Re: [PATCH v7 13/13] Documentation: userspace-api: iommufd: Update vIOMMU

2024-11-17 Thread Yi Liu
ced >= hw IOMMU number used by the VM. Regards, Yi Liu

Re: [PATCH v7 13/13] Documentation: userspace-api: iommufd: Update vIOMMU

2024-11-13 Thread Yi Liu
On 2024/11/14 08:18, Nicolin Chen wrote: On Tue, Nov 12, 2024 at 09:15:02PM +0800, Yi Liu wrote: On 2024/11/6 04:04, Nicolin Chen wrote: +5. IOMMUFD_OBJ_VIOMMU can be only manually created via the IOMMU_VIOMMU_ALLOC + uAPI, provided a dev_id (for the device's physical IOMMU to bac

Re: [PATCH v7 13/13] Documentation: userspace-api: iommufd: Update vIOMMU

2024-11-12 Thread Yi Liu
e + iommufd core will link the vIOMMU object to the struct iommu_device that the + struct device is behind. It looks to be reasonable to share the viommu_obj between devices behind the same physical IOMMU. This design seems no enforcement for it. So it's all up to userspace from what I got. :) -- Regards, Yi Liu