linux-kernel - [tip: core/rcu] smp: Make symbol 'csd_bug

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Message-ID: <160222530770.7002.13737992899322117558.tip-bot2@tip-bot2>
Date:   Fri, 09 Oct 2020 06:35:07 -0000
From:   "tip-bot2 for Wei Yongjun" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Hulk Robot <hulkci@...wei.com>,
        Wei Yongjun <weiyongjun1@...wei.com>,
        "Paul E. McKenney" <paulmck@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        x86 <x86@...nel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: [tip: core/rcu] smp: Make symbol 'csd_bug_count' static

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

Commit-ID:     2b722160f1a7929f38dfb648c7bbb45f96e65a5b
Gitweb:        https://git.kernel.org/tip/2b722160f1a7929f38dfb648c7bbb45f96e65a5b
Author:        Wei Yongjun <weiyongjun1@...wei.com>
AuthorDate:    Mon, 06 Jul 2020 21:49:41 +08:00
Committer:     Paul E. McKenney <paulmck@...nel.org>
CommitterDate: Fri, 04 Sep 2020 11:53:12 -07:00

smp: Make symbol 'csd_bug_count' static

The sparse tool complains as follows:

kernel/smp.c:107:10: warning:
 symbol 'csd_bug_count' was not declared. Should it be static?

Because variable is not used outside of smp.c, this commit marks it
static.

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@...wei.com>
Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
---
 kernel/smp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/smp.c b/kernel/smp.c
index c5d3188..b25383d 100644
--- a/kernel/smp.c
+++ b/kernel/smp.c
@@ -106,7 +106,7 @@ static DEFINE_PER_CPU(smp_call_func_t, cur_csd_func);
 static DEFINE_PER_CPU(void *, cur_csd_info);
 
 #define CSD_LOCK_TIMEOUT (5ULL * NSEC_PER_SEC)
-atomic_t csd_bug_count = ATOMIC_INIT(0);
+static atomic_t csd_bug_count = ATOMIC_INIT(0);
 
 /* Record current CSD work for current CPU, NULL to erase. */
 static void csd_lock_record(call_single_data_t *csd)