Messages in this thread | | | From | "Tian, Kevin" <> | Subject | RE: [PATCH RFC v2 0/3] Add set_dev_data and unset_dev_data support | Date | Fri, 21 Apr 2023 07:35:52 +0000 |
| |
> From: Nicolin Chen <nicolinc@nvidia.com> > Sent: Thursday, April 20, 2023 3:48 PM > > This is a pair of new uAPI/ops for user space to set an iommu specific > device data for a passthrough device. This is primarily used by SMMUv3 > driver for now, to link the vSID and the pSID of a device that's behind > the SMMU. The link (lookup table) will be used to verify any ATC_INV > command from the user space for that device, and then replace the SID > field (virtual SID) with the corresponding physical SID. > > This series is available on Github: > https://github.com/nicolinc/iommufd/commits/set_dev_data-rfc-v2 > > Thanks! > Nicolin >
there is no changelog compared to v1.
Could you add some words why changing from passing the information in an iommufd ioctl to bind_iommufd? My gut-feeling leans toward the latter option...
| |