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Re: [Xen-devel] [PATCH] libxc: really tolerate empty PV records

On 27/02/18 15:00, Andrew Cooper wrote:
> On 27/02/18 14:51, Jan Beulich wrote:
>> ---
>> This is what is currently breaking save/restore on the 4.8 branch; I
>> haven't checked yet why the sending side produces an empty record there.
>> I wonder whether that's related to f1a0a8c3fe ("tools/libxc: Fix
>> restoration of PV MSRs after migrate") not having been backported yet.
>> Otoh the latter is missing on 4.7 too, yet there save/restore doesn't
>> fail.
> It will be 72efb1df6 "Avoid generating inappropriate zero-content
> records" which is missing.
> It triggers when there are a non-zero maximum number of MSRs, but zero
> MSRs to tend after Xen skips the empty MSRs.


Sorry for the noise.


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