Re: Re: Xen-unstable save error

[Michal Novotny <minovotn@redhat.com>]

On 06/21/2010 07:57 PM, Keir Fraser wrote:
> On 21/06/2010 15:50, "Michal Novotny"<minovotn@redhat.com>  wrote:
>
>    
>> Well, I see what's going on now but I had to turn on the debug flag now.
>> According to the code, this is what's being hit per almost each page and
>> MFN:
>>
>> ...
>>                   if ( pfn_type[j] == XEN_DOMCTL_PFINFO_XTAB )
>>                   {
>>                       printf("type fail: page %i mfn %08lx\n", j, gmfn);
>>                       continue;
>>                   }
>> ...
>>
>> Xend.log is having many occurences of type failures:
>>      
> Hm, well I just saved/restored a 750MB PV guest and a 750MB HVM guest okay
> with xen-unstable tip. However I think the above type-checking code may only
> have been introduced for HVM guests as of Jan Beulich's recent changeset
> 21615. If your guest is an HVM guest, perhaps this changeset is to blame? I
> would suggest reverting it and re-testing. I've cc'ed Jan in case he can
> comment on the info you've given.
>    

Keir,
you were right about the c/s 21615. I did try reverting it and it was 
working fine to both save and restore when I was having this patch reverted.

Michal

-- 
Michal Novotny<minovotn@redhat.com>, RHCE
Virtualization Team (xen userspace), Red Hat