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| author | David Ahern <dsahern@gmail.com> | 2013-05-25 17:54:00 -0600 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-06-11 12:03:22 -0700 |
| commit | 509a6ce860fc71a16cdeed25b131c26d4917a0a6 (patch) | |
| tree | d4012b1ba450bdb42fe75f2ff246ccc2c43d9af2 /tools | |
| parent | 54b3f8df1fc2d8f69862ed617c89c0304dc5f04b (diff) | |
| download | lwn-509a6ce860fc71a16cdeed25b131c26d4917a0a6.tar.gz lwn-509a6ce860fc71a16cdeed25b131c26d4917a0a6.zip | |
perf evsel: Fix printing of perf_event_paranoid message
commit b69e63a45f2d96a0dfe930ed20385058d4574d2f upstream.
message is currently shown as:
Error:
You may not have permission to collect %sstats.
Consider tweaking /proc/sys/kernel/perf_event_paranoid:
Note the %sstats. With patch this becomes:
Error:
You may not have permission to collect stats.
Consider tweaking /proc/sys/kernel/perf_event_paranoid:
Signed-off-by: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/1369526040-1368-1-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: xiakaixu <xiakaixu@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/evsel.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 07b1a3ad3e24..63b6f8c8edf2 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -1514,7 +1514,7 @@ int perf_evsel__open_strerror(struct perf_evsel *evsel, switch (err) { case EPERM: case EACCES: - return scnprintf(msg, size, "%s", + return scnprintf(msg, size, "You may not have permission to collect %sstats.\n" "Consider tweaking /proc/sys/kernel/perf_event_paranoid:\n" " -1 - Not paranoid at all\n" |