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[PATCH 16/27] perf stat: Move perf_evlist__(alloc|free|reset)_stats into stat object

From Jiri Olsa <jolsa@kernel.org>
Newsgroups linux.kernel
Subject [PATCH 16/27] perf stat: Move perf_evlist__(alloc|free|reset)_stats into stat object
Date 2015-06-23 00:50 +0200
Message-ID <pEiHo-MJ-31@gated-at.bofh.it> (permalink)
References <pEixI-Bm-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Moving perf_evlist__(alloc|free|reset)_stats into stat object,
so it could be used in following patches.

Link: http://lkml.kernel.org/n/tip-8dwmf838kipxabe0vay8h0zn@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
 tools/perf/builtin-stat.c | 42 ------------------------------------------
 tools/perf/util/evlist.h  |  1 -
 tools/perf/util/stat.c    | 44 ++++++++++++++++++++++++++++++++++++++++++++
 tools/perf/util/stat.h    |  6 ++++++
 4 files changed, 50 insertions(+), 43 deletions(-)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 0ccba5c6b61d..3e385f9f12ee 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -141,48 +141,6 @@ static inline void diff_timespec(struct timespec *r, struct timespec *a,
 	}
 }
 
-static void perf_evlist__free_stats(struct perf_evlist *evlist)
-{
-	struct perf_evsel *evsel;
-
-	evlist__for_each(evlist, evsel) {
-		perf_evsel__free_stat_priv(evsel);
-		perf_evsel__free_counts(evsel);
-		perf_evsel__free_prev_raw_counts(evsel);
-	}
-}
-
-static int perf_evlist__alloc_stats(struct perf_evlist *evlist, bool alloc_raw)
-{
-	struct perf_evsel *evsel;
-	int nthreads = thread_map__nr(evsel_list->threads);
-
-	evlist__for_each(evlist, evsel) {
-		int ncpus = perf_evsel__nr_cpus(evsel);
-
-		if (perf_evsel__alloc_stat_priv(evsel) < 0 ||
-		    perf_evsel__alloc_counts(evsel, ncpus, nthreads) < 0 ||
-		    (alloc_raw && perf_evsel__alloc_prev_raw_counts(evsel, ncpus, nthreads) < 0))
-			goto out_free;
-	}
-
-	return 0;
-
-out_free:
-	perf_evlist__free_stats(evlist);
-	return -1;
-}
-
-static void perf_evlist__reset_stats(struct perf_evlist *evlist)
-{
-	struct perf_evsel *evsel;
-
-	evlist__for_each(evlist, evsel) {
-		perf_evsel__reset_stat_priv(evsel);
-		perf_evsel__reset_counts(evsel);
-	}
-}
-
 static void perf_stat__reset_stats(void)
 {
 	perf_evlist__reset_stats(evsel_list);
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index a8489b9d2812..037633c1da9d 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -289,5 +289,4 @@ void perf_evlist__to_front(struct perf_evlist *evlist,
 
 void perf_evlist__set_tracking_event(struct perf_evlist *evlist,
 				     struct perf_evsel *tracking_evsel);
-
 #endif /* __PERF_EVLIST_H */
diff --git a/tools/perf/util/stat.c b/tools/perf/util/stat.c
index 6221c3898397..818cb022fcb6 100644
--- a/tools/perf/util/stat.c
+++ b/tools/perf/util/stat.c
@@ -1,6 +1,8 @@
 #include <math.h>
 #include "stat.h"
+#include "evlist.h"
 #include "evsel.h"
+#include "thread_map.h"
 
