From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1424172AbcFHTkp (ORCPT ); Wed, 8 Jun 2016 15:40:45 -0400 Received: from mga01.intel.com ([192.55.52.88]:61083 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1423946AbcFHTjF (ORCPT ); Wed, 8 Jun 2016 15:39:05 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.26,440,1459839600"; d="scan'208";a="998050612" From: "H. Peter Anvin" To: Ingo Molnar , Thomas Gleixner , "H. Peter Anvin" , Linux Kernel Mailing List Cc: Andy Lutomirski , Borislav Petkov Subject: [PATCH v2 08/10] x86, asm: Use CC_SET()/CC_OUT() in Date: Wed, 8 Jun 2016 12:38:44 -0700 Message-Id: <1465414726-197858-9-git-send-email-hpa@linux.intel.com> X-Mailer: git-send-email 2.7.3.0.11.gd79db92 In-Reply-To: <1465414726-197858-1-git-send-email-hpa@linux.intel.com> References: <1465414726-197858-1-git-send-email-hpa@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "H. Peter Anvin" Remove open-coded uses of set instructions to use CC_SET()/CC_OUT() in . Signed-off-by: H. Peter Anvin Reviewed-by: Andy Lutomirski Reviewed-by: Borislav Petkov Acked-by: Peter Zijlstra (Intel) --- arch/x86/include/asm/rwsem.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/include/asm/rwsem.h b/arch/x86/include/asm/rwsem.h index c508770..1e8be26 100644 --- a/arch/x86/include/asm/rwsem.h +++ b/arch/x86/include/asm/rwsem.h @@ -149,10 +149,10 @@ static inline bool __down_write_trylock(struct rw_semaphore *sem) LOCK_PREFIX " cmpxchg %2,%0\n\t" " jnz 1b\n\t" "2:\n\t" - " sete %3\n\t" + CC_SET(e) "# ending __down_write_trylock\n\t" : "+m" (sem->count), "=&a" (tmp0), "=&r" (tmp1), - "=qm" (result) + CC_OUT(e) (result) : "er" (RWSEM_ACTIVE_WRITE_BIAS) : "memory", "cc"); return result; -- 2.7.3.0.11.gd79db92