Re: [PATCH RESEND 1/2] xen/blkback: safely unmap purge persistent grants

From: Roger Pau Monné
Date: Thu Mar 26 2015 - 11:23:36 EST


El 26/03/15 a les 13.16, Bob Liu ha escrit:
> Commit c43cf3ea8385 ("xen-blkback: safely unmap grants in case they are still
> in use") use gnttab_unmap_refs_async() to wait until the mapped pages are no
> longer in use before unmapping them, but that commit missed the persistent case.
> Purge persistent pages can't be unmapped either unless no longer in use.
>
> Signed-off-by: Bob Liu <bob.liu@xxxxxxxxxx>

AFAICT since this is basically the same patch as what I've sent:

Acked-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>

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