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RE: [Xen-devel] [PATCH] Add hvm vcpu reset support


  • To: "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: "Li, Xin B" <xin.b.li@xxxxxxxxx>
  • Date: Tue, 6 Feb 2007 11:25:17 +0800
  • Delivery-date: Mon, 05 Feb 2007 19:25:07 -0800
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcdJN6hIthp4H/32RfiP4zGU7aMVrwAA1zHxABVsppA=
  • Thread-topic: [Xen-devel] [PATCH] Add hvm vcpu reset support

I think it's OK since arch_set_info_guest() will call
shadow_update_paging_modes(v), which handles shadow mode changes like
unmapping guest_vtable, puting reference count of top level shadow and
puting guest_table.

-Xin 

>-----Original Message-----
>From: Keir Fraser [mailto:Keir.Fraser@xxxxxxxxxxxx] 
>Sent: Monday, February 05, 2007 11:34 PM
>To: Li, Xin B; xen-devel@xxxxxxxxxxxxxxxxxxx
>Subject: Re: [Xen-devel] [PATCH] Add hvm vcpu reset support
>
>Does shadow pagetable state (e.g., reference counts) get 
>properly reset when a CPU is reset?
>
> -- Keir
>
>On 5/2/07 15:09, "Li, Xin B" <xin.b.li@xxxxxxxxx> wrote:
>
>> Add hvm vcpu reset support for x86 INIT IPI which is needed for CPU
>> hotplug.
>> Signed-off-by: Xin Li <xin.b.li@xxxxxxxxx>
>> _______________________________________________
>> Xen-devel mailing list
>> Xen-devel@xxxxxxxxxxxxxxxxxxx
>> http://lists.xensource.com/xen-devel
>

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