From: Namhyung Kim <namhyung@kernel.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Jiri Olsa <jolsa@kernel.org>, LKML <linux-kernel@vger.kernel.org>,
kernel-team@lge.com
Subject: [PATCH 1/6] perf utils: Add perf_quiet_option()
Date: Fri, 17 Feb 2017 17:17:37 +0900 [thread overview]
Message-ID: <20170217081742.17417-2-namhyung@kernel.org> (raw)
In-Reply-To: <20170217081742.17417-1-namhyung@kernel.org>
The perf_quiet_option() is to suppress all messages. It's intended to
be called just after parsing options.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
---
tools/perf/util/debug.c | 17 +++++++++++++++++
tools/perf/util/debug.h | 1 +
2 files changed, 18 insertions(+)
diff --git a/tools/perf/util/debug.c b/tools/perf/util/debug.c
index c1838b643108..03eb81f30d0d 100644
--- a/tools/perf/util/debug.c
+++ b/tools/perf/util/debug.c
@@ -203,11 +203,28 @@ int perf_debug_option(const char *str)
v = (v < 0) || (v > 10) ? 0 : v;
}
+ if (quiet)
+ v = -1;
+
*var->ptr = v;
free(s);
return 0;
}
+int perf_quiet_option(void)
+{
+ struct debug_variable *var = &debug_variables[0];
+
+ /* disable all debug messages */
+ while (var->name) {
+ *var->ptr = -1;
+ var++;
+ }
+
+ quiet = true;
+ return 0;
+}
+
#define DEBUG_WRAPPER(__n, __l) \
static int pr_ ## __n ## _wrapper(const char *fmt, ...) \
{ \
diff --git a/tools/perf/util/debug.h b/tools/perf/util/debug.h
index d242adc3d5a2..98832f5531d3 100644
--- a/tools/perf/util/debug.h
+++ b/tools/perf/util/debug.h
@@ -54,5 +54,6 @@ int veprintf(int level, int var, const char *fmt, va_list args);
int perf_debug_option(const char *str);
void perf_debug_setup(void);
+int perf_quiet_option(void);
#endif /* __PERF_DEBUG_H */
--
2.11.1
next prev parent reply other threads:[~2017-02-17 8:17 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-17 8:17 [PATCHSET 0/6] perf tools: Add -q/--quiet option to suppress messages (v1) Namhyung Kim
2017-02-17 8:17 ` Namhyung Kim [this message]
2017-02-21 8:15 ` [tip:perf/urgent] perf utils: Add perf_quiet_option() tip-bot for Namhyung Kim
2017-02-17 8:17 ` [PATCH 2/6] perf utils: Check verbose flag properly Namhyung Kim
2017-02-20 14:35 ` Arnaldo Carvalho de Melo
2017-02-21 1:38 ` Namhyung Kim
2017-02-21 8:16 ` [tip:perf/urgent] " tip-bot for Namhyung Kim
2017-02-17 8:17 ` [PATCH 3/6] perf report: Add -q/--quiet option Namhyung Kim
2017-02-17 11:09 ` Jiri Olsa
2017-02-19 0:21 ` Namhyung Kim
2017-02-20 19:08 ` Arnaldo Carvalho de Melo
2017-02-21 1:40 ` Namhyung Kim
2017-02-21 8:16 ` [tip:perf/urgent] " tip-bot for Namhyung Kim
2017-02-17 8:17 ` [PATCH 4/6] perf diff: " Namhyung Kim
2017-02-21 8:17 ` [tip:perf/urgent] " tip-bot for Namhyung Kim
2017-02-17 8:17 ` [PATCH 5/6] perf annotate: " Namhyung Kim
2017-02-21 8:17 ` [tip:perf/urgent] " tip-bot for Namhyung Kim
2017-02-17 8:17 ` [PATCH 6/6] perf record: Honor quiet option properly Namhyung Kim
2017-02-21 8:18 ` [tip:perf/urgent] perf record: Honor --quiet " tip-bot for Namhyung Kim
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