From: Dan Magenheimer <dan.magenheimer@oracle.com>
To: Pavel Machek <pavel@ucw.cz>, Jeremy Fitzhardinge <jeremy@goop.org>
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 <avi@redhat.com>,
Rik van Riel <riel@redhat.com>,
alan@lxorguk.ukuu.org.uk, Rusty Russell <rusty@rustcorp.com.au>,
Martin Schwidefsky <schwidefsky@de.ibm.com>,
akpm@osdl.org, Marcelo Tosatti <mtosatti@redhat.com>,
Balbir Singh <balbir@linux.vnet.ibm.com>,
tmem-devel@oss.oracle.com, sunil.mushran@oracle.com,
linux-mm@kvack.org, Himanshu Raj <rhim@microsoft.com>,
Keir Fraser <keir.fraser@eu.citrix.com>
Subject: RE: [RFC] transcendent memory for Linux
Date: Thu, 2 Jul 2009 07:03:46 -0700 (PDT) [thread overview]
Message-ID: <87cb4d6e-dbfe-497b-b651-9b912dc3fbc8@default> (raw)
In-Reply-To: <20090702063813.GA18157@elf.ucw.cz>
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]
>
> > > Yeah, a shared namespace of accessible objects is an entirely
> > > new thing
> > > in the Xen universe. I would also drop Xen support until
> > > there's a good
> > > security story about how they can be used.
> >
> > 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
>
> This has more problems than "just" security, and yes, security should
> be really solved at design time...
>
> Pavel
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next prev parent reply other threads:[~2009-07-02 13:59 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-19 23:53 [RFC] transcendent memory for Linux Dan Magenheimer
2009-06-20 1:35 ` [RFC PATCH 0/4] transcendent memory ("tmem") " Dan Magenheimer
2009-06-20 1:35 ` [RFC PATCH 1/4] tmem: infrastructure for tmem layer Dan Magenheimer
2009-06-20 1:50 ` Rik van Riel
2009-06-20 1:35 ` [RFC PATCH 2/4] tmem: precache implementation (layered on tmem) Dan Magenheimer
2009-06-20 2:28 ` Rik van Riel
2009-06-20 1:36 ` [RFC PATCH 3/4] tmem: preswap " Dan Magenheimer
2009-06-20 1:36 ` [RFC PATCH 4/4] tmem: interface code for tmem on top of xen Dan Magenheimer
2009-06-22 11:27 ` [RFC] transcendent memory for Linux Martin Schwidefsky
2009-06-22 20:41 ` Dan Magenheimer
2009-06-22 14:31 ` Chris Friesen
2009-06-22 20:50 ` Dan Magenheimer
2009-06-24 15:04 ` Pavel Machek
2009-06-29 14:34 ` Dan Magenheimer
2009-06-29 20:36 ` Pavel Machek
2009-06-29 21:13 ` Dan Magenheimer
2009-06-29 21:23 ` Jeremy Fitzhardinge
2009-06-29 21:57 ` Dan Magenheimer
2009-06-29 22:15 ` Jeremy Fitzhardinge
2009-06-30 21:21 ` Dan Magenheimer
2009-06-30 22:46 ` Jeremy Fitzhardinge
2009-07-01 23:02 ` Dan Magenheimer
2009-07-01 23:31 ` Jeremy Fitzhardinge
2009-07-02 6:38 ` Pavel Machek
2009-07-02 14:03 ` Dan Magenheimer [this message]
2009-06-27 13:18 ` Linus Walleij
2009-06-28 7:42 ` Avi Kivity
2009-06-29 14:44 ` Dan Magenheimer
2009-07-01 3:41 ` Roland Dreier
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