Re: [Xen-devel] [PATCH] Persistent grant maps for xen blkdrivers

[Jan Beulich]

>>> On 20.09.12 at 16:13, Oliver Chick <oliver.chick@xxxxxxxxxx> wrote:
> 3) Having blkback inform blkfront on startup as to how many grefs it is
> willing to persistently-map. We then hit the same question again though:
> what should be do if blkfront ignores this limit?

Not really - if any information coming from the backend is being
ignored by the frontend, then it certainly can't expect consistent
performance.

Jan

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