 void update_stats(struct stats *stats, u64 val)
 {
@@ -186,3 +188,45 @@ void perf_evsel__free_prev_raw_counts(struct perf_evsel *evsel)
 	perf_counts__delete(evsel->prev_raw_counts);
 	evsel->prev_raw_counts = NULL;
 }
+
+int perf_evlist__alloc_stats(struct perf_evlist *evlist, bool alloc_raw)
+{
+	struct perf_evsel *evsel;
+	int nthreads = thread_map__nr(evlist->threads);
+
+	evlist__for_each(evlist, evsel) {
+		int ncpus = perf_evsel__nr_cpus(evsel);
+
+		if (perf_evsel__alloc_stat_priv(evsel) < 0 ||
+		    perf_evsel__alloc_counts(evsel, ncpus, nthreads) < 0 ||
+		    (alloc_raw && perf_evsel__alloc_prev_raw_counts(evsel, ncpus, nthreads) < 0))
+			goto out_free;
+	}
+
+	return 0;
+
+out_free:
+	perf_evlist__free_stats(evlist);
+	return -1;
+}
+
+void perf_evlist__free_stats(struct perf_evlist *evlist)
+{
+	struct perf_evsel *evsel;
+
+	evlist__for_each(evlist, evsel) {
+		perf_evsel__free_stat_priv(evsel);
+		perf_evsel__free_counts(evsel);
+		perf_evsel__free_prev_raw_counts(evsel);
+	}
+}
+
+void perf_evlist__reset_stats(struct perf_evlist *evlist)
+{
+	struct perf_evsel *evsel;
+
+	evlist__for_each(evlist, evsel) {
+		perf_evsel__reset_stat_priv(evsel);
+		perf_evsel__reset_counts(evsel);
+	}
+}
diff --git a/tools/perf/util/stat.h b/tools/perf/util/stat.h
index 454b26875aef..5f62db2472c7 100644
--- a/tools/perf/util/stat.h
+++ b/tools/perf/util/stat.h
@@ -70,6 +70,8 @@ static inline void init_stats(struct stats *stats)
 }
 
 struct perf_evsel;
+struct perf_evlist;
+
 bool __perf_evsel_stat__is(struct perf_evsel *evsel,
 			   enum perf_stat_evsel_id id);
 
@@ -100,4 +102,8 @@ void perf_evsel__free_stat_priv(struct perf_evsel *evsel);
 int perf_evsel__alloc_prev_raw_counts(struct perf_evsel *evsel,
 				      int ncpus, int nthreads);
 void perf_evsel__free_prev_raw_counts(struct perf_evsel *evsel);
+
+int perf_evlist__alloc_stats(struct perf_evlist *evlist, bool alloc_raw);
+void perf_evlist__free_stats(struct perf_evlist *evlist);
+void perf_evlist__reset_stats(struct perf_evlist *evlist);
 #endif
-- 
1.9.3

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[PATCHv4 00/27] perf stat: Introduce --per-thread option Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 14/27] perf stat: Move perf_evsel__(alloc|free|reset)_stat_priv into stat object Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 17/27] perf stat: Introduce perf_evsel__alloc_stats function Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 07/27] perf tools: Make perf_evsel__(nr_)cpus generic Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 04/27] perf tools: Add reference counting for thread_map object Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 25/27] perf stat: Using init_stats instead of memset Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 23/27] perf stat: Remove perf_evsel__read_cb function Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 18/27] perf stat: Introduce perf_evsel__read function Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 15/27] perf stat: Move perf_evsel__(alloc|free)_prev_raw_counts into stat object Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 02/27] perf tools: Add comm string into struct thread_map Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 21/27] perf stat: Move zero_per_pkg into counter process code Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 27/27] perf stat: Introduce --per-thread option Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 11/27] perf stat: Make stats work over the thread dimension Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 13/27] perf stat: Introduce perf_evlist__reset_stats Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 06/27] perf tools: Propagate thread maps through the evlist Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 05/27] perf tools: Propagate cpu maps through the evlist Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:40 +0200
  [PATCH 20/27] perf stat: Separate counters reading and processing Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:50 +0200
  [PATCH 24/27] perf stat: Rename print_interval to process_interval Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:50 +0200
  [PATCH 22/27] perf stat: Move perf_stat initialization counter process code Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:50 +0200
  [PATCH 19/27] perf stat: Introduce read_counters function Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:50 +0200
  [PATCH 08/27] perf tests: Add thread_map object tests Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:50 +0200
  [PATCH 26/27] perf stat: Introduce print_counters function Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:50 +0200
  [PATCH 09/27] perf stat: Introduce perf_counts function Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:50 +0200
  [PATCH 10/27] perf stat: Use xyarray for cpu evsel counts Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:50 +0200
  [PATCH 16/27] perf stat: Move perf_evlist__(alloc|free|reset)_stats into stat object Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:50 +0200
  [PATCH 12/27] perf stat: Rename struct perf_counts::cpu member to values Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:50 +0200
  [PATCH 03/27] perf tools: Add reference counting for cpu_map object Jiri Olsa <jolsa@kernel.org> - 2015-06-23 00:50 +0200
  Re: [PATCHv4 00/27] perf stat: Introduce --per-thread option Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-06-23 01:10 +0200

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