RE: [PATCH V3 0/3] Add debugfs support to show scalable mode DMAR table

2019-05-29 Thread Prakhya, Sai Praneeth
> > Changes from V2 to V3: > > -- > > Presently, for V2 patches if kernel command line argument "iommu=pt" > > is passed, dumping DMAR table seg faults. This happens because in pass > > through mode (for non-scalable DMAR's) 3rd bit of context entry is set > > and it is misinter

Re: [PATCH V3 0/3] Add debugfs support to show scalable mode DMAR table

2019-05-27 Thread Joerg Roedel
On Fri, May 24, 2019 at 04:40:14PM -0700, Sai Praneeth Prakhya wrote: > Changes from V2 to V3: > -- > Presently, for V2 patches if kernel command line argument "iommu=pt" is > passed, > dumping DMAR table seg faults. This happens because in pass through mode (for > non-scalable