On Wed, Nov 23, 2022 at 04:30:23PM +0800, Yi Liu wrote:
On 2022/11/17 05:00, Jason Gunthorpe wrote:
This queries if a domain linked to a device should expect to support enforce_cache_coherency() so iommufd can negotiate the rules for when a domain should be shared or not.
For iommufd a device that declares IOMMU_CAP_ENFORCE_CACHE_COHERENCY will not be attached to a domain that does not support it.
Reviewed-by: Lu Baolu baolu.lu@linux.intel.com Reviewed-by: Kevin Tian kevin.tian@intel.com Tested-by: Nicolin Chen nicolinc@nvidia.com Tested-by: Yi Liu yi.l.liu@intel.com Tested-by: Lixiao Yang lixiao.yang@intel.com Tested-by: Matthew Rosato mjrosato@linux.ibm.com
looks like Yu He's test-by was missed. :-) She has given it in below link.
Oops, I fixed it thanks
Jason