diff options
| -rw-r--r-- | tools/perf/Documentation/perf-stat.txt | 6 | ||||
| -rw-r--r-- | tools/perf/builtin-stat.c | 6 | ||||
| -rw-r--r-- | tools/perf/util/stat.c | 10 | ||||
| -rw-r--r-- | tools/perf/util/stat.h | 2 |
4 files changed, 24 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-stat.txt b/tools/perf/Documentation/perf-stat.txt index 930c51c01201..a9af4e440e80 100644 --- a/tools/perf/Documentation/perf-stat.txt +++ b/tools/perf/Documentation/perf-stat.txt @@ -323,6 +323,12 @@ The output is SMI cycles%, equals to (aperf - unhalted core cycles) / aperf Users who wants to get the actual value can apply --no-metric-only. +--all-kernel:: +Configure all used events to run in kernel space. + +--all-user:: +Configure all used events to run in user space. + EXAMPLES -------- diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 468fc49420ce..c88d4e118409 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -803,6 +803,12 @@ static struct option stat_options[] = { OPT_CALLBACK('M', "metrics", &evsel_list, "metric/metric group list", "monitor specified metrics or metric groups (separated by ,)", parse_metric_groups), + OPT_BOOLEAN_FLAG(0, "all-kernel", &stat_config.all_kernel, + "Configure all used events to run in kernel space.", + PARSE_OPT_EXCLUSIVE), + OPT_BOOLEAN_FLAG(0, "all-user", &stat_config.all_user, + "Configure all used events to run in user space.", + PARSE_OPT_EXCLUSIVE), OPT_END() }; diff --git a/tools/perf/util/stat.c b/tools/perf/util/stat.c index ebdd130557fb..6822e4ffe224 100644 --- a/tools/perf/util/stat.c +++ b/tools/perf/util/stat.c @@ -490,6 +490,16 @@ int create_perf_stat_counter(struct evsel *evsel, if (config->identifier) attr->sample_type = PERF_SAMPLE_IDENTIFIER; + if (config->all_user) { + attr->exclude_kernel = 1; + attr->exclude_user = 0; + } + + if (config->all_kernel) { + attr->exclude_kernel = 0; + attr->exclude_user = 1; + } + /* * Disabling all counters initially, they will be enabled * either manually by us or by kernel via enable_on_exec diff --git a/tools/perf/util/stat.h b/tools/perf/util/stat.h index edbeb2f63e8d..081c4a5113c6 100644 --- a/tools/perf/util/stat.h +++ b/tools/perf/util/stat.h @@ -106,6 +106,8 @@ struct perf_stat_config { bool big_num; bool no_merge; bool walltime_run_table; + bool all_kernel; + bool all_user; FILE *output; unsigned int interval; unsigned int timeout; |