Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 13 Nov 2002 08:55:15 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 13 Nov 2002 08:55:15 -0500 Received: from pc1-cwma1-5-cust42.swa.cable.ntl.com ([80.5.120.42]:38569 "EHLO irongate.swansea.linux.org.uk") by vger.kernel.org with ESMTP id ; Wed, 13 Nov 2002 08:55:14 -0500 Subject: Re: Users locking memory using futexes From: Alan Cox To: Rusty Russell Cc: Jamie Lokier , "Perez-Gonzalez, Inaky" , "'Mark Mielke'" , Linux Kernel Mailing List In-Reply-To: <20021113071630.376412C118@lists.samba.org> References: <20021113071630.376412C118@lists.samba.org> Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Mailer: Ximian Evolution 1.0.8 (1.0.8-10) Date: 13 Nov 2002 14:27:03 +0000 Message-Id: <1037197623.11996.63.camel@irongate.swansea.linux.org.uk> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 571 Lines: 13 On Tue, 2002-11-12 at 18:13, Rusty Russell wrote: > It's bounded by one page per fd. If you want better than that, then > yes we'll need to thihk harder. one page per fd is "unbounded" to all intents and purposes. Doing the page accounting per user doesnt look too scary if we ignore stuff like page tables for a first cut. - 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/