From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jacob Gorm Hansen Subject: Re: Re: Xen with grsec? Date: Thu, 25 Nov 2004 12:12:52 +0100 Message-ID: <41A5BE34.50004@diku.dk> References: <20041123092751.GO1139@edu.joroinen.fi> <41A31426.2030808@diku.dk> <20041123202616.2416560f.lists@mjh.name> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20041123202616.2416560f.lists@mjh.name> Sender: xen-devel-admin@lists.sourceforge.net Errors-To: xen-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: =?ISO-8859-1?Q?Milan_Holz=E4pfel?= Cc: xen-devel@lists.sourceforge.net List-Id: xen-devel@lists.xenproject.org Milan Holzäpfel wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > What about hardware implementations? IIRC, the Athlon64 processors > (amongst others) implement such feature in hardware? While I know that > there's usable version of Xen for AMD64 so far, can this feature also be > used in 32-Bit-mode? (On the other hand, I'm not aware whether PaX will > use this feature or not...) > ...just jumping in because I'm interested in this too... I suppose that would just work, though I think it requires PAE mode (64 bit page table entries), does Xen support PAE now, I guess it does? There was another similar patch from Redhat using segments instead of playing with the TLB, that will probably work with few or no modifications. Jacob ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://productguide.itmanagersjournal.com/