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Re: [Xen-devel] address translation in hvm mode


  • To: Tim Deegan <Tim.Deegan@xxxxxxxxxx>
  • From: rajneesh rana <rajneeshrana009@xxxxxxxxx>
  • Date: Wed, 30 Jan 2008 06:44:51 -0800 (PST)
  • Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
  • Delivery-date: Wed, 30 Jan 2008 06:45:33 -0800
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thanks for reply

Tim Deegan <Tim.Deegan@xxxxxxxxxx> wrote:
At 05:28 -0800 on 30 Jan (1201670925), rajneesh rana wrote:
> printk trace shows that it using sh_gva_to_gfn. Inside
> guest_walk_to_gfn, a call to function guest_l1e_get_flags returns 0.

That's fine; it just means there was nothing mapped at that address in the guest pagetables. If it gets that far, then it read the l2e OK.

What address are you using?
I am running xp as domu and using va 0xc0300000 where it maps its pde and i think this page should be present and mapped

Have you compared it to what a pagetable
walk inside the guest OS returns?
sir, can you be little descriptive here. I didn't get your point here.
Tim.

--
Tim Deegan
Principal Software Engineer, Citrix Systems (R&D) Ltd.
[Company #02300071, SL9 0DZ, UK.]

regards
rajneesh rana



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