diff options
Diffstat (limited to 'arch/s390/include/asm/spinlock.h')
| -rw-r--r-- | arch/s390/include/asm/spinlock.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/s390/include/asm/spinlock.h b/arch/s390/include/asm/spinlock.h index 09e783d83d5d..709cb6c01db9 100644 --- a/arch/s390/include/asm/spinlock.h +++ b/arch/s390/include/asm/spinlock.h @@ -13,6 +13,7 @@ #include <asm/atomic_ops.h> #include <asm/barrier.h> #include <asm/processor.h> +#include <asm/alternative.h> #define SPINLOCK_LOCKVAL (S390_lowcore.spinlock_lockval) @@ -86,9 +87,7 @@ static inline void arch_spin_unlock(arch_spinlock_t *lp) { typecheck(int, lp->lock); asm volatile( -#ifdef CONFIG_HAVE_MARCH_ZEC12_FEATURES - " .long 0xb2fa0070\n" /* NIAI 7 */ -#endif + ALTERNATIVE("", ".long 0xb2fa0070", 49) /* NIAI 7 */ " sth %1,%0\n" : "=Q" (((unsigned short *) &lp->lock)[1]) : "d" (0) : "cc", "memory"); |