RE: [PATCH v2 06/17] iommufd: Use the iommufd_group to avoid duplicate MSI setup

["Tian, Kevin" <kevin.tian@xxxxxxxxx>]

> From: Jason Gunthorpe <jgg@xxxxxxxxxx>
> Sent: Wednesday, March 8, 2023 8:36 AM
> 
> This only needs to be done once per group, not once per device. The once
> per device was a way to make the device list work. Since we are abandoning
> this we can optimize things a bit.
> 
> Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx>

Reviewed-by: Kevin Tian <kevin.tian@xxxxxxxxx>