From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755277Ab0JYLaI (ORCPT ); Mon, 25 Oct 2010 07:30:08 -0400 Received: from moutng.kundenserver.de ([212.227.17.9]:62428 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750916Ab0JYLaH (ORCPT ); Mon, 25 Oct 2010 07:30:07 -0400 From: Arnd Bergmann To: Catalin Marinas , FUJITA Tomonori Subject: Re: [RFC PATCH 13/18] ARM: LPAE: ensure dma_addr_t is the same size as phys_addr_t Date: Mon, 25 Oct 2010 13:08:23 +0200 User-Agent: KMail/1.12.2 (Linux/2.6.35-16-generic; KDE/4.3.2; x86_64; ; ) Cc: linux-arm-kernel@lists.infradead.org, Will Deacon , linux-kernel@vger.kernel.org References: <20101025085812.25275.55757.stgit@e102109-lin.cambridge.arm.com> <20101025090046.25275.80297.stgit@e102109-lin.cambridge.arm.com> In-Reply-To: <20101025090046.25275.80297.stgit@e102109-lin.cambridge.arm.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <201010251308.24063.arnd@arndb.de> X-Provags-ID: V02:K0:Ai3nEt6VCBnVsHWE51HixQbXfDOp4WUoqFb7nWbc7Vl ysCvtybxwmR5p/qMI2AkhiRaOGFOLmomn07C7H2mfIc7nDWiC7 HujtwVFGgGtyx0Zl0/bWNXVvGQ1RtAZpJcOo/BK6XNEKGFU7+/ Mb8XjIZ/XChKYyqx6mBHIHB4N5r+tdh2978551b/PkKQxaM41Q XggYAvUy/epLHlyhQVQLQ== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Monday 25 October 2010, Catalin Marinas wrote: > From: Will Deacon > > Now that phys_addr_t can be 64-bit on ARM, we must ensure that dma_addr_t > is sufficiently large to hold physical addresses. > > This patch uses the types.h implementation in asm-generic to define the > dma_addr_t type as the same width as phys_addr_t. > > Signed-off-by: Will Deacon > Signed-off-by: Catalin Marinas This patch will become obsolete once the "unify dma_addr_t typedef" series from Fujita Tomonori is upstream, you will instead have to set CONFIG_ARCH_DMA_ADDR_T_64BIT. Arnd