From: Jason Gunthorpe <jgg@nvidia.com>
The NID is used to control which NUMA node memory for the page table is
allocated it from. It should be a permanent property of the page table
when it was allocated and not change during attach/detach of devices.
Reviewed-by: Wei Wang <wei.w.wang@intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/3-v3-dbbe6f7e7ae3+124ffe-vtd_prep_jgg@nvidia.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
---
drivers/iommu/intel/iommu.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index 5c798f30dbc4..55e0ba4d20ae 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -1391,7 +1391,6 @@ void domain_detach_iommu(struct dmar_domain *domain, struct intel_iommu *iommu)
if (--info->refcnt == 0) {
ida_free(&iommu->domain_ida, info->did);
xa_erase(&domain->iommu_array, iommu->seq_id);
- domain->nid = NUMA_NO_NODE;
kfree(info);
}
}
--
2.43.0