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-rw-r--r--arch/s390/include/asm/bitops.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/include/asm/bitops.h b/arch/s390/include/asm/bitops.h
index 15aa64e3020e..d5125296ade2 100644
--- a/arch/s390/include/asm/bitops.h
+++ b/arch/s390/include/asm/bitops.h
@@ -60,7 +60,7 @@ static __always_inline bool arch_test_bit(unsigned long nr, const volatile unsig
asm volatile(
" tm %[addr],%[mask]\n"
: "=@cc" (cc)
- : [addr] "R" (*addr), [mask] "I" (mask)
+ : [addr] "Q" (*addr), [mask] "I" (mask)
);
return cc == 3;
}