[PATCH v3 2/5] iommu: Pass in gdev to __iommu_device_set_domain

Tian, Kevin kevin.tian at intel.com
Fri Aug 15 01:29:00 PDT 2025


> From: Nicolin Chen <nicolinc at nvidia.com>
> Sent: Tuesday, August 12, 2025 6:59 AM
> 
> The device under the reset will be attached to a blocked domain, while not
> updating the group->domain pointer. So there needs to be a per-device flag
> to indicate the reset state, for other iommu core functions to check so as
> not to shift the attached domain during the reset state.
> 
> The regular device pointer can't store any private any private iommu flag.
> So, the flag has to be in the gdev structure.

duplicated "any private"

> 
> Pass in the gdev pointer instead to the functions that will check that per
> device flag.
> 
> Reviewed-by: Jason Gunthorpe <jgg at nvidia.com>
> Signed-off-by: Nicolin Chen <nicolinc at nvidia.com>

Reviewed-by: Kevin Tian <kevin.tian at intel.com>



More information about the Linux-mediatek mailing list