From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <44EF1F7A.3080001@redhat.com> Date: Fri, 25 Aug 2006 12:04:10 -0400 From: Rik van Riel MIME-Version: 1.0 Subject: Re: [PATCH 0/4] VM deadlock prevention -v5 References: <20060825153946.24271.42758.sendpatchset@twins> In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Christoph Lameter Cc: Peter Zijlstra , linux-mm@kvack.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Indan Zupancic , Evgeniy Polyakov , Daniel Phillips , David Miller List-ID: Christoph Lameter wrote: > On Fri, 25 Aug 2006, Peter Zijlstra wrote: > >> The basic premises is that network sockets serving the VM need undisturbed >> functionality in the face of severe memory shortage. >> >> This patch-set provides the framework to provide this. > > Hmmm.. Is it not possible to avoid the memory pools by > guaranteeing that a certain number of page is easily reclaimable? No. You need to guarantee that the memory is not gobbled up by another subsystem, but remains available for use by *this* subsystem. Otherwise you could still deadlock. -- What is important? What you want to be true, or what is true? -- 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