From 11dfbf588ae697bc5362c24294c2605f09c2d3d4 Mon Sep 17 00:00:00 2001 From: Christophe Leroy Date: Tue, 22 Sep 2015 16:34:21 +0200 Subject: powerpc: mark xer clobbered in csum_add() addc uses carry so xer is clobbered in csum_add() Signed-off-by: Christophe Leroy Signed-off-by: Scott Wood --- arch/powerpc/include/asm/checksum.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/powerpc/include/asm/checksum.h') diff --git a/arch/powerpc/include/asm/checksum.h b/arch/powerpc/include/asm/checksum.h index e8d9ef4755a4..d2ca07bb8837 100644 --- a/arch/powerpc/include/asm/checksum.h +++ b/arch/powerpc/include/asm/checksum.h @@ -141,7 +141,7 @@ static inline __wsum csum_add(__wsum csum, __wsum addend) #else asm("addc %0,%0,%1;" "addze %0,%0;" - : "+r" (csum) : "r" (addend)); + : "+r" (csum) : "r" (addend) : "xer"); return csum; #endif } -- cgit