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Diffstat (limited to 'kernel/locking/mcs_spinlock.h')
-rw-r--r--kernel/locking/mcs_spinlock.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/locking/mcs_spinlock.h b/kernel/locking/mcs_spinlock.h
index 74356dc0ce29..23e89c5930e9 100644
--- a/kernel/locking/mcs_spinlock.h
+++ b/kernel/locking/mcs_spinlock.h
@@ -27,7 +27,7 @@ struct mcs_spinlock {
#define arch_mcs_spin_lock_contended(l) \
do { \
while (!(smp_load_acquire(l))) \
- arch_mutex_cpu_relax(); \
+ cpu_relax_lowlatency(); \
} while (0)
#endif
@@ -104,7 +104,7 @@ void mcs_spin_unlock(struct mcs_spinlock **lock, struct mcs_spinlock *node)
return;
/* Wait until the next pointer is set */
while (!(next = ACCESS_ONCE(node->next)))
- arch_mutex_cpu_relax();
+ cpu_relax_lowlatency();
}
/* Pass lock to next waiter. */