Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751463AbYAOKuM (ORCPT ); Tue, 15 Jan 2008 05:50:12 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751167AbYAOKtq (ORCPT ); Tue, 15 Jan 2008 05:49:46 -0500 Received: from outpipe-village-512-1.bc.nu ([81.2.110.250]:57022 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1750968AbYAOKtm (ORCPT ); Tue, 15 Jan 2008 05:49:42 -0500 Date: Tue, 15 Jan 2008 10:46:19 +0000 From: Alan Cox To: KOSAKI Motohiro Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, kosaki.motohiro@jp.fujitsu.com, Marcelo Tosatti , Daniel Spang , Rik van Riel , Andrew Morton Subject: Re: [RFC][PATCH 3/5] add /dev/mem_notify device Message-ID: <20080115104619.10dab6de@lxorguk.ukuu.org.uk> In-Reply-To: <20080115100029.1178.KOSAKI.MOTOHIRO@jp.fujitsu.com> References: <20080115092828.116F.KOSAKI.MOTOHIRO@jp.fujitsu.com> <20080115100029.1178.KOSAKI.MOTOHIRO@jp.fujitsu.com> X-Mailer: Claws Mail 3.2.0 (GTK+ 2.12.3; x86_64-redhat-linux-gnu) Organization: Red Hat UK Cyf., Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SL4 1TE, Y Deyrnas Gyfunol. Cofrestrwyd yng Nghymru a Lloegr o'r rhif cofrestru 3798903 Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 619 Lines: 16 On Tue, 15 Jan 2008 10:01:21 +0900 KOSAKI Motohiro wrote: > the core of this patch series. > add /dev/mem_notify device for notification low memory to user process. As you only wake one process how would you use this API from processes which want to monitor and can free memory under load. Also what fairness guarantees are there... Alan -- 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/