From owner-cvs-all Thu Mar 20 7:24:17 2003 Delivered-To: cvs-all@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 1FAD137B401; Thu, 20 Mar 2003 07:24:15 -0800 (PST) Received: from vinyl.catpipe.net (vinyl.catpipe.net [195.249.214.189]) by mx1.FreeBSD.org (Postfix) with ESMTP id 1FAC743F75; Thu, 20 Mar 2003 07:24:14 -0800 (PST) (envelope-from regnauld@vinyl.catpipe.net) Received: by vinyl.catpipe.net (Postfix, from userid 1006) id D3D1F2E13; Thu, 20 Mar 2003 16:22:55 +0100 (CET) Date: Thu, 20 Mar 2003 16:22:55 +0100 From: Phil Regnauld To: Mario Sergio Fujikawa Ferreira Cc: Anton Berezin , Dag-Erling Sm?rgrav , Wes Peters , Juli Mallett , Eivind Eklund , Mike Silbersack , David Schultz , src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/vm vm_map.c vm_map.h vm_pageout.c Message-ID: <20030320152255.GF47243@catpipe.net> References: <200303122313.h2CNDHMU046431@repoman.freebsd.org> <20030314012954.A42430@FreeBSD.org> <20030314101857.A98861@FreeBSD.org> <200303171156.40901.wes@softweyr.com> <20030319143619.GA47243@catpipe.net> <20030320081820.GA81566@heechee.tobez.org> <20030320085707.GD47243@catpipe.net> <20030320144928.46460.qmail@exxodus.fedaykin.here> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030320144928.46460.qmail@exxodus.fedaykin.here> User-Agent: Mutt/1.3.27i X-message-flag: Outlook: spreading viruses since 1997! http://www.rodos.net/outlook/ X-Operating-System: FreeBSD 4.8-RC i386 Organization: catpipe Systems ApS Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Mario Sergio Fujikawa Ferreira (lioux) writes: > > One thing though. This would only be safe within > trust boundaries. Suppose a process requests the kernel for a > contract of all available memory. No other processes will be able > to request contracts anymore. > I am not saying this shouldn't be implemented. I am just > voicing a possible drawback of the solution. Right. You could combine an explicit, administrator-picked list of binaries/processes (trusted paths ?) that may invoke the feature. Phil -- _ _ |_ | regnauld@catpipe.net catpipe Systems ApS | (_(_||_ | *BSD solutions, consulting, development | | Tlf.: +45 7021 0050 http://www.catpipe.net/ | To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message