diff options
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/intel-iommu.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c index 57be89e..65741dc 100644 --- a/drivers/pci/intel-iommu.c +++ b/drivers/pci/intel-iommu.c @@ -3626,7 +3626,6 @@ static int intel_iommu_map_range(struct iommu_domain *domain, { struct dmar_domain *dmar_domain = domain->priv; u64 max_addr; - int addr_width; int prot = 0; int ret; @@ -3639,18 +3638,14 @@ static int intel_iommu_map_range(struct iommu_domain *domain, max_addr = iova + size; if (dmar_domain->max_addr < max_addr) { - int min_agaw; u64 end; /* check if minimum agaw is sufficient for mapped address */ - min_agaw = vm_domain_min_agaw(dmar_domain); - addr_width = agaw_to_width(min_agaw); - end = DOMAIN_MAX_ADDR(addr_width); - end = end & VTD_PAGE_MASK; + end = __DOMAIN_MAX_ADDR(dmar_domain->gaw) + 1; if (end < max_addr) { - printk(KERN_ERR "%s: iommu agaw (%d) is not " + printk(KERN_ERR "%s: iommu width (%d) is not " "sufficient for the mapped address (%llx)\n", - __func__, min_agaw, max_addr); + __func__, dmar_domain->gaw, max_addr); return -EFAULT; } dmar_domain->max_addr = max_addr; |