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| author |   Wei Yongjun <weiyongjun1@huawei.com> | 2020-07-06 21:49:41 +0800 |
|---|---|---|
| committer |   Paul E. McKenney <paulmck@kernel.org> | 2020-09-04 11:53:12 -0700 |
| commit | 2b722160f1a7929f38dfb648c7bbb45f96e65a5b (patch) | |
| tree | e1f8e1163b6453358bead558293be5e43129b2e3 /kernel/smp.c | |
| parent | kernel/smp: Provide CSD lock timeout diagnostics (diff) | |
| download | linux-dev-2b722160f1a7929f38dfb648c7bbb45f96e65a5b.tar.xz linux-dev-2b722160f1a7929f38dfb648c7bbb45f96e65a5b.zip | |
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@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Diffstat (limited to 'kernel/smp.c')
| -rw-r--r-- | kernel/smp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/smp.c b/kernel/smp.c index c5d31885bd30..b25383d16e8e 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) |