Commit-ID: d09cefd2ef9945b4b767bb67f473a0eb2066374f Gitweb: https://git.kernel.org/tip/d09cefd2ef9945b4b767bb67f473a0eb2066374f Author: Jiri Olsa <jo...@kernel.org> AuthorDate: Thu, 30 Aug 2018 08:32:17 +0200 Committer: Arnaldo Carvalho de Melo <a...@redhat.com> CommitDate: Thu, 30 Aug 2018 15:52:22 -0300
perf stat: Move create_perf_stat_counter() to stat.c Move create_perf_stat_counter() to the 'stat' class, so that we can use it globally. Signed-off-by: Jiri Olsa <jo...@kernel.org> Cc: Alexander Shishkin <alexander.shish...@linux.intel.com> Cc: Andi Kleen <a...@firstfloor.org> Cc: David Ahern <dsah...@gmail.com> Cc: Namhyung Kim <namhy...@kernel.org> Cc: Peter Zijlstra <pet...@infradead.org> Link: http://lkml.kernel.org/r/20180830063252.23729-9-jo...@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com> --- tools/perf/builtin-stat.c | 54 +---------------------------------------------- tools/perf/util/stat.c | 53 ++++++++++++++++++++++++++++++++++++++++++++++ tools/perf/util/stat.h | 4 ++++ 3 files changed, 58 insertions(+), 53 deletions(-) diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 45bbd156d496..142cff8eb12b 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -234,58 +234,6 @@ static void perf_stat__reset_stats(void) perf_stat__reset_shadow_per_stat(&stat_config.stats[i]); } -static int create_perf_stat_counter(struct perf_evsel *evsel, - struct perf_stat_config *config) -{ - struct perf_event_attr *attr = &evsel->attr; - struct perf_evsel *leader = evsel->leader; - - if (config->scale) { - attr->read_format = PERF_FORMAT_TOTAL_TIME_ENABLED | - PERF_FORMAT_TOTAL_TIME_RUNNING; - } - - /* - * The event is part of non trivial group, let's enable - * the group read (for leader) and ID retrieval for all - * members. - */ - if (leader->nr_members > 1) - attr->read_format |= PERF_FORMAT_ID|PERF_FORMAT_GROUP; - - attr->inherit = !config->no_inherit; - - /* - * Some events get initialized with sample_(period/type) set, - * like tracepoints. Clear it up for counting. - */ - attr->sample_period = 0; - - if (config->identifier) - attr->sample_type = PERF_SAMPLE_IDENTIFIER; - - /* - * Disabling all counters initially, they will be enabled - * either manually by us or by kernel via enable_on_exec - * set later. - */ - if (perf_evsel__is_group_leader(evsel)) { - attr->disabled = 1; - - /* - * In case of initial_delay we enable tracee - * events manually. - */ - if (target__none(&target) && !config->initial_delay) - attr->enable_on_exec = 1; - } - - if (target__has_cpu(&target) && !target__has_per_thread(&target)) - return perf_evsel__open_per_cpu(evsel, perf_evsel__cpus(evsel)); - - return perf_evsel__open_per_thread(evsel, evsel->threads); -} - static int process_synthesized_event(struct perf_tool *tool __maybe_unused, union perf_event *event, struct perf_sample *sample __maybe_unused, @@ -568,7 +516,7 @@ static int __run_perf_stat(int argc, const char **argv, int run_idx) evlist__for_each_entry(evsel_list, counter) { try_again: - if (create_perf_stat_counter(counter, &stat_config) < 0) { + if (create_perf_stat_counter(counter, &stat_config, &target) < 0) { /* Weak group failed. Reset the group. */ if ((errno == EINVAL || errno == EBADF) && diff --git a/tools/perf/util/stat.c b/tools/perf/util/stat.c index a0061e0b0fad..3bd24255376a 100644 --- a/tools/perf/util/stat.c +++ b/tools/perf/util/stat.c @@ -435,3 +435,56 @@ size_t perf_event__fprintf_stat_config(union perf_event *event, FILE *fp) return ret; } + +int create_perf_stat_counter(struct perf_evsel *evsel, + struct perf_stat_config *config, + struct target *target) +{ + struct perf_event_attr *attr = &evsel->attr; + struct perf_evsel *leader = evsel->leader; + + if (config->scale) { + attr->read_format = PERF_FORMAT_TOTAL_TIME_ENABLED | + PERF_FORMAT_TOTAL_TIME_RUNNING; + } + + /* + * The event is part of non trivial group, let's enable + * the group read (for leader) and ID retrieval for all + * members. + */ + if (leader->nr_members > 1) + attr->read_format |= PERF_FORMAT_ID|PERF_FORMAT_GROUP; + + attr->inherit = !config->no_inherit; + + /* + * Some events get initialized with sample_(period/type) set, + * like tracepoints. Clear it up for counting. + */ + attr->sample_period = 0; + + if (config->identifier) + attr->sample_type = PERF_SAMPLE_IDENTIFIER; + + /* + * Disabling all counters initially, they will be enabled + * either manually by us or by kernel via enable_on_exec + * set later. + */ + if (perf_evsel__is_group_leader(evsel)) { + attr->disabled = 1; + + /* + * In case of initial_delay we enable tracee + * events manually. + */ + if (target__none(target) && !config->initial_delay) + attr->enable_on_exec = 1; + } + + if (target__has_cpu(target) && !target__has_per_thread(target)) + return perf_evsel__open_per_cpu(evsel, perf_evsel__cpus(evsel)); + + return perf_evsel__open_per_thread(evsel, evsel->threads); +} diff --git a/tools/perf/util/stat.h b/tools/perf/util/stat.h index 918cde064cdc..8fb596641545 100644 --- a/tools/perf/util/stat.h +++ b/tools/perf/util/stat.h @@ -175,4 +175,8 @@ int perf_event__process_stat_event(struct perf_tool *tool, size_t perf_event__fprintf_stat(union perf_event *event, FILE *fp); size_t perf_event__fprintf_stat_round(union perf_event *event, FILE *fp); size_t perf_event__fprintf_stat_config(union perf_event *event, FILE *fp); + +int create_perf_stat_counter(struct perf_evsel *evsel, + struct perf_stat_config *config, + struct target *target); #endif
