Re: [Xen-devel] how is start_info used by domU

["Grzegorz Miłoś" <gm281@xxxxxxxxx>]

> also in xc_dom_boot_image
> dom->shared_info_mfn = domctl.u.getdomaininfo.shared_info_frame, but how
> does the shared_info_frame get the value in the first place..??

XEN_DOMCTL_getdomaininfo hypercall.
It's handled by getdomaininfo() definied in xen/common/domctl.c

Cheers
Gr(z)egor(z)

>
> Thanks,
>   Sandesh
> On Tue, 2008-06-24 at 17:44 +0530, Sandesh wrote:
>> Hi,
>>  I have a doubt regarding the way start_info fields are used by domU.
>> I see that in start_info_x86_32(), most fields of start_info are getting
>> initialized. I know that these info are used during the boot of guest
>> OS, but iam not able to figure out as to how exactly this is achieved in
>> the implementation?
>>
>> Another doubt i have is that the domain_builder executes vm_launch as
>> its last step which makes setvcpucontext hypercall. After this when will
>> it get loaded by the scheduler??
>>
>>  Correct me if my understanding is wrong.
>>
>> Thanks,
>>   Sandesh
>>
>>
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