From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH 26/31] arch,sparc: Convert smp_mb__* Date: Wed, 19 Mar 2014 13:54:28 -0400 (EDT) Message-ID: <20140319.135428.665886252770597921.davem@davemloft.net> References: <20140319064729.660482086@infradead.org> <20140319065205.163413133@infradead.org> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: Received: from shards.monkeyblade.net ([149.20.54.216]:37047 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751898AbaCSRya (ORCPT ); Wed, 19 Mar 2014 13:54:30 -0400 In-Reply-To: <20140319065205.163413133@infradead.org> Sender: linux-arch-owner@vger.kernel.org List-ID: To: peterz@infradead.org Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, torvalds@linux-foundation.org, akpm@linux-foundation.org, mingo@kernel.org, will.deacon@arm.com, paulmck@linux.vnet.ibm.com From: Peter Zijlstra Date: Wed, 19 Mar 2014 07:47:55 +0100 > sparc32: fully relies on asm-generic/barrier.h and thus can use its > implementation. > > sparc64: is strongly ordered and its atomic ops imply a full barrier, > implement the new primitives using barrier(). > > Signed-off-by: Peter Zijlstra Acked-by: David S. Miller