s390: delete the unused store_prefix() function

Its last usage was deleted in commit 4df29d2b9024 ("s390/smp: rework
absolute lowcore access").

Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>

diff --git a/arch/s390/include/asm/lowcore.h b/arch/s390/include/asm/lowcore.h
index 3366431dcad56e3bc1be175d3be3e9ddff8494bc..5dc1b63450065bc5f02e30f4567715e2aece1648 100644 (file)
--- a/arch/s390/include/asm/lowcore.h
+++ b/arch/s390/include/asm/lowcore.h
@@ -222,12 +222,4 @@ static inline void set_prefix(__u32 address)
        asm volatile("spx %0" : : "Q" (address) : "memory");
 }
 
-static inline __u32 store_prefix(void)
-{
-       __u32 address;
-
-       asm volatile("stpx %0" : "=Q" (address));
-       return address;
-}
-
 #endif /* _ASM_S390_LOWCORE_H */