Messages in this thread Patch in this message | | | From | paulmck@kernel ... | Subject | [PATCH smp v2 3/3] smp: Make symbol 'csd_bug_count' static | Date | Mon, 27 Jul 2020 16:55:24 -0700 |
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From: Wei Yongjun <weiyongjun1@huawei.com>
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> --- kernel/smp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/smp.c b/kernel/smp.c index 3830f93..33036d9 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) -- 2.9.5
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