Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932514AbVLNNbN (ORCPT ); Wed, 14 Dec 2005 08:31:13 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932520AbVLNNbN (ORCPT ); Wed, 14 Dec 2005 08:31:13 -0500 Received: from mx1.redhat.com ([66.187.233.31]:205 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S932514AbVLNNbL (ORCPT ); Wed, 14 Dec 2005 08:31:11 -0500 Date: Wed, 14 Dec 2005 08:30:28 -0500 (EST) From: Rik van Riel X-X-Sender: riel@cuia.boston.redhat.com To: Matthew Dobson cc: linux-kernel@vger.kernel.org, andrea@suse.de, Sridhar Samudrala , pavel@suse.cz, Andrew Morton , Linux Memory Management Subject: Re: [RFC][PATCH 1/6] Create Critical Page Pool In-Reply-To: <439FCF4E.3090202@us.ibm.com> Message-ID: References: <439FCECA.3060909@us.ibm.com> <439FCF4E.3090202@us.ibm.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; CHARSET=US-ASCII Content-ID: Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 733 Lines: 20 On Tue, 13 Dec 2005, Matthew Dobson wrote: > Create the basic Critical Page Pool. Any allocation specifying > __GFP_CRITICAL will, as a last resort before failing the allocation, try > to get a page from the critical pool. For now, only singleton (order 0) > pages are supported. How are you going to limit the number of GFP_CRITICAL allocations to something smaller than the number of pages in the pool ? Unless you can do that, all guarantees are off... -- All Rights Reversed - 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/