diff options
| -rw-r--r-- | kernel/smp.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/kernel/smp.c b/kernel/smp.c index 5099db15c5fb..300d29391e07 100644 --- a/kernel/smp.c +++ b/kernel/smp.c @@ -107,8 +107,7 @@ void __init call_function_init(void) */ static __always_inline void csd_lock_wait(struct call_single_data *csd) { - while (smp_load_acquire(&csd->flags) & CSD_FLAG_LOCK) - cpu_relax(); + smp_cond_acquire(!(csd->flags & CSD_FLAG_LOCK)); } static __always_inline void csd_lock(struct call_single_data *csd) |