> -----Original Message-----
> From: Nathan Chen <[email protected]>
> Sent: 15 June 2026 21:49
> To: [email protected]
> Cc: Yi Liu <[email protected]>; Eric Auger <[email protected]>;
> Zhenzhong Duan <[email protected]>; Philippe Mathieu-Daudé
> <[email protected]>; Zhao Liu <[email protected]>; Alex Williamson
> <[email protected]>; Cédric Le Goater <[email protected]>; Matt Ochs
> <[email protected]>; Nicolin Chen <[email protected]>; Shameer
> Kolothum Thodi <[email protected]>; Nathan Chen
> <[email protected]>
> Subject: [PATCH v2 1/3] iommufd: Introduce handler for device ATS support
>
> From: Nathan Chen <[email protected]>
>
> Introduce a support_ats() handler that returns whether ATS is supported
> for a device associated with a host IOMMU device, checking if the
> IOMMU_HW_CAP_PCI_ATS_NOT_SUPPORTED capability bit is set.
>
> Implement this handler in a new function for iommufd.
>
> Suggested-by: Shameer Kolothum <[email protected]>
> Signed-off-by: Nathan Chen <[email protected]>
Reviewed-by: Shameer Kolothum <[email protected]>
Thanks,
Shameer
