Re: [PATCH v4 12/22] iommu: Add I/O ASID allocator

2019-06-25 Thread Jacob Pan
Hi Jonathan, Thanks for the review, comments inline below. I saw Jean already took in changes based on your review in his sva/api tree. This is just some additions. On Tue, 18 Jun 2019 17:50:59 +0100 Jonathan Cameron wrote: > On Sun, 9 Jun 2019 06:44:12 -0700 > Jacob Pan wrote: > > > From: Jea

Re: [PATCH v4 12/22] iommu: Add I/O ASID allocator

2019-06-18 Thread Jonathan Cameron
On Sun, 9 Jun 2019 06:44:12 -0700 Jacob Pan wrote: > From: Jean-Philippe Brucker > > Some devices might support multiple DMA address spaces, in particular > those that have the PCI PASID feature. PASID (Process Address Space ID) > allows to share process address spaces with devices (SVA), parti