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Date:	Thu, 26 Feb 2015 03:33:27 -0800
From:	tip-bot for Arnaldo Carvalho de Melo <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	hpa@...or.com, eranian@...gle.com, tglx@...utronix.de,
	peterz@...radead.org, adrian.hunter@...el.com, fweisbec@...il.com,
	bp@...e.de, jolsa@...hat.com, linux-kernel@...r.kernel.org,
	dsahern@...il.com, acme@...hat.com, namhyung@...nel.org,
	dzickus@...hat.com, efault@....de, mingo@...nel.org
Subject: [tip:perf/core] perf evlist: Adopt events_stats from perf_session

Commit-ID:  75be989a7a18e9666efd92b846ee48bed79e8086
Gitweb:     http://git.kernel.org/tip/75be989a7a18e9666efd92b846ee48bed79e8086
Author:     Arnaldo Carvalho de Melo <acme@...hat.com>
AuthorDate: Sat, 14 Feb 2015 14:50:11 -0300
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Sun, 22 Feb 2015 22:22:57 -0300

perf evlist: Adopt events_stats from perf_session

For tools that don't deal with perf.data files, thus do not need to
use perf_session.

Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Borislav Petkov <bp@...e.de>
Cc: David Ahern <dsahern@...il.com>
Cc: Don Zickus <dzickus@...hat.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Mike Galbraith <efault@....de>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/n/tip-kglq67gvauq9tak02a4se00r@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/builtin-sched.c |  6 +++---
 tools/perf/builtin-top.c   |  4 ++--
 tools/perf/util/evlist.h   |  1 +
 tools/perf/util/session.c  | 54 +++++++++++++++++++++++-----------------------
 tools/perf/util/session.h  |  1 -
 5 files changed, 33 insertions(+), 33 deletions(-)

diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 891c393..7ce2966 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -1473,9 +1473,9 @@ static int perf_sched__read_events(struct perf_sched *sched,
 			goto out_delete;
 		}
 
-		sched->nr_events      = session->stats.nr_events[0];
-		sched->nr_lost_events = session->stats.total_lost;
-		sched->nr_lost_chunks = session->stats.nr_events[PERF_RECORD_LOST];
+		sched->nr_events      = session->evlist->stats.nr_events[0];
+		sched->nr_lost_events = session->evlist->stats.total_lost;
+		sched->nr_lost_chunks = session->evlist->stats.nr_events[PERF_RECORD_LOST];
 	}
 
 	if (psession)
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index c4c7eac..5fb8723 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -716,7 +716,7 @@ static void perf_event__process_sample(struct perf_tool *tool,
 
 	if (!machine) {
 		pr_err("%u unprocessable samples recorded.\r",
-		       top->session->stats.nr_unprocessable_samples++);
+		       top->session->evlist->stats.nr_unprocessable_samples++);
 		return;
 	}
 
@@ -856,7 +856,7 @@ static void perf_top__mmap_read_idx(struct perf_top *top, int idx)
 			hists__inc_nr_events(evsel__hists(evsel), event->header.type);
 			machine__process_event(machine, event, &sample);
 		} else
-			++session->stats.nr_unknown_events;
+			++session->evlist->stats.nr_unknown_events;
 next_event:
 		perf_evlist__mmap_consume(top->evlist, idx);
 	}
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index c19ff45..d4768a3 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -51,6 +51,7 @@ struct perf_evlist {
 	struct thread_map *threads;
 	struct cpu_map	  *cpus;
 	struct perf_evsel *selected;
+	struct events_stats stats;
 };
 
 struct perf_evsel_str_handler {
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index fac08e1..06ef1c3 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -537,7 +537,7 @@ int perf_session_queue_event(struct perf_session *s, union perf_event *event,
 		pr_oe_time(oe->last_flush, "last flush, last_flush_type %d\n",
 			   oe->last_flush_type);
 
-		s->stats.nr_unordered_events++;
+		s->evlist->stats.nr_unordered_events++;
 	}
 
 	new = ordered_events__new(oe, timestamp, event);
@@ -841,7 +841,7 @@ static int deliver_sample_value(struct perf_session *session,
 	}
 
 	if (!sid || sid->evsel == NULL) {
-		++session->stats.nr_unknown_id;
+		++session->evlist->stats.nr_unknown_id;
 		return 0;
 	}
 
@@ -911,11 +911,11 @@ int perf_session__deliver_event(struct perf_session *session,
 	case PERF_RECORD_SAMPLE:
 		dump_sample(evsel, event, sample);
 		if (evsel == NULL) {
-			++session->stats.nr_unknown_id;
+			++session->evlist->stats.nr_unknown_id;
 			return 0;
 		}
 		if (machine == NULL) {
-			++session->stats.nr_unprocessable_samples;
+			++session->evlist->stats.nr_unprocessable_samples;
 			return 0;
 		}
 		return perf_session__deliver_sample(session, tool, event,
@@ -932,7 +932,7 @@ int perf_session__deliver_event(struct perf_session *session,
 		return tool->exit(tool, event, sample, machine);
 	case PERF_RECORD_LOST:
 		if (tool->lost == perf_event__process_lost)
-			session->stats.total_lost += event->lost.lost;
+			session->evlist->stats.total_lost += event->lost.lost;
 		return tool->lost(tool, event, sample, machine);
 	case PERF_RECORD_READ:
 		return tool->read(tool, event, sample, evsel, machine);
@@ -941,7 +941,7 @@ int perf_session__deliver_event(struct perf_session *session,
 	case PERF_RECORD_UNTHROTTLE:
 		return tool->unthrottle(tool, event, sample, machine);
 	default:
-		++session->stats.nr_unknown_events;
+		++session->evlist->stats.nr_unknown_events;
 		return -1;
 	}
 }
@@ -991,7 +991,7 @@ int perf_session__deliver_synth_event(struct perf_session *session,
 				      struct perf_sample *sample,
 				      struct perf_tool *tool)
 {
-	events_stats__inc(&session->stats, event->header.type);
+	events_stats__inc(&session->evlist->stats, event->header.type);
 
