linux-kernel - [PATCH 10/21] perf session: Remove perf_session from warn

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Message-Id: <1424900819-910-11-git-send-email-acme@kernel.org>
Date:	Wed, 25 Feb 2015 18:46:48 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Borislav Petkov <bp@...e.de>, David Ahern <dsahern@...il.com>,
	Don Zickus <dzickus@...hat.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Jiri Olsa <jolsa@...hat.com>, Mike Galbraith <efault@....de>,
	Namhyung Kim <namhyung@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Stephane Eranian <eranian@...gle.com>
Subject: [PATCH 10/21] perf session: Remove perf_session from warn_errors signature

From: Arnaldo Carvalho de Melo <acme@...hat.com>

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-pxxm1liohog3d6i826x8sud8@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/session.c | 36 ++++++++++++++++++------------------
 1 file changed, 18 insertions(+), 18 deletions(-)

diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 06ef1c35a65a..34dd749dc390 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -1125,47 +1125,47 @@ static struct thread *perf_session__register_idle_thread(struct perf_session *se
 	return thread;
 }
 
-static void perf_session__warn_about_errors(const struct perf_session *session,
-					    const struct perf_tool *tool)
+static void perf_tool__warn_about_errors(const struct perf_tool *tool,
+					 const struct events_stats *stats)
 {
 	if (tool->lost == perf_event__process_lost &&
-	    session->evlist->stats.nr_events[PERF_RECORD_LOST] != 0) {
+	    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->evlist->stats.nr_events[0],
-			    session->evlist->stats.nr_events[PERF_RECORD_LOST]);
+			    stats->nr_events[0],
+			    stats->nr_events[PERF_RECORD_LOST]);
 	}
 
-	if (session->evlist->stats.nr_unknown_events != 0) {
+	if (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->evlist->stats.nr_unknown_events);
+			    stats->nr_unknown_events);
 	}
 
-	if (session->evlist->stats.nr_unknown_id != 0) {
+	if (stats->nr_unknown_id != 0) {
 		ui__warning("%u samples with id not present in the header\n",
-			    session->evlist->stats.nr_unknown_id);
+			    stats->nr_unknown_id);
 	}
 
-	if (session->evlist->stats.nr_invalid_chains != 0) {
+	if (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]);
+			    stats->nr_invalid_chains,
+			    stats->nr_events[PERF_RECORD_SAMPLE]);
 	}
 
-	if (session->evlist->stats.nr_unprocessable_samples != 0) {
+	if (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->evlist->stats.nr_unprocessable_samples);
+			    stats->nr_unprocessable_samples);
 	}
 
-	if (session->evlist->stats.nr_unordered_events != 0)
-		ui__warning("%u out of order events recorded.\n", session->evlist->stats.nr_unordered_events);
+	if (stats->nr_unordered_events != 0)
+		ui__warning("%u out of order events recorded.\n", stats->nr_unordered_events);
 }
 
 volatile int session_done;
@@ -1255,7 +1255,7 @@ done:
 	err = ordered_events__flush(session, tool, OE_FLUSH__FINAL);
 out_err:
 	free(buf);
-	perf_session__warn_about_errors(session, tool);
+	perf_tool__warn_about_errors(tool, &session->evlist->stats);
 	ordered_events__free(&session->ordered_events);
 	return err;
 }
@@ -1400,7 +1400,7 @@ out:
 	err = ordered_events__flush(session, tool, OE_FLUSH__FINAL);
 out_err:
 	ui_progress__finish();
-	perf_session__warn_about_errors(session, tool);
+	perf_tool__warn_about_errors(tool, &session->evlist->stats);
 	ordered_events__free(&session->ordered_events);
 	session->one_mmap = false;
 	return err;
-- 
1.9.3

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