Re: [RFC PATCH 00/10] vfio: Device memory DMA mapping improvements

2021-02-22 Thread Jason Gunthorpe
On Mon, Feb 22, 2021 at 09:50:22AM -0700, Alex Williamson wrote: > This is a re-implementation of [1] following suggestions and code from > Jason Gunthorpe. This is lightly tested but seems functional and > throws no lockdep warnings. In this series we tremendously simplify > zapping of vmas

[RFC PATCH 00/10] vfio: Device memory DMA mapping improvements

2021-02-22 Thread Alex Williamson
This is a re-implementation of [1] following suggestions and code from Jason Gunthorpe. This is lightly tested but seems functional and throws no lockdep warnings. In this series we tremendously simplify zapping of vmas mapping device memory using unmap_mapping_range(), we create a protocol for