RE: [PATCH v3 27/37] vfio/iommufd: Switch to manual hwpt allocation

2023-10-30 Thread Duan, Zhenzhong
>-Original Message- >From: Cédric Le Goater >Sent: Monday, October 30, 2023 9:52 PM >Subject: Re: [PATCH v3 27/37] vfio/iommufd: Switch to manual hwpt allocation > >On 10/26/23 12:30, Zhenzhong Duan wrote: >> IOMMUFD supports auto allocated hwpt and manually al

Re: [PATCH v3 27/37] vfio/iommufd: Switch to manual hwpt allocation

2023-10-30 Thread Cédric Le Goater
On 10/26/23 12:30, Zhenzhong Duan wrote: IOMMUFD supports auto allocated hwpt and manually allocated one. Manually allocated hwpt has benefit that its life cycle is under user's control, so it could be used as stage 2 page table by nested feature in the future. Would an option be useful to