linux-kernel - [PATCH 1/7] perf report: Use pr

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Date:	Fri, 20 Dec 2013 14:11:12 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>,
	Ingo Molnar <mingo@...nel.org>,
	Namhyung Kim <namhyung.kim@....com>,
	LKML <linux-kernel@...r.kernel.org>,
	Jiri Olsa <jolsa@...hat.com>, David Ahern <dsahern@...il.com>
Subject: [PATCH 1/7] perf report: Use pr_*() functions if possible

From: Namhyung Kim <namhyung.kim@....com>

There're some places printing a message to stdout/err directly.  It
should be converted to use proper error printing functions instead.

Signed-off-by: Namhyung Kim <namhyung@...nel.org>
---
 tools/perf/builtin-report.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 8424053b399a..dcaab5e0bfa7 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -251,8 +251,8 @@ static int process_sample_event(struct perf_tool *tool,
 	int ret;
 
 	if (perf_event__preprocess_sample(event, machine, &al, sample) < 0) {
-		fprintf(stderr, "problem processing %d event, skipping it.\n",
-			event->header.type);
+		pr_debug("problem processing %d event, skipping it.\n",
+			 event->header.type);
 		return -1;
 	}
 
@@ -650,7 +650,7 @@ parse_callchain_opt(const struct option *opt, const char *arg, int unset)
 		return -1;
 setup:
 	if (callchain_register_param(&callchain_param) < 0) {
-		fprintf(stderr, "Can't register callchain params\n");
+		pr_err("Can't register callchain params\n");
 		return -1;
 	}
 	return 0;
@@ -872,7 +872,7 @@ repeat:
 	}
 	if (report.mem_mode) {
 		if (sort__mode == SORT_MODE__BRANCH) {
-			fprintf(stderr, "branch and mem mode incompatible\n");
+			pr_err("branch and mem mode incompatible\n");
 			goto error;
 		}
 		sort__mode = SORT_MODE__MEMORY;
-- 
1.7.11.7

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