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From: tip-bot for Uros Bizjak <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: ubizjak@gmail.com, mingo@kernel.org, hpa@zytor.com,
	linux-kernel@vger.kernel.org, tglx@linutronix.de
Subject: [tip:x86/urgent] x86/asm: Use CC_SET()/CC_OUT() in __gen_sigismember()
Date: Thu, 30 Aug 2018 04:07:27 -0700	[thread overview]
Message-ID: <tip-26e609eccd37967d3681662433086894830c5d62@git.kernel.org> (raw)
In-Reply-To: <20180814165951.13538-1-ubizjak@gmail.com>

Commit-ID:  26e609eccd37967d3681662433086894830c5d62
Gitweb:     https://git.kernel.org/tip/26e609eccd37967d3681662433086894830c5d62
Author:     Uros Bizjak <ubizjak@gmail.com>
AuthorDate: Tue, 14 Aug 2018 18:59:51 +0200
Committer:  Thomas Gleixner <tglx@linutronix.de>
CommitDate: Thu, 30 Aug 2018 13:02:31 +0200

x86/asm: Use CC_SET()/CC_OUT() in __gen_sigismember()

Replace open-coded set instructions with CC_SET()/CC_OUT().

Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20180814165951.13538-1-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;
 }
 

      reply	other threads:[~2018-08-30 11:07 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
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-bot for Uros Bizjak [this message]

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