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authorJiri Olsa <jolsa@kernel.org>2017-08-24 18:27:33 +0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2017-08-28 16:44:42 -0300
commit64eed1deb6d87f4c0efe03297f50367a3689eb56 (patch)
tree9434c6853643e544d2bab2909c2ab36da74ccdbd /tools
parentdac7f6b7ed1c8601358357f60e9764a4c6a68d71 (diff)
downloadlinux-64eed1deb6d87f4c0efe03297f50367a3689eb56.tar.bz2
perf values: Fix thread index bug
We are taking wrong index (+1) for first thread, which leaves thread with index 0 unused and uninitialized. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: David Ahern <dsahern@gmail.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/20170824162737.7813-7-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/util/values.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/perf/util/values.c b/tools/perf/util/values.c
index 5de2e15e2eda..9ac36bf2c438 100644
--- a/tools/perf/util/values.c
+++ b/tools/perf/util/values.c
@@ -98,7 +98,7 @@ static int perf_read_values__findnew_thread(struct perf_read_values *values,
return i;
}
- i = values->threads + 1;
+ i = values->threads;
values->value[i] = malloc(values->counters_max * sizeof(**values->value));
if (!values->value[i]) {
pr_debug("failed to allocate read_values counters array");
@@ -106,7 +106,7 @@ static int perf_read_values__findnew_thread(struct perf_read_values *values,
}
values->pid[i] = pid;
values->tid[i] = tid;
- values->threads = i;
+ values->threads = i + 1;
return i;
}