[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[Xen-devel] RE: recreate monitor page table?


  • To: "Tim Deegan" <Tim.Deegan@xxxxxxxxxxxxx>
  • From: "Li, Xin B" <xin.b.li@xxxxxxxxx>
  • Date: Wed, 18 Apr 2007 23:46:51 +0800
  • Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
  • Delivery-date: Wed, 18 Apr 2007 08:45:45 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AceBvOKd6wZQQP7rSvyR4F0kls8eugAE2A7g
  • Thread-topic: recreate monitor page table?

>At 10:13 +0800 on 18 Apr (1176891228), Li, Xin B wrote:
>> What's the intent to recreate monitor page table when shadow levels
>> changes in sh_update_paging_modes?
>
>The monitor tables have to have a different layout in different shadow
>paging modes so that linear maps of the shadows can work properly.
>

On x86_64, monitor page table should always be 4 level, and we can
uninstall the old shadow linear entry and install new shadow paging mode
entry, why even recreate the monitor top level page?
-Xin

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel


 


Rackspace

Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.