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authorNamhyung Kim <namhyung@kernel.org>2015-10-25 00:49:27 +0900
committerArnaldo Carvalho de Melo <acme@redhat.com>2015-10-27 09:28:44 -0300
commitc71183697250b356be6c7c1abc2e9a74073e1dca (patch)
tree704044c1c38f9f0da738712b807fb01f201d3e59 /tools/perf/builtin-evlist.c
parent01b19455c08cc37d1c3ef174524278e84c92fec1 (diff)
downloadlinux-c71183697250b356be6c7c1abc2e9a74073e1dca.tar.gz
perf tools: Introduce usage_with_options_msg()
Now usage_with_options() setup a pager before printing message so normal printf() or pr_err() will not be shown. The usage_with_options_msg() can be used to print some help message before usage strings. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Acked-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1445701767-12731-4-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-evlist.c')
-rw-r--r--tools/perf/builtin-evlist.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/perf/builtin-evlist.c b/tools/perf/builtin-evlist.c
index 695ec5a50cf2..f4d62510acbb 100644
--- a/tools/perf/builtin-evlist.c
+++ b/tools/perf/builtin-evlist.c
@@ -61,8 +61,8 @@ int cmd_evlist(int argc, const char **argv, const char *prefix __maybe_unused)
usage_with_options(evlist_usage, options);
if (details.event_group && (details.verbose || details.freq)) {
- pr_err("--group option is not compatible with other options\n");
- usage_with_options(evlist_usage, options);
+ usage_with_options_msg(evlist_usage, options,
+ "--group option is not compatible with other options\n");
}
return __cmd_evlist(input_name, &details);