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authorJiri Olsa <jolsa@kernel.org>2015-10-25 17:51:27 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2015-12-17 20:38:18 +0300
commit374fb9e362f64e730388abc1de9bb93829670a54 (patch)
treea438a34f267430ea49ff346960f5e7efee08b0a8 /tools/perf/util/event.h
parenteb12a1afdc02e59fc09934743490549c77327b1a (diff)
downloadlinux-374fb9e362f64e730388abc1de9bb93829670a54.tar.xz
perf tools: Add stat config user level event
Adding the stat config event to pass/store stat config data, so report tools (report/script) know how to interpret stat data. The config data is stored in a 'tag|value' way to allow for easy extension and backwards compatibility. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Kan Liang <kan.liang@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1445784728-21732-12-git-send-email-jolsa@kernel.org [ stat_config_term_event -> stat_config_event_entry ] Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/event.h')
-rw-r--r--tools/perf/util/event.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index 74a434116b2c..16cee44de56b 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -228,6 +228,7 @@ enum perf_user_event_type { /* above any possible kernel type */
PERF_RECORD_AUXTRACE_ERROR = 72,
PERF_RECORD_THREAD_MAP = 73,
PERF_RECORD_CPU_MAP = 74,
+ PERF_RECORD_STAT_CONFIG = 75,
PERF_RECORD_HEADER_MAX
};
@@ -395,6 +396,24 @@ struct thread_map_event {
struct thread_map_event_entry entries[];
};
+enum {
+ PERF_STAT_CONFIG_TERM__AGGR_MODE = 0,
+ PERF_STAT_CONFIG_TERM__INTERVAL = 1,
+ PERF_STAT_CONFIG_TERM__SCALE = 2,
+ PERF_STAT_CONFIG_TERM__MAX = 3,
+};
+
+struct stat_config_event_entry {
+ u64 tag;
+ u64 val;
+};
+
+struct stat_config_event {
+ struct perf_event_header header;
+ u64 nr;
+ struct stat_config_event_entry data[];
+};
+
union perf_event {
struct perf_event_header header;
struct mmap_event mmap;
@@ -419,6 +438,7 @@ union perf_event {
struct context_switch_event context_switch;
struct thread_map_event thread_map;
struct cpu_map_event cpu_map;
+ struct stat_config_event stat_config;
};
void perf_event__print_totals(void);