The sparse tool complains as follows kernel/smp.c:107:10: warning: symbol 'csd_bug_count' was not declared. Should it be static?
This variable is not used outside of smp.c, s this commit marks it static. Reported-by: Hulk Robot <hul...@huawei.com> Signed-off-by: Wei Yongjun <weiyongj...@huawei.com> --- kernel/smp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/smp.c b/kernel/smp.c index 6ec6c9578225..65822c1c3e67 100644 --- a/kernel/smp.c +++ b/kernel/smp.c @@ -104,7 +104,7 @@ void __init call_function_init(void) } #define CSD_LOCK_TIMEOUT (5 * 1000ULL) /* Milliseconds. */ -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)
