From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andi Kleen Subject: Re: More thoughts on getting rid of ZONE_DMA Date: Sat, 23 Sep 2006 02:37:44 +0200 References: <200609230134.45355.ak@suse.de> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200609230237.44132.ak@suse.de> Sender: owner-linux-mm@kvack.org Return-Path: To: Christoph Lameter Cc: Martin Bligh , Alan Cox , akpm@google.com, linux-kernel@vger.kernel.org, Christoph Hellwig , James Bottomley , linux-mm@kvack.org List-ID: On Saturday 23 September 2006 02:25, Christoph Lameter wrote: > Another solution may be to favor high adresses in the page allocator? We used to do that, but it got changed because IO request merging without IOMMU works much better if you start low and go up instead of the other way round. -Andi -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org