From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752039AbaEVSS6 (ORCPT ); Thu, 22 May 2014 14:18:58 -0400 Received: from asavdk4.altibox.net ([109.247.116.15]:49989 "EHLO asavdk4.altibox.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751429AbaEVSS4 (ORCPT ); Thu, 22 May 2014 14:18:56 -0400 Date: Thu, 22 May 2014 20:18:38 +0200 From: Sam Ravnborg To: Will Deacon Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, arnd@arndb.de, monstr@monstr.eu, dhowells@redhat.com, broonie@linaro.org, benh@kernel.crashing.org, peterz@infradead.org, paulmck@linux.vnet.ibm.com, "David S. Miller" Subject: Re: [PATCH v2 14/18] sparc: io: implement dummy relaxed accessor macros for writes Message-ID: <20140522181838.GA30632@ravnborg.org> References: <1400777250-17335-1-git-send-email-will.deacon@arm.com> <1400777250-17335-15-git-send-email-will.deacon@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1400777250-17335-15-git-send-email-will.deacon@arm.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, May 22, 2014 at 05:47:26PM +0100, Will Deacon wrote: > write{b,w,l,q}_relaxed are implemented by some architectures in order to > permit memory-mapped I/O accesses with weaker barrier semantics than the > non-relaxed variants. > > This patch adds dummy macros for the write accessors to sparc, in the > same vein as the dummy definitions for the relaxed read accessors. The > existing relaxed read{b,w,l} accessors are moved into asm/io.h, since > they are identical between 32-bit and 64-bit machines. > > Cc: "David S. Miller" > Signed-off-by: Will Deacon Look good: Acked-by: Sam Ravnborg But you should wait for David's ack too. Sam