From 25130c1a9e99c7b10af6d542d62808476a0dff24 Mon Sep 17 00:00:00 2001 From: Heiko Carstens Date: Wed, 9 Jun 2021 22:59:13 +0200 Subject: [PATCH] s390/sigp: use register pair instead of register asm Signed-off-by: Heiko Carstens Signed-off-by: Vasily Gorbik --- arch/s390/include/asm/sigp.h | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/arch/s390/include/asm/sigp.h b/arch/s390/include/asm/sigp.h index 53ee795cd3d39..edee63da08e72 100644 --- a/arch/s390/include/asm/sigp.h +++ b/arch/s390/include/asm/sigp.h @@ -41,15 +41,17 @@ static inline int ____pcpu_sigp(u16 addr, u8 order, unsigned long parm, u32 *status) { - register unsigned long reg1 asm ("1") = parm; + union register_pair r1 = { .odd = parm, }; int cc; asm volatile( - " sigp %1,%2,0(%3)\n" - " ipm %0\n" - " srl %0,28\n" - : "=d" (cc), "+d" (reg1) : "d" (addr), "a" (order) : "cc"); - *status = reg1; + " sigp %[r1],%[addr],0(%[order])\n" + " ipm %[cc]\n" + " srl %[cc],28\n" + : [cc] "=&d" (cc), [r1] "+&d" (r1.pair) + : [addr] "d" (addr), [order] "a" (order) + : "cc"); + *status = r1.even; return cc; } -- 2.30.2