From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail203.messagelabs.com (mail203.messagelabs.com [216.82.254.243]) by kanga.kvack.org (Postfix) with ESMTP id 628326B004F for ; Thu, 2 Jul 2009 09:59:30 -0400 (EDT) MIME-Version: 1.0 Message-ID: <87cb4d6e-dbfe-497b-b651-9b912dc3fbc8@default> Date: Thu, 2 Jul 2009 07:03:46 -0700 (PDT) From: Dan Magenheimer Subject: RE: [RFC] transcendent memory for Linux In-Reply-To: <20090702063813.GA18157@elf.ucw.cz> Content-Type: text/plain; charset=Windows-1252 Content-Transfer-Encoding: quoted-printable Sender: owner-linux-mm@kvack.org To: Pavel Machek , Jeremy Fitzhardinge Cc: linux-kernel@vger.kernel.org, xen-devel@lists.xensource.com, npiggin@suse.de, chris.mason@oracle.com, kurt.hackel@oracle.com, dave.mccracken@oracle.com, Avi Kivity , Rik van Riel , alan@lxorguk.ukuu.org.uk, Rusty Russell , Martin Schwidefsky , akpm@osdl.org, Marcelo Tosatti , Balbir Singh , tmem-devel@oss.oracle.com, sunil.mushran@oracle.com, linux-mm@kvack.org, Himanshu Raj , Keir Fraser List-ID: OK, OK, I give up. I will ensure all code for shared pools is removed from the next version of the patch. Though for future reference, I am interested in what problems it has other than "just" security (offlist if you want). > -----Original Message----- > From: Pavel Machek [mailto:pavel@ucw.cz] >=20 > > > Yeah, a shared namespace of accessible objects is an entirely=20 > > > new thing > > > in the Xen universe. I would also drop Xen support until=20 > > > there's a good > > > security story about how they can be used. > >=20 > > While I agree that the security is not bulletproof, I wonder > > if this position might be a bit extreme. Certainly, the NSA > > should not turn on tmem in a cluster, but that doesn't mean that > > nobody should be allowed to. I really suspect that there are >=20 > This has more problems than "just" security, and yes, security should > be really solved at design time... > =09=09=09=09=09=09=09=09 > =09=09=09Pavel -- 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