Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 20 Mar 2002 18:24:51 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 20 Mar 2002 18:24:41 -0500 Received: from lightning.swansea.linux.org.uk ([194.168.151.1]:19217 "EHLO the-village.bc.nu") by vger.kernel.org with ESMTP id ; Wed, 20 Mar 2002 18:24:25 -0500 Subject: Re: Creating a per-task kernel space for kmap, user pagetables, et al To: hch@infradead.org (Christoph Hellwig) Date: Wed, 20 Mar 2002 23:39:15 +0000 (GMT) Cc: Martin.Bligh@us.ibm.com (Martin J. Bligh), andrea@suse.de (Andrea Arcangeli), hugh@veritas.com (Hugh Dickins), riel@conectiva.com.br (Rik van Riel), dmccr@us.ibm.com (Dave McCracken), linux-kernel@vger.kernel.org (linux-kernel) In-Reply-To: <20020320194549.A32457@infradead.org> from "Christoph Hellwig" at Mar 20, 2002 07:45:49 PM X-Mailer: ELM [version 2.5 PL6] MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-Id: From: Alan Cox Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > That has been implemented in Caldera OpenUnix in the last years. V7 unix had it. Thats where the "uarea" aka u. comes in. Its one of the killer problems with Linux 8086 - on the 11 they could put the kernel stack file handles and other process local crap into a swappable segment that could also be swapped from the kernel address space. On the 8086 thats trickier - 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/