s390/bitops: get rid of __BITOPS_BARRIER()
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/arch/s390/include/asm/bitops.h b/arch/s390/include/asm/bitops.h
index 2bc3574..4d8604e 100644
--- a/arch/s390/include/asm/bitops.h
+++ b/arch/s390/include/asm/bitops.h
@@ -98,7 +98,6 @@
#endif /* CONFIG_64BIT */
#define __BITOPS_WORDS(bits) (((bits) + BITS_PER_LONG - 1) / BITS_PER_LONG)
-#define __BITOPS_BARRIER() asm volatile("" : : : "memory")
#ifdef CONFIG_SMP
/*
@@ -164,7 +163,7 @@
mask = 1UL << (nr & (BITS_PER_LONG - 1));
/* Do the atomic update. */
__BITOPS_LOOP(old, new, addr, mask, __BITOPS_OR);
- __BITOPS_BARRIER();
+ barrier();
return (old & mask) != 0;
}
@@ -183,7 +182,7 @@
mask = ~(1UL << (nr & (BITS_PER_LONG - 1)));
/* Do the atomic update. */
__BITOPS_LOOP(old, new, addr, mask, __BITOPS_AND);
- __BITOPS_BARRIER();
+ barrier();
return (old ^ new) != 0;
}
@@ -202,7 +201,7 @@
mask = 1UL << (nr & (BITS_PER_LONG - 1));
/* Do the atomic update. */
__BITOPS_LOOP(old, new, addr, mask, __BITOPS_XOR);
- __BITOPS_BARRIER();
+ barrier();
return (old & mask) != 0;
}
#endif /* CONFIG_SMP */