Re: [Xen-devel] [RFC PATCH 3/3] remus: adjust x86 pv restore to support remus

[Andrew Cooper <andrew.cooper3@xxxxxxxxxx>]

On 09/07/14 12:16, Andrew Cooper wrote:
> On 09/07/14 08:47, Yang Hongyang wrote:
>> cache vcpu context when restore, and set context when stream
>> complete.
> Can you explain why this is needed?  I can't see why it should be required.

Actually, as part of reviewing this I have worked out why this is needed.

It is a latent bug in the migration v2 series with all the x86 pv vcpu
state (not just the basic state), which is not triggered by a well
behaved sender.

I shall fix it up in the base series.

~Andrew

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