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| author | Heiko Carstens <hca@linux.ibm.com> | 2024-11-07 16:11:41 +0100 |
|---|---|---|
| committer | Heiko Carstens <hca@linux.ibm.com> | 2024-11-13 14:31:32 +0100 |
| commit | 3611a2367c3f9192f3fb14c51020fc7476c174fe (patch) | |
| tree | 6ab63bedf2147e6b0e9e19a0ed321fd88d2b2889 /arch/s390/include/asm/uv.h | |
| parent | f07a788895bf16a8dd5468a7b3bb3125c110800f (diff) | |
| download | linux-stable-3611a2367c3f9192f3fb14c51020fc7476c174fe.tar.gz linux-stable-3611a2367c3f9192f3fb14c51020fc7476c174fe.tar.bz2 linux-stable-3611a2367c3f9192f3fb14c51020fc7476c174fe.zip | |
s390/uv: Convert to use flag output macros
Use flag output macros in inline asm to allow for better code generation if
the compiler has support for the flag output constraint.
Reviewed-by: Juergen Christ <jchrist@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Diffstat (limited to 'arch/s390/include/asm/uv.h')
| -rw-r--r-- | arch/s390/include/asm/uv.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/s390/include/asm/uv.h b/arch/s390/include/asm/uv.h index 2da05a9d9dc7..dc332609f2c3 100644 --- a/arch/s390/include/asm/uv.h +++ b/arch/s390/include/asm/uv.h @@ -17,6 +17,7 @@ #include <linux/sched.h> #include <asm/page.h> #include <asm/gmap.h> +#include <asm/asm.h> #define UVC_CC_OK 0 #define UVC_CC_ERROR 1 @@ -436,13 +437,12 @@ static inline int __uv_call(unsigned long r1, unsigned long r2) int cc; asm volatile( - " .insn rrf,0xB9A40000,%[r1],%[r2],0,0\n" - " ipm %[cc]\n" - " srl %[cc],28\n" - : [cc] "=d" (cc) + " .insn rrf,0xb9a40000,%[r1],%[r2],0,0\n" + CC_IPM(cc) + : CC_OUT(cc, cc) : [r1] "a" (r1), [r2] "a" (r2) - : "memory", "cc"); - return cc; + : CC_CLOBBER_LIST("memory")); + return CC_TRANSFORM(cc); } static inline int uv_call(unsigned long r1, unsigned long r2) |