, + /*trace_event_repipe=*/false, &host_env); if (IS_ERR(session)) { pr_err("Session creation failed.\n"); + perf_env__exit(&host_env); return PTR_ERR(session); } threads = thread_map__new_by_pid(getpid()); @@ -144,6 +149,7 @@ err_out: perf_thread_map__put(threads); perf_session__delete(session); + perf_env__exit(&host_env); return err; } @@ -154,17 +160,21 @@ static int do_run_multi_threaded(struct target *target, u64 runtime_us; unsigned int i; double time_average, time_stddev, event_average, event_stddev; - int err; + int err = 0; struct stats time_stats, event_stats; struct perf_session *session; + struct perf_env host_env; + perf_env__init(&host_env); init_stats(&time_stats); init_stats(&event_stats); for (i = 0; i < multi_iterations; i++) { - session = perf_session__new(NULL, NULL); - if (IS_ERR(session)) - return PTR_ERR(session); - + session = __perf_session__new(/*data=*/NULL, /*tool=*/NULL, + /*trace_event_repipe=*/false, &host_env); + if (IS_ERR(session)) { + err = PTR_ERR(session); + goto err_out; + } atomic_set(&event_count, 0); gettimeofday(&start, NULL); err = __machine__synthesize_threads(&session->machines.host, @@ -175,7 +185,7 @@ static int do_run_multi_threaded(struct target *target, nr_threads_synthesize); if (err) { perf_session__delete(session); - return err; + goto err_out; } gettimeofday(&end, NULL); @@ -198,7 +208,9 @@ static int do_run_multi_threaded(struct target *target, printf(" Average time per event %.3f usec\n", time_average / event_average); - return 0; +err_out: + perf_env__exit(&host_env); + return err; } static int run_multi_threaded(void) |