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* [PATCH] x86, asm: Use CC_SET()/CC_OUT() in arch/x86/include/asm/signal.h
@ 2018-08-14 16:59 Uros Bizjak
  2018-08-30 11:07 ` [tip:x86/urgent] x86/asm: Use CC_SET()/CC_OUT() in __gen_sigismember() tip-bot for Uros Bizjak
  0 siblings, 1 reply; 2+ messages in thread
From: Uros Bizjak @ 2018-08-14 16:59 UTC (permalink / raw)
  To: linux-kernel; +Cc: x86, Uros Bizjak

Remove open-coded uses of set instructions to use CC_SET()/CC_OUT() in arch/x86/include/asm/signal.h.

Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
---
 arch/x86/include/asm/signal.h | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/arch/x86/include/asm/signal.h b/arch/x86/include/asm/signal.h
index 5f9012ff52ed..33d3c88a7225 100644
--- a/arch/x86/include/asm/signal.h
+++ b/arch/x86/include/asm/signal.h
@@ -39,6 +39,7 @@ extern void do_signal(struct pt_regs *regs);
 
 #define __ARCH_HAS_SA_RESTORER
 
+#include <asm/asm.h>
 #include <uapi/asm/sigcontext.h>
 
 #ifdef __i386__
@@ -86,9 +87,9 @@ static inline int __const_sigismember(sigset_t *set, int _sig)
 
 static inline int __gen_sigismember(sigset_t *set, int _sig)
 {
-	unsigned char ret;
-	asm("btl %2,%1\n\tsetc %0"
-	    : "=qm"(ret) : "m"(*set), "Ir"(_sig-1) : "cc");
+	bool ret;
+	asm("btl %2,%1" CC_SET(c)
+	    : CC_OUT(c) (ret) : "m"(*set), "Ir"(_sig-1));
 	return ret;
 }
 
-- 
2.17.1


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2018-08-14 16:59 [PATCH] x86, asm: Use CC_SET()/CC_OUT() in arch/x86/include/asm/signal.h Uros Bizjak
2018-08-30 11:07 ` [tip:x86/urgent] x86/asm: Use CC_SET()/CC_OUT() in __gen_sigismember() tip-bot for Uros Bizjak

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