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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>
This commit is contained in:
David Ahern 2013-05-25 17:54:00 -06:00 committed by Greg Kroah-Hartman
parent 54b3f8df1f
commit 509a6ce860
1 changed files with 1 additions and 1 deletions
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2
tools/perf/util/evsel.c
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@ -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"