linux-kernel - [tip: core/urgent] rcuperf: Fix printk format warning

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Date:   Wed, 03 Jun 2020 09:19:28 -0000
From:   "tip-bot2 for Kefeng Wang" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Kefeng Wang <wangkefeng.wang@...wei.com>,
        "Paul E. McKenney" <paulmck@...nel.org>, x86 <x86@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: [tip: core/urgent] rcuperf: Fix printk format warning

The following commit has been merged into the core/urgent branch of tip:

Commit-ID:     b3e2d20973db3ec87a6dd2fee0c88d3c2e7c2f61
Gitweb:        https://git.kernel.org/tip/b3e2d20973db3ec87a6dd2fee0c88d3c2e7c2f61
Author:        Kefeng Wang <wangkefeng.wang@...wei.com>
AuthorDate:    Fri, 17 Apr 2020 12:02:45 +08:00
Committer:     Paul E. McKenney <paulmck@...nel.org>
CommitterDate: Tue, 02 Jun 2020 08:41:37 -07:00

rcuperf: Fix printk format warning

Using "%zu" to fix following warning,
kernel/rcu/rcuperf.c: In function ‘kfree_perf_init’:
include/linux/kern_levels.h:5:18: warning: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 2 has type ‘unsigned int’ [-Wformat=]

Signed-off-by: Kefeng Wang <wangkefeng.wang@...wei.com>
Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
---
 kernel/rcu/rcuperf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/rcu/rcuperf.c b/kernel/rcu/rcuperf.c
index 16dd1e6..9eb39c2 100644
--- a/kernel/rcu/rcuperf.c
+++ b/kernel/rcu/rcuperf.c
@@ -723,7 +723,7 @@ kfree_perf_init(void)
 		schedule_timeout_uninterruptible(1);
 	}
 
-	pr_alert("kfree object size=%lu\n", kfree_mult * sizeof(struct kfree_obj));
+	pr_alert("kfree object size=%zu\n", kfree_mult * sizeof(struct kfree_obj));
 
 	kfree_reader_tasks = kcalloc(kfree_nrealthreads, sizeof(kfree_reader_tasks[0]),
 			       GFP_KERNEL);