diff options
| -rw-r--r-- | drivers/iommu/amd/iommu.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index f97c0bf930a7..2aff392d9895 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -2184,6 +2184,13 @@ static int amd_iommu_attach_device(struct iommu_domain *dom, struct amd_iommu *iommu = rlookup_amd_iommu(dev); int ret; + /* + * Skip attach device to domain if new domain is same as + * devices current domain + */ + if (dev_data->domain == domain) + return 0; + dev_data->defer_attach = false; if (dev_data->domain) |