Re: [Xen-devel] [RFC PATCH 3/7] VT-d: Add iommu_lookup_page support

2016-02-17 Thread Konrad Rzeszutek Wilk
On Wed, Feb 10, 2016 at 10:10:31AM +, Malcolm Crossley wrote: > Function does not need to handle shared EPT use of IOMMU as core code > already handles this. Could you mention which part of 'core code' handles this? Also you may want to say this code can only deal with 4K pages but not with l

[Xen-devel] [RFC PATCH 3/7] VT-d: Add iommu_lookup_page support

2016-02-10 Thread Malcolm Crossley
Function does not need to handle shared EPT use of IOMMU as core code already handles this. Signed-off-by: Malcolm Crossley -- Cc: kevin.t...@intel.com Cc: feng...@intel.com Cc: xen-devel@lists.xen.org --- xen/drivers/passthrough/vtd/iommu.c | 31 +++ xen/drivers/pass