Re: [PATCH 0/4] iommu: iommu_ops group interface

[Woodhouse, David]

On Fri, 2011-10-21 at 15:16 -0600, Alex Williamson wrote:
> 
> 
> drivers/pci/quirks.c: int pci_iommu_group_mf_quirk(struct pci_dev *)
> 
> That's used just like iommu_group_mf to always blacklist specific
> devices.  Let me know VID/DID if you have them.  Thanks, 

Don't remember the ID offhand, but there are reports in Red Hat bugzilla
of Ricoh multifunction devices on some (HP, I think) laptops which cause
streams of DMA errors unless the sdhci driver is blacklisted...

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David Woodhouse                            Open Source Technology Centre
David.Woodhouse@xxxxxxxxx                              Intel Corporation

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