From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261812AbUKHMFK (ORCPT ); Mon, 8 Nov 2004 07:05:10 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261818AbUKHMFK (ORCPT ); Mon, 8 Nov 2004 07:05:10 -0500 Received: from canuck.infradead.org ([205.233.218.70]:51468 "EHLO canuck.infradead.org") by vger.kernel.org with ESMTP id S261812AbUKHMFG (ORCPT ); Mon, 8 Nov 2004 07:05:06 -0500 Subject: Re: VMM: syscall for reordering pages in vm From: Arjan van de Ven To: Willibald Krenn Cc: linux-kernel@vger.kernel.org In-Reply-To: <418F4F97.5000805@gmx.at> References: <418F4F97.5000805@gmx.at> Content-Type: text/plain Message-Id: <1099915498.3577.7.camel@laptop.fenrus.org> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6 (1.4.6-2.dwmw2.1) Date: Mon, 08 Nov 2004 13:04:58 +0100 Content-Transfer-Encoding: 7bit X-Spam-Score: 2.6 (++) X-Spam-Report: SpamAssassin version 2.63 on canuck.infradead.org summary: Content analysis details: (2.6 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- 2.5 RCVD_IN_DYNABLOCK RBL: Sent directly from dynamic IP address [62.195.31.207 listed in dnsbl.sorbs.net] 0.1 RCVD_IN_SORBS RBL: SORBS: sender is listed in SORBS [62.195.31.207 listed in dnsbl.sorbs.net] X-SRS-Rewrite: SMTP reverse-path rewritten from by canuck.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2004-11-08 at 11:51 +0100, Willibald Krenn wrote: > Quick Summary: > > (Good or Bad?) Idea of implementing a syscall that allows > for virtual memory page exchange by modifying the physical<->virtual > page mapping. Intended usage: Moving pages in virtual memory without > the need to copy them. Feedback welcome! eh isn't this already possible with mmap and mremap ?