Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751142AbVIWSur (ORCPT ); Fri, 23 Sep 2005 14:50:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751146AbVIWSur (ORCPT ); Fri, 23 Sep 2005 14:50:47 -0400 Received: from ra.tuxdriver.com ([24.172.12.4]:11274 "EHLO ra.tuxdriver.com") by vger.kernel.org with ESMTP id S1751142AbVIWSuq (ORCPT ); Fri, 23 Sep 2005 14:50:46 -0400 Date: Fri, 23 Sep 2005 14:50:23 -0400 From: "John W. Linville" To: "Luck, Tony" Cc: Christoph Hellwig , linux-kernel@vger.kernel.org, discuss@x86-64.org, linux-ia64@vger.kernel.org, ak@suse.de, "Mallick, Asit K" Subject: Re: [patch 2.6.13 0/6] swiotlb maintenance and x86_64 dma_sync_single_range_for_{cpu,device} Message-ID: <20050923185021.GC6576@tuxdriver.com> Mail-Followup-To: "Luck, Tony" , Christoph Hellwig , linux-kernel@vger.kernel.org, discuss@x86-64.org, linux-ia64@vger.kernel.org, ak@suse.de, "Mallick, Asit K" References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1039 Lines: 29 On Fri, Sep 23, 2005 at 11:27:26AM -0700, Luck, Tony wrote: > >> It should just go away once the GFP_DMA32 code is merged. > > > >Is that the plan? I suppose it makes sense. > I don't have a good (or in fact any) understanding of the impact > of GFP_DMA32 on ia64. People tell me it will all be good, but I'd > like to hear from someone running it. All the patches I saw were for x86_64. So, the impact on ia64 should be minimal... :-) > If it is good, and if it is coming soon, then there is no point > moving swiotlb. But I don't know the answers to either of those > questions. The xen guys have an swiotlb implementation, although theres differs somewhat. Perhaps if we moved it out from under ia64, the two could be consolidated? John -- John W. Linville linville@tuxdriver.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/