Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964785AbWIAEq7 (ORCPT ); Fri, 1 Sep 2006 00:46:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932146AbWIAEq7 (ORCPT ); Fri, 1 Sep 2006 00:46:59 -0400 Received: from xenotime.net ([66.160.160.81]:17796 "HELO xenotime.net") by vger.kernel.org with SMTP id S932129AbWIAEq6 (ORCPT ); Fri, 1 Sep 2006 00:46:58 -0400 Date: Thu, 31 Aug 2006 21:50:22 -0700 From: "Randy.Dunlap" To: Grant Coady Cc: linux-kernel@vger.kernel.org Subject: Re: Query: DMA Engine support in make oldconfig Message-Id: <20060831215022.4f2cb9c7.rdunlap@xenotime.net> In-Reply-To: <7vcff2l2q7s1mqjlb3g35dodgrcmlba57q@4ax.com> References: <7vcff2l2q7s1mqjlb3g35dodgrcmlba57q@4ax.com> Organization: YPO4 X-Mailer: Sylpheed version 2.2.7 (GTK+ 2.8.10; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 912 Lines: 28 On Fri, 01 Sep 2006 14:18:23 +1000 Grant Coady wrote: > Hi there, > > make oldconfig from 2.6.17.11 to 2.6.18-rc5: This help text doesn't say > what the right choice should be? Unclear to me anyway, so I take the > default, is that bad for an x86 32-bit box? > " > * DMA Engine support > * > Support for DMA engines (DMA_ENGINE) [N/y/?] (NEW) ? > > DMA engines offload copy operations from the CPU to dedicated > hardware, allowing the copies to happen asynchronously. > " I would guess that you don't have any hardware that is supported, so enabling it will just use a little memory (or at least that's all it should do -- not hurt anything else). --- ~Randy - 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/