Re: [PATCH 00/16 v2] iommu: Move domain allocation into drivers

[Joerg Roedel]

Hi Alex,

On Fri, Mar 27, 2015 at 10:24:22PM -0600, Alex Williamson wrote:
> For 1-5,16
> 
> Reviewed-by: Alex Williamson <alex.williamson@xxxxxxxxxx>

Thanks a lot for your review.

> My only comment/question is whether you'd want to consider using
> ERR_PTR() return values from domain_alloc().  It's an alloc functions,
> so NULL == -ENOMEM is pretty standard, but we could at least have the
> interface to the iommu driver return more info even if we continue to
> mask that as NULL out to the IOMMU API users for now.  Thanks,

Yes, that might make sense. But to do anything useful with the ERR_PTR
we also need to change the iommu_domain_alloc() interface. This is
out-of-scope for this patch-set, we can discuss this seperatly.


	Joerg

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