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[Xen-devel] Re: [RFC, PATCH 19/24] i386 Vmi mmu changes
- To: virtualization@xxxxxxxxxxxxxx
- From: Andi Kleen <ak@xxxxxxx>
- Date: Wed, 22 Mar 2006 21:20:04 +0100
- Cc: Zachary Amsden <zach@xxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Pratap Subrahmanyam <pratap@xxxxxxxxxx>, Wim Coekaerts <wim.coekaerts@xxxxxxxxxx>, Joshua LeVasseur <jtl@xxxxxxxxxx>, Dan Hecht <dhecht@xxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, Jack Lo <jlo@xxxxxxxxxx>, Christopher Li <chrisl@xxxxxxxxxx>, Chris Wright <chrisw@xxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxx>, Anne Holler <anne@xxxxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxxxx>, Jyothy Reddy <jreddy@xxxxxxxxxx>, Kip Macy <kmacy@xxxxxxxxxxx>, Ky Srinivasan <ksrinivasan@xxxxxxxxxx>, Leendert van Doorn <leendert@xxxxxxxxxxxxxx>, Dan Arai <arai@xxxxxxxxxx>
- Delivery-date: Thu, 23 Mar 2006 17:45:13 +0000
- List-id: Xen developer discussion <xen-devel.lists.xensource.com>
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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