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Diffstat (limited to 'arch/s390/include/asm/spinlock.h')
-rw-r--r--arch/s390/include/asm/spinlock.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/include/asm/spinlock.h b/arch/s390/include/asm/spinlock.h
index 3a37172d5398..ef59588a3042 100644
--- a/arch/s390/include/asm/spinlock.h
+++ b/arch/s390/include/asm/spinlock.h
@@ -88,7 +88,7 @@ static inline void arch_spin_unlock(arch_spinlock_t *lp)
asm_inline volatile(
ALTERNATIVE("", ".long 0xb2fa0070", 49) /* NIAI 7 */
" sth %1,%0\n"
- : "=Q" (((unsigned short *) &lp->lock)[1])
+ : "=R" (((unsigned short *) &lp->lock)[1])
: "d" (0) : "cc", "memory");
}