diff options
Diffstat (limited to 'arch/s390/include/asm/spinlock.h')
| -rw-r--r-- | arch/s390/include/asm/spinlock.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/s390/include/asm/spinlock.h b/arch/s390/include/asm/spinlock.h index f7838ecd83c6..339e450b0567 100644 --- a/arch/s390/include/asm/spinlock.h +++ b/arch/s390/include/asm/spinlock.h @@ -92,10 +92,11 @@ static inline void arch_spin_unlock(arch_spinlock_t *lp) { typecheck(int, lp->lock); asm volatile( - "st %1,%0\n" - : "+Q" (lp->lock) - : "d" (0) - : "cc", "memory"); +#ifdef CONFIG_HAVE_MARCH_ZEC12_FEATURES + " .long 0xb2fa0070\n" /* NIAI 7 */ +#endif + " st %1,%0\n" + : "=Q" (lp->lock) : "d" (0) : "cc", "memory"); } static inline void arch_spin_unlock_wait(arch_spinlock_t *lock) |