linux-kernel - [PATCH] perf bench messaging: Fix the formatting issue when printing.

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Message-Id: <20250922091736.2798-1-liujing@cmss.chinamobile.com>
Date: Mon, 22 Sep 2025 17:17:36 +0800
From: liujing <liujing@...s.chinamobile.com>
To: peterz@...radead.org
Cc: mingo@...hat.com,
	acme@...nel.org,
	namhyung@...nel.org,
	mark.rutland@....com,
	alexander.shishkin@...ux.intel.com,
	jolsa@...nel.org,
	irogers@...gle.com,
	adrian.hunter@...el.com,
	kan.liang@...ux.intel.com,
	linux-perf-users@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	liujing <liujing@...s.chinamobile.com>
Subject: [PATCH] perf bench messaging: Fix the formatting issue when printing.

The unsigned int type should use the %u format specifier when
printing with printf or related functions.

Signed-off-by: liujing <liujing@...s.chinamobile.com>
---
 tools/perf/bench/sched-messaging.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/perf/bench/sched-messaging.c b/tools/perf/bench/sched-messaging.c
index 93dcd9dba3d0..0a447f279d68 100644
--- a/tools/perf/bench/sched-messaging.c
+++ b/tools/perf/bench/sched-messaging.c
@@ -338,9 +338,9 @@ int bench_sched_messaging(int argc, const char **argv)
 
 	switch (bench_format) {
 	case BENCH_FORMAT_DEFAULT:
-		printf("# %d sender and receiver %s per group\n",
+		printf("# %u sender and receiver %s per group\n",
 		       num_fds, thread_mode ? "threads" : "processes");
-		printf("# %d groups == %d %s run\n\n",
+		printf("# %u groups == %u %s run\n\n",
 		       num_groups, num_groups * 2 * num_fds,
 		       thread_mode ? "threads" : "processes");
 		printf(" %14s: %lu.%03lu [sec]\n", "Total time",
-- 
2.27.0