mirror of
https://github.com/xen-project/xen.git
synced 2026-10-29 18:50:05 +01:00
vtd: correct some comments
In some cases Dom0 and hardware domain are not one same domain. Signed-off-by: Tiejun Chen <tiejun.chen@intel.com>
This commit is contained in:
Tiejun Chen authored and 
Jan Beulich committed
1 parent
d7bb8e88a0
commit
0f2bde078a
1 file changed
+3
-3
@@ -1248,7 +1248,7 @@ static void __hwdom_init intel_iommu_hwdom_init(struct domain *d)
|
||||
|
||||
if ( !iommu_passthrough && !need_iommu(d) )
|
||||
{
|
||||
/* Set up 1:1 page table for dom0 */
|
||||
/* Set up 1:1 page table for hardware domain. */
|
||||
vtd_set_hwdom_mapping(d);
|
||||
}
|
||||
|
||||
@@ -1696,7 +1696,7 @@ static int intel_iommu_map_page(
|
||||
if ( iommu_use_hap_pt(d) )
|
||||
return 0;
|
||||
|
||||
/* do nothing if dom0 and iommu supports pass thru */
|
||||
/* Do nothing if hardware domain and iommu supports pass thru. */
|
||||
if ( iommu_passthrough && is_hardware_domain(d) )
|
||||
return 0;
|
||||
|
||||
@@ -1740,7 +1740,7 @@ static int intel_iommu_map_page(
|
||||
|
||||
static int intel_iommu_unmap_page(struct domain *d, unsigned long gfn)
|
||||
{
|
||||
/* Do nothing if dom0 and iommu supports pass thru. */
|
||||
/* Do nothing if hardware domain and iommu supports pass thru. */
|
||||
if ( iommu_passthrough && is_hardware_domain(d) )
|
||||
return 0;
|
||||
|
||||
|
||||