From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753166AbaCSRyc (ORCPT ); Wed, 19 Mar 2014 13:54:32 -0400 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 Date: Wed, 19 Mar 2014 13:54:28 -0400 (EDT) Message-Id: <20140319.135428.665886252770597921.davem@davemloft.net> 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 Subject: Re: [PATCH 26/31] arch,sparc: Convert smp_mb__* From: David Miller In-Reply-To: <20140319065205.163413133@infradead.org> References: <20140319064729.660482086@infradead.org> <20140319065205.163413133@infradead.org> X-Mailer: Mew version 6.5 on Emacs 24.3 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.7 (shards.monkeyblade.net [149.20.54.216]); Wed, 19 Mar 2014 10:54:30 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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