[PATCH] Directed yield: cpu_relax variants for spinlocks and rw-locks

[linux.git] / include / asm-parisc / spinlock.h

diff --git a/include/asm-parisc/spinlock.h b/include/asm-parisc/spinlock.h
index a93960e232cffabb43de39d78a97dc9d7542f154..e1825530365d3d1724b925fabb54a125429cd564 100644 (file)
--- a/include/asm-parisc/spinlock.h
+++ b/include/asm-parisc/spinlock.h
@@ -152,4 +152,8 @@ static __inline__ int __raw_write_can_lock(raw_rwlock_t *rw)
        return !rw->counter;
 }
 
+#define _raw_spin_relax(lock)  cpu_relax()
+#define _raw_read_relax(lock)  cpu_relax()
+#define _raw_write_relax(lock) cpu_relax()
+
 #endif /* __ASM_SPINLOCK_H */