[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Xen-devel] [bug] 'VT-d 1G super page' feature is blocked

At 15:37 -0700 on 15 Aug (1313422621), Kay, Allen M wrote:
> > #define iommu_use_hap_pt(d) (paging_mode_translate(d) && iommu_hap_pt_share)
> Tim, should the code be checking for paging_mode_hap(d) instead to
> make sure HAP page table is used?

Ah, yes it should; thanks for spotting that.  For AMD _external() is
sufficient but not for VtD.  Updated version attached. 



Tim Deegan <tim@xxxxxxx>
Principal Software Engineer, Xen Platform Team
Citrix Systems UK Ltd.  (Company #02937203, SL9 0BG)

Attachment: iommu-share-check
Description: Text document

Xen-devel mailing list



Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.