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Re: [Xen-devel] [PATCH 2 of 2] Move IOMMU faults handling into softirq for AMD-Vi.
- To: Wei Wang2 <wei.wang2@xxxxxxx>
- From: Dario Faggioli <raistlin@xxxxxxxx>
- Date: Tue, 20 Dec 2011 13:23:23 +0100
- Cc: "allen.m.kay@xxxxxxxxx" <allen.m.kay@xxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, Tim Deegan <tim@xxxxxxx>, Jan Beulich <JBeulich@xxxxxxxx>
- Delivery-date: Tue, 20 Dec 2011 12:24:06 +0000
- Face: 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- List-id: Xen developer discussion <xen-devel.lists.xensource.com>
On Tue, 2011-12-20 at 13:11 +0100, Wei Wang2 wrote:
> > +static void do_amd_iommu_page_fault(unsigned long data)
> > +{
> > + struct amd_iommu *iommu;
> > +
> > + if ( list_empty(&amd_iommu_head) )
>
> Here you could use iommu_found().
>
Ok, cool. Will do that.
> Rest part of this patch looks good to me.
> Thanks,
>
Thanks to you... Let's wait for some feedback from VT-d people and I'll
respin the whole thing.
Thanks and Regards,
Dario
--
<<This happens because I choose it to happen!>> (Raistlin Majere)
-------------------------------------------------------------------
Dario Faggioli, http://retis.sssup.it/people/faggioli
Senior Software Engineer, Citrix Systems R&D Ltd., Cambridge (UK)
PhD Candidate, ReTiS Lab, Scuola Superiore Sant'Anna, Pisa (Italy)
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