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author | Sean Paul | 2019-05-22 22:08:21 +0200 |
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committer | Sean Paul | 2019-05-22 22:08:21 +0200 |
commit | 374ed5429346a021c8e2d26fafce14c5b15dedd0 (patch) | |
tree | 70739e93443494993197cc11f41c0fd0a0f3aac0 /tools/perf/builtin-stat.c | |
parent | video/hdmi: Add Unpack function for DRM infoframe (diff) | |
parent | Linux 5.2-rc1 (diff) | |
download | kernel-qcow2-linux-374ed5429346a021c8e2d26fafce14c5b15dedd0.tar.gz kernel-qcow2-linux-374ed5429346a021c8e2d26fafce14c5b15dedd0.tar.xz kernel-qcow2-linux-374ed5429346a021c8e2d26fafce14c5b15dedd0.zip |
Merge drm/drm-next into drm-misc-next
Backmerging 5.2-rc1 to -misc-next for robher
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Diffstat (limited to 'tools/perf/builtin-stat.c')
-rw-r--r-- | tools/perf/builtin-stat.c | 50 |
1 files changed, 43 insertions, 7 deletions
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 49ee3c2033ec..24b8e690fb69 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -244,11 +244,25 @@ perf_evsel__write_stat_event(struct perf_evsel *counter, u32 cpu, u32 thread, process_synthesized_event, NULL); } +static int read_single_counter(struct perf_evsel *counter, int cpu, + int thread, struct timespec *rs) +{ + if (counter->tool_event == PERF_TOOL_DURATION_TIME) { + u64 val = rs->tv_nsec + rs->tv_sec*1000000000ULL; + struct perf_counts_values *count = + perf_counts(counter->counts, cpu, thread); + count->ena = count->run = val; + count->val = val; + return 0; + } + return perf_evsel__read_counter(counter, cpu, thread); +} + /* * Read out the results of a single counter: * do not aggregate counts across CPUs in system-wide mode */ -static int read_counter(struct perf_evsel *counter) +static int read_counter(struct perf_evsel *counter, struct timespec *rs) { int nthreads = thread_map__nr(evsel_list->threads); int ncpus, cpu, thread; @@ -275,7 +289,7 @@ static int read_counter(struct perf_evsel *counter) * (via perf_evsel__read_counter) and sets threir count->loaded. */ if (!count->loaded && - perf_evsel__read_counter(counter, cpu, thread)) { + read_single_counter(counter, cpu, thread, rs)) { counter->counts->scaled = -1; perf_counts(counter->counts, cpu, thread)->ena = 0; perf_counts(counter->counts, cpu, thread)->run = 0; @@ -304,13 +318,13 @@ static int read_counter(struct perf_evsel *counter) return 0; } -static void read_counters(void) +static void read_counters(struct timespec *rs) { struct perf_evsel *counter; int ret; evlist__for_each_entry(evsel_list, counter) { - ret = read_counter(counter); + ret = read_counter(counter, rs); if (ret) pr_debug("failed to read counter %s\n", counter->name); @@ -323,11 +337,11 @@ static void process_interval(void) { struct timespec ts, rs; - read_counters(); - clock_gettime(CLOCK_MONOTONIC, &ts); diff_timespec(&rs, &ts, &ref_time); + read_counters(&rs); + if (STAT_RECORD) { if (WRITE_STAT_ROUND_EVENT(rs.tv_sec * NSEC_PER_SEC + rs.tv_nsec, INTERVAL)) pr_err("failed to write stat round event\n"); @@ -593,7 +607,7 @@ try_again: * avoid arbitrary skew, we must read all counters before closing any * group leaders. */ - read_counters(); + read_counters(&(struct timespec) { .tv_nsec = t1-t0 }); perf_evlist__close(evsel_list); return WEXITSTATUS(status); @@ -833,6 +847,18 @@ static int perf_stat__get_core_cached(struct perf_stat_config *config, return perf_stat__get_aggr(config, perf_stat__get_core, map, idx); } +static bool term_percore_set(void) +{ + struct perf_evsel *counter; + + evlist__for_each_entry(evsel_list, counter) { + if (counter->percore) + return true; + } + + return false; +} + static int perf_stat_init_aggr_mode(void) { int nr; @@ -853,6 +879,15 @@ static int perf_stat_init_aggr_mode(void) stat_config.aggr_get_id = perf_stat__get_core_cached; break; case AGGR_NONE: + if (term_percore_set()) { + if (cpu_map__build_core_map(evsel_list->cpus, + &stat_config.aggr_map)) { + perror("cannot build core map"); + return -1; + } + stat_config.aggr_get_id = perf_stat__get_core_cached; + } + break; case AGGR_GLOBAL: case AGGR_THREAD: case AGGR_UNSET: @@ -1308,6 +1343,7 @@ static void init_features(struct perf_session *session) for (feat = HEADER_FIRST_FEATURE; feat < HEADER_LAST_FEATURE; feat++) perf_header__set_feat(&session->header, feat); + perf_header__clear_feat(&session->header, HEADER_DIR_FORMAT); perf_header__clear_feat(&session->header, HEADER_BUILD_ID); perf_header__clear_feat(&session->header, HEADER_TRACING_DATA); perf_header__clear_feat(&session->header, HEADER_BRANCH_STACK); |