 	if (event->header.type >= PERF_RECORD_USER_TYPE_START)
 		return perf_session__process_user_event(session, event, tool, 0);
@@ -1077,7 +1077,7 @@ static s64 perf_session__process_event(struct perf_session *session,
 	if (event->header.type >= PERF_RECORD_HEADER_MAX)
 		return -EINVAL;
 
-	events_stats__inc(&session->stats, event->header.type);
+	events_stats__inc(&session->evlist->stats, event->header.type);
 
 	if (event->header.type >= PERF_RECORD_USER_TYPE_START)
 		return perf_session__process_user_event(session, event, tool, file_offset);
@@ -1129,43 +1129,43 @@ static void perf_session__warn_about_errors(const struct perf_session *session,
 					    const struct perf_tool *tool)
 {
 	if (tool->lost == perf_event__process_lost &&
-	    session->stats.nr_events[PERF_RECORD_LOST] != 0) {
+	    session->evlist->stats.nr_events[PERF_RECORD_LOST] != 0) {
 		ui__warning("Processed %d events and lost %d chunks!\n\n"
 			    "Check IO/CPU overload!\n\n",
-			    session->stats.nr_events[0],
-			    session->stats.nr_events[PERF_RECORD_LOST]);
+			    session->evlist->stats.nr_events[0],
+			    session->evlist->stats.nr_events[PERF_RECORD_LOST]);
 	}
 
-	if (session->stats.nr_unknown_events != 0) {
+	if (session->evlist->stats.nr_unknown_events != 0) {
 		ui__warning("Found %u unknown events!\n\n"
 			    "Is this an older tool processing a perf.data "
 			    "file generated by a more recent tool?\n\n"
 			    "If that is not the case, consider "
 			    "reporting to linux-kernel@...r.kernel.org.\n\n",
-			    session->stats.nr_unknown_events);
+			    session->evlist->stats.nr_unknown_events);
 	}
 
-	if (session->stats.nr_unknown_id != 0) {
+	if (session->evlist->stats.nr_unknown_id != 0) {
 		ui__warning("%u samples with id not present in the header\n",
-			    session->stats.nr_unknown_id);
+			    session->evlist->stats.nr_unknown_id);
 	}
 
- 	if (session->stats.nr_invalid_chains != 0) {
- 		ui__warning("Found invalid callchains!\n\n"
- 			    "%u out of %u events were discarded for this reason.\n\n"
- 			    "Consider reporting to linux-kernel@...r.kernel.org.\n\n",
- 			    session->stats.nr_invalid_chains,
- 			    session->stats.nr_events[PERF_RECORD_SAMPLE]);
- 	}
+	if (session->evlist->stats.nr_invalid_chains != 0) {
+		ui__warning("Found invalid callchains!\n\n"
+			    "%u out of %u events were discarded for this reason.\n\n"
+			    "Consider reporting to linux-kernel@...r.kernel.org.\n\n",
+			    session->evlist->stats.nr_invalid_chains,
+			    session->evlist->stats.nr_events[PERF_RECORD_SAMPLE]);
+	}
 
-	if (session->stats.nr_unprocessable_samples != 0) {
+	if (session->evlist->stats.nr_unprocessable_samples != 0) {
 		ui__warning("%u unprocessable samples recorded.\n"
 			    "Do you have a KVM guest running and not using 'perf kvm'?\n",
-			    session->stats.nr_unprocessable_samples);
+			    session->evlist->stats.nr_unprocessable_samples);
 	}
 
-	if (session->stats.nr_unordered_events != 0)
-		ui__warning("%u out of order events recorded.\n", session->stats.nr_unordered_events);
+	if (session->evlist->stats.nr_unordered_events != 0)
+		ui__warning("%u out of order events recorded.\n", session->evlist->stats.nr_unordered_events);
 }
 
 volatile int session_done;
@@ -1485,7 +1485,7 @@ size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp)
 {
 	size_t ret = fprintf(fp, "Aggregated stats:\n");
 
-	ret += events_stats__fprintf(&session->stats, fp);
+	ret += events_stats__fprintf(&session->evlist->stats, fp);
 	return ret;
 }
 
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index 6d663dc..fe859f3 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -20,7 +20,6 @@ struct perf_session {
 	struct machines		machines;
 	struct perf_evlist	*evlist;
 	struct trace_event	tevent;
-	struct events_stats	stats;
 	bool			repipe;
 	bool			one_mmap;
 	void			*one_mmap_addr;
--
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