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Groups > linux.kernel > #1225296

[PATCH 13/15] perf evlist: Fix create_syswide_maps() not propagating maps

From Arnaldo Carvalho de Melo <acme@kernel.org>
Newsgroups linux.kernel
Subject [PATCH 13/15] perf evlist: Fix create_syswide_maps() not propagating maps
Date 2015-09-15 17:20 +0200
Message-ID <q90bw-aK-29@gated-at.bofh.it> (permalink)
References <q901P-8qX-7@gated-at.bofh.it>
Organization linux.* mail to news gateway

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From: Adrian Hunter <adrian.hunter@intel.com>

Fix it by making it call perf_evlist__set_maps() instead of setting the
maps itself.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@intel.com>
Link: http://lkml.kernel.org/r/1441699142-18905-13-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/evlist.c | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 99267ab0d24a..c8fc8a258f42 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1400,6 +1400,8 @@ void perf_evlist__close(struct perf_evlist *evlist)
 
 static int perf_evlist__create_syswide_maps(struct perf_evlist *evlist)
 {
+	struct cpu_map	  *cpus;
+	struct thread_map *threads;
 	int err = -ENOMEM;
 
 	/*
@@ -1411,20 +1413,19 @@ static int perf_evlist__create_syswide_maps(struct perf_evlist *evlist)
 	 * error, and we may not want to do that fallback to a
 	 * default cpu identity map :-\
 	 */
-	evlist->cpus = cpu_map__new(NULL);
-	if (evlist->cpus == NULL)
+	cpus = cpu_map__new(NULL);
+	if (!cpus)
 		goto out;
 
-	evlist->threads = thread_map__new_dummy();
-	if (evlist->threads == NULL)
-		goto out_free_cpus;
+	threads = thread_map__new_dummy();
+	if (!threads)
+		goto out_put;
 
-	err = 0;
+	perf_evlist__set_maps(evlist, cpus, threads);
 out:
 	return err;
-out_free_cpus:
-	cpu_map__put(evlist->cpus);
-	evlist->cpus = NULL;
+out_put:
+	cpu_map__put(cpus);
 	goto out;
 }
 
-- 
2.1.0

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Thread

[GIT PULL 00/15] perf/urgent fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-15 17:20 +0200
  [PATCH 04/15] perf evlist: Remove redundant validation from propagate_maps() Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-15 17:20 +0200
  [PATCH 11/15] perf evlist: Factor out a function to propagate maps for a single evsel Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-15 17:20 +0200
  [PATCH 03/15] perf evlist: Simplify set_maps() logic Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-15 17:20 +0200
  [PATCH 09/15] perf evlist: Make set_maps() more resilient Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-15 17:20 +0200
  [PATCH 12/15] perf evlist: Fix add() not propagating maps Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-15 17:20 +0200
  [PATCH 05/15] perf evlist: Add has_user_cpus member Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-15 17:20 +0200
  [PATCH 06/15] perf evlist: Fix splice_list_tail() not setting evlist Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-15 17:20 +0200
  [PATCH 01/15] perf top: Fix segfault pressing -> with no hist entries Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-15 17:20 +0200
  [PATCH 13/15] perf evlist: Fix create_syswide_maps() not propagating maps Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-15 17:20 +0200
  [PATCH 07/15] perf evlist: Fix missing thread_map__put in propagate_maps() Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-15 17:20 +0200
  Re: [GIT PULL 00/15] perf/urgent fixes Ingo Molnar <mingo@kernel.org> - 2015-09-16 09:20 +0200

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