23 Apr
2025
23 Apr
'25
1:36 p.m.
On Thu, Apr 10, 2025 at 11:37:46PM -0700, Nicolin Chen wrote:
To allow IOMMU drivers to allocate own vDEVICE structures, move the struct iommufd_vdevice to the public header and provide a pair of viommu ops.
The iommufd_vdevice_alloc_ioctl will prioritize the callback function from the viommu ops, i.e. a driver-allocated vDEVICE.
Signed-off-by: Nicolin Chen nicolinc@nvidia.com
drivers/iommu/iommufd/iommufd_private.h | 8 ------- include/linux/iommufd.h | 32 +++++++++++++++++++++++++ drivers/iommu/iommufd/viommu.c | 9 ++++++- 3 files changed, 40 insertions(+), 9 deletions(-)
Reviewed-by: Jason Gunthorpe jgg@nvidia.com
Jason