On 2023/8/3 8:08, Jason Gunthorpe wrote:
This brings back the ops->detach_dev() code that commit 1b932ceddd19 ("iommu: Remove detach_dev callbacks") deleted and turns it into an IDENTITY domain. Also reverts commit 584d334b1393 ("iommu/ipmmu-vmsa: Remove ipmmu_utlb_disable()") Signed-off-by: Jason Gunthorpe<jgg@xxxxxxxxxx> --- drivers/iommu/ipmmu-vmsa.c | 43 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+)
Reviewed-by: Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx> Best regards, baolu