Re: [Xen-ia64-devel] Patch for PV-on-HVM for IPF

[Isaku Yamahata <yamahata@xxxxxxxxxxxxx>]

On Wed, Sep 27, 2006 at 08:54:14PM +0900, Doi.Tsunehisa@xxxxxxxxxxxxxx wrote:
> You (yamahata) said:
> >>>>     - In x86 code, p2m table invalidation is delayed at last phase of
> >>>>       domain destruction.
> >>>>       => but we don't like it. it seems that p2m table exists after
> >>>>          memory relinquised.
> >>> 
> >>> What's the problem? I don't see why.
> >> 
> >>   In x86 code, it checks ownership of pages before actual memcpy()
> >> in gnttab_copy() function. thus it doesn't have any problem actually.
> >> 
> >>   But, it's strange that referencer exists although referencee doesn't
> >> exist, I think.
> > 
> > So it's what you should fix, I'm not sure what you described though.
> 
>   I will investigate it in x86 code more, and ask it to x86 community.

Isn't it ia-64 issue?
My understanding is that it works well on xen/x86,
but it doesn't on xen/ia64. So you said "strange", don't you?
Do I misunderstand?

-- 
yamahata

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