On Thu, Apr 21, 2022 at 01:21:20PM +0800, Lu Baolu wrote:
static void iopf_handle_group(struct work_struct *work)Reading the PCIe spec again (v6.0 10.4.1.1 PASID Usage), all faults within
{
struct iopf_group *group;
@@ -134,12 +78,23 @@ static void iopf_handle_group(struct work_struct *work)
group = container_of(work, struct iopf_group, work);
list_for_each_entry_safe(iopf, next, &group->faults, list) {
+ struct iommu_domain *domain;
+
+ domain = iommu_get_domain_for_dev_pasid_async(group->dev,
+ iopf->fault.prm.pasid);
the group have the same PASID so we could move the domain fetch out of the
loop. It does deviate from the old behavior, though, so we could change
it later.