diff --git a/arch/s390/include/asm/spinlock.h b/arch/s390/include/asm/spinlock.h index 0e37cd041241..63ebf37d3143 100644 --- a/arch/s390/include/asm/spinlock.h +++ b/arch/s390/include/asm/spinlock.h @@ -87,7 +87,6 @@ static inline void arch_spin_unlock(arch_spinlock_t *lp) { typecheck(unsigned int, lp->lock); asm volatile( - __ASM_BARRIER "st %1,%0\n" : "+Q" (lp->lock) : "d" (0) @@ -169,7 +168,6 @@ static inline int arch_write_trylock_once(arch_rwlock_t *rw) \ typecheck(unsigned int *, ptr); \ asm volatile( \ - "bcr 14,0\n" \ op_string " %0,%2,%1\n" \ : "=d" (old_val), "+Q" (*ptr) \ : "d" (op_val) \ @@ -243,7 +241,6 @@ static inline void arch_write_unlock(arch_rwlock_t *rw) rw->owner = 0; asm volatile( - __ASM_BARRIER "st %1,%0\n" : "+Q" (rw->lock) : "d" (0)