RE: [PATCH 7/7] vfio/pci: Accept device fd in VFIO_DEVICE_PCI_HOT_RESET ioctl

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> From: Liu, Yi L <yi.l.liu@xxxxxxxxx>
> Sent: Thursday, March 16, 2023 8:42 PM
> 
> Now user can also provide an array of device fds as a 3rd method to verify
> the reset ownership. It's not useful at this point when the device fds are
> acquired via group fds. But it's necessary when moving to device cdev which
> allows the user to directly acquire device fds by skipping group. In that
> case this method can be used as a last resort when the preferred iommufd
> verification doesn't work, e.g. in noiommu usages.
> 
> Clarify it in uAPI.
> 
> Signed-off-by: Yi Liu <yi.l.liu@xxxxxxxxx>

this may be adjusted upon whether zero-length approach will be included
finally.

but on its own:

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




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