RE: [PATCH 1/1] iommu/vt-d: Use second level for GPA->HPA translation

2021-09-25 Thread Tian, Kevin
> From: Lu Baolu > Sent: Sunday, September 26, 2021 10:43 AM > > Hi Kevin, > > Thanks for reviewing my patch. > > On 9/24/21 11:16 AM, Tian, Kevin wrote: > >> From: Lu Baolu > >> Sent: Friday, September 24, 2021 10:30 AM > >> > >> The IOMMU VT-d implementation uses the first level for GPA->HPA

Re: [PATCH 1/1] iommu/vt-d: Use second level for GPA->HPA translation

2021-09-25 Thread Lu Baolu
Hi Kevin, Thanks for reviewing my patch. On 9/24/21 11:16 AM, Tian, Kevin wrote: From: Lu Baolu Sent: Friday, September 24, 2021 10:30 AM The IOMMU VT-d implementation uses the first level for GPA->HPA translation by default. Although both the first level and the second level could handle the

RE: [PATCH 1/1] iommu/vt-d: Use second level for GPA->HPA translation

2021-09-23 Thread Tian, Kevin
> From: Lu Baolu > Sent: Friday, September 24, 2021 10:30 AM > > The IOMMU VT-d implementation uses the first level for GPA->HPA > translation > by default. Although both the first level and the second level could handle > the DMA translation, they are different in some way. For example, the > se