linux-kernel - [PATCH] x86, asm: Use CC_SET()/CC_OUT() in arch/x86/include/asm/signal.h

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Date:   Tue, 14 Aug 2018 18:59:51 +0200
From:   Uros Bizjak <ubizjak@...il.com>
To:     linux-kernel@...r.kernel.org
Cc:     x86@...nel.org, Uros Bizjak <ubizjak@...il.com>
Subject: [PATCH] x86, asm: Use CC_SET()/CC_OUT() in arch/x86/include/asm/signal.h

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@...il.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