Re: [PATCH v2 2/2] iommu/vt-d: Enable PASID only if device expects PASID in PRG Response.

2019-02-13 Thread sathyanarayanan kuppuswamy
On 2/13/19 12:26 AM, Tian, Kevin wrote: From: iommu-boun...@lists.linux-foundation.org [mailto:iommu- boun...@lists.linux-foundation.org] On Behalf Of sathyanarayanan.kuppusw...@linux.intel.com Sent: Tuesday, February 12, 2019 5:51 AM To: bhelg...@google.com; j...@8bytes.org;

Re: [PATCH v2 2/2] iommu/vt-d: Enable PASID only if device expects PASID in PRG Response.

2019-02-13 Thread Raj, Ashok
On Wed, Feb 13, 2019 at 12:26:33AM -0800, Tian, Kevin wrote: > > > > diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c > > index 1457f931218e..af2e4a011787 100644 > > --- a/drivers/iommu/intel-iommu.c > > +++ b/drivers/iommu/intel-iommu.c > > @@ -1399,7 +1399,8 @@ static void

RE: [PATCH v2 2/2] iommu/vt-d: Enable PASID only if device expects PASID in PRG Response.

2019-02-13 Thread Tian, Kevin
> From: iommu-boun...@lists.linux-foundation.org [mailto:iommu- > boun...@lists.linux-foundation.org] On Behalf Of > sathyanarayanan.kuppusw...@linux.intel.com > Sent: Tuesday, February 12, 2019 5:51 AM > To: bhelg...@google.com; j...@8bytes.org; dw...@infradead.org > Cc: Raj, Ashok ;