From: Andi Kleen <ak@suse.de>
To: virtualization@lists.osdl.org
Subject: Re: [RFC, PATCH 19/24] i386 Vmi mmu changes
Date: Wed, 22 Mar 2006 21:20:04 +0100
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Cc: Zachary Amsden <zach@vmware.com>, Linus Torvalds <torvalds@osdl.org>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       Xen-devel <xen-devel@lists.xensource.com>,
       Andrew Morton <akpm@osdl.org>, Dan Hecht <dhecht@vmware.com>,
       Dan Arai <arai@vmware.com>, Anne Holler <anne@vmware.com>,
       Pratap Subrahmanyam <pratap@vmware.com>,
       Christopher Li <chrisl@vmware.com>, Joshua LeVasseur <jtl@ira.uka.de>,
       Chris Wright <chrisw@osdl.org>, Rik Van Riel <riel@redhat.com>,
       Jyothy Reddy <jreddy@vmware.com>, Jack Lo <jlo@vmware.com>,
       Kip Macy <kmacy@fsmware.com>, Jan Beulich <jbeulich@novell.com>,
       Ky Srinivasan <ksrinivasan@novell.com>,
       Wim Coekaerts <wim.coekaerts@oracle.com>,
       Leendert van Doorn <leendert@watson.ibm.com>
References: <200603131813.k2DIDo1g005760@zach-dev.vmware.com>
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On Monday 13 March 2006 19:13, Zachary Amsden wrote:
> MMU code movement.  Unfortunately, this one is a little bit more
> complicated than the rest.  We have to override the default accessors
> that directly write to page table entries.  Because of the 2/3-level
> PAE split in Linux, this turned out to be really ugly at first, but
> by allowing the sub-arch layer to override the definitions and keeping
> the native definitions in place, the code becomes much cleaner.

This patch definitely needs to be split up more.

-Andi
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