Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932140AbVKXPh4 (ORCPT ); Thu, 24 Nov 2005 10:37:56 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932166AbVKXPh4 (ORCPT ); Thu, 24 Nov 2005 10:37:56 -0500 Received: from cantor2.suse.de ([195.135.220.15]:35728 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S932158AbVKXPhz (ORCPT ); Thu, 24 Nov 2005 10:37:55 -0500 Date: Thu, 24 Nov 2005 16:37:53 +0100 From: Andi Kleen To: Avi Kivity Cc: Andi Kleen , Benjamin LaHaise , Jeff Garzik , Andrew Grover , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, john.ronciak@intel.com, christopher.leech@intel.com Subject: Re: [RFC] [PATCH 0/3] ioat: DMA engine support Message-ID: <20051124153753.GK20775@brahms.suse.de> References: <4384E7F2.2030508@pobox.com> <20051123223007.GA5921@wotan.suse.de> <20051124001700.GC14246@kvack.org> <20051124065037.GZ20775@brahms.suse.de> <4385DB32.7010605@argo.co.il> <20051124152924.GB5921@wotan.suse.de> <4385DDBE.3040208@argo.co.il> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4385DDBE.3040208@argo.co.il> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 530 Lines: 18 > >Just pointing out that it's not clear it will always be a big help. > > > > > > > Agree it should default to in-cache. This would mean no DMA engine by default. Clearly there needs to be some heuristic to decide by default. We'll see how effective it will be in the end. -Andi - 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/