Re: [Xen-devel] [PATCH v7 05/11] IOMMU/MMU: propagate IOMMU Device-TLB flush error up to iommu_iotlb_flush{, _all} (top level ones)

[Julien Grall <julien.grall@xxxxxxx>]

Hello,

On 12/06/2016 07:55, Tian, Kevin wrote:
> > From: Julien Grall [mailto:julien.grall@xxxxxxx]
> > Sent: Thursday, June 09, 2016 8:40 PM
> >
> > Hi Jan,
> >
> > On 09/06/16 13:32, Jan Beulich wrote:
> > > > > > On 09.06.16 at 14:24, <julien.grall@xxxxxxx> wrote:
> > > > So the behavior of iommu_iotlb_flush is up to the IOMMU driver. Whilst
> > > > the behavior of iommu_{,un}map_page are defined by the common code.
> > > I'm certainly up for moving the logic up to the generic IOMMU layer,
> > > if that's feasible.
> > That would be my preference.
> I suppose above comment is for "[Patch v11 0/3] VT-d Device-TLB flush
> issue", where the crash logic better be moved up. Do you have further
> against on this patch then?
None. I trust you to ensure that the patch to move the crash logic is 
upstreamed soon:
Acked-by: Julien Grall <julien.grall@xxxxxxx>

Regards,

--
Julien Grall

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