From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from spaceape14.eur.corp.google.com (spaceape14.eur.corp.google.com [172.28.16.148]) by smtp-out.google.com with ESMTP id k9BHDTJ9003509 for ; Wed, 11 Oct 2006 18:13:30 +0100 Received: from nf-out-0910.google.com (nfec2.prod.google.com [10.48.155.2]) by spaceape14.eur.corp.google.com with ESMTP id k9BHCYKD004286 for ; Wed, 11 Oct 2006 18:13:27 +0100 Received: by nf-out-0910.google.com with SMTP id c2so102640nfe for ; Wed, 11 Oct 2006 10:13:27 -0700 (PDT) Message-ID: <65dd6fd50610111013t6c783f3esc038c64abbcddeb0@mail.gmail.com> Date: Wed, 11 Oct 2006 10:13:26 -0700 From: "Ollie Wild" Subject: Re: Removing MAX_ARG_PAGES (request for comments/assistance) In-Reply-To: <1160553621.3000.355.camel@laptopd505.fenrus.org> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <65dd6fd50610101705t3db93a72sc0847cd120aa05d3@mail.gmail.com> <1160553621.3000.355.camel@laptopd505.fenrus.org> Sender: owner-linux-mm@kvack.org Return-Path: To: Arjan van de Ven Cc: linux-kernel@vger.kernel.org, parisc-linux@lists.parisc-linux.org, Linus Torvalds , Ingo Molnar , linux-mm@kvack.org, Andrew Morton , Andi Kleen , linux-arch@vger.kernel.org, David Howells List-ID: > on first sight it looks like you pin the entire userspace buffer at the > same time (but I can misread the code; this stuff is a bit of a > spaghetti by nature); that would be a DoS scenario if true... I'm not sure I understand. Could you please elaborate? Thanks, Ollie -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org