RE: [Xen-ia64-devel] [PATCH] Fix that guest can not get continuous memory for vhpt

["Zhang, Yang" <yang.zhang@xxxxxxxxx>]

Hi

>From: Isaku Yamahata [mailto:yamahata@xxxxxxxxxxxxx]
>Sent: 2009年2月19日 11:12
>To: Zhang, Yang
>Cc: xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
>Subject: Re: [Xen-ia64-devel] [PATCH] Fix that guest can not get continuous
>memory for vhpt
>- It is a poor approach to introduce new HVM_PARAM_VHPT_SIZE.
>  This is inconsistent with XEN_DOMCTL_arch_setup by which libxc tells
>  VMM vhpt size of PV domain.
>  So the first idea which came into my mind is to call
>  XEN_DOMCTL_ARCH_setup before populating domain memory.
>  I haven't checked if it's possible or not, though. Maybe we can introduce
>  new XEN_DOMAINSETUP_xxx flag.
        I doesn't introduce HVM_PARAM_VHPT_SIZE. The hvm needs it to save the 
vhpt'size for allocating vhpt's memory when vcpu boot. I just add some code to 
save memory for vhpt beforehand when libxc tells VMM vhpt size of  hvm. And I 
don't think PV domain need to do this.



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