diff options
| -rw-r--r-- | drivers/pci/intel-iommu.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c index e6fe1994f9d..4eaec2fa136 100644 --- a/drivers/pci/intel-iommu.c +++ b/drivers/pci/intel-iommu.c @@ -3561,10 +3561,13 @@ static void domain_remove_one_dev_info(struct dmar_domain *domain, domain_update_iommu_cap(domain); spin_unlock_irqrestore(&domain->iommu_lock, tmp_flags); - spin_lock_irqsave(&iommu->lock, tmp_flags); - clear_bit(domain->id, iommu->domain_ids); - iommu->domains[domain->id] = NULL; - spin_unlock_irqrestore(&iommu->lock, tmp_flags); + if (!(domain->flags & DOMAIN_FLAG_VIRTUAL_MACHINE) && + !(domain->flags & DOMAIN_FLAG_STATIC_IDENTITY)) { + spin_lock_irqsave(&iommu->lock, tmp_flags); + clear_bit(domain->id, iommu->domain_ids); + iommu->domains[domain->id] = NULL; + spin_unlock_irqrestore(&iommu->lock, tmp_flags); + } } spin_unlock_irqrestore(&device_domain_lock, flags); |