From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Zijlstra Subject: [PATCH 20/31] arch,openrisc: Convert smp_mb__* Date: Wed, 19 Mar 2014 07:47:49 +0100 Message-ID: <20140319065204.852399868@infradead.org> References: <20140319064729.660482086@infradead.org> Return-path: Received: from merlin.infradead.org ([205.233.59.134]:52974 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756155AbaCSG42 (ORCPT ); Wed, 19 Mar 2014 02:56:28 -0400 Content-Disposition: inline; filename=peterz-openrisc-smp_mb__atomic.patch Sender: linux-arch-owner@vger.kernel.org List-ID: To: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org Cc: torvalds@linux-foundation.org, akpm@linux-foundation.org, mingo@kernel.org, will.deacon@arm.com, paulmck@linux.vnet.ibm.com, Peter Zijlstra Openrisc fully relies on asm-generic/barrier.h and therefore its smp_mb() is barrier(). Signed-off-by: Peter Zijlstra --- arch/openrisc/include/asm/bitops.h | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) --- a/arch/openrisc/include/asm/bitops.h +++ b/arch/openrisc/include/asm/bitops.h @@ -27,14 +27,7 @@ #include #include - -/* - * clear_bit may not imply a memory barrier - */ -#ifndef smp_mb__before_clear_bit -#define smp_mb__before_clear_bit() smp_mb() -#define smp_mb__after_clear_bit() smp_mb() -#endif +#include #include #include