diff options
| -rw-r--r-- | hw/i386/intel_iommu.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c index a6b35b07d2..faade7def8 100644 --- a/hw/i386/intel_iommu.c +++ b/hw/i386/intel_iommu.c @@ -1530,13 +1530,17 @@ static int vtd_sync_shadow_page_table_range(VTDAddressSpace *vtd_as, return vtd_page_walk(s, ce, addr, addr + size, &info, vtd_as->pasid); } -static int vtd_sync_shadow_page_table(VTDAddressSpace *vtd_as) +static int vtd_address_space_sync(VTDAddressSpace *vtd_as) { int ret; VTDContextEntry ce; IOMMUNotifier *n; - if (!(vtd_as->iommu.iommu_notify_flags & IOMMU_NOTIFIER_IOTLB_EVENTS)) { + /* If no MAP notifier registered, we simply invalidate all the cache */ + if (!vtd_as_has_map_notifier(vtd_as)) { + IOMMU_NOTIFIER_FOREACH(n, &vtd_as->iommu) { + memory_region_unmap_iommu_notifier_range(n); + } return 0; } @@ -2000,7 +2004,7 @@ static void vtd_iommu_replay_all(IntelIOMMUState *s) VTDAddressSpace *vtd_as; QLIST_FOREACH(vtd_as, &s->vtd_as_with_notifiers, next) { - vtd_sync_shadow_page_table(vtd_as); + vtd_address_space_sync(vtd_as); } } @@ -2082,7 +2086,7 @@ static void vtd_context_device_invalidate(IntelIOMMUState *s, * framework will skip MAP notifications if that * happened. */ - vtd_sync_shadow_page_table(vtd_as); + vtd_address_space_sync(vtd_as); } } } @@ -2140,7 +2144,7 @@ static void vtd_iotlb_domain_invalidate(IntelIOMMUState *s, uint16_t domain_id) if (!vtd_dev_to_context_entry(s, pci_bus_num(vtd_as->bus), vtd_as->devfn, &ce) && domain_id == vtd_get_domain_id(s, &ce, vtd_as->pasid)) { - vtd_sync_shadow_page_table(vtd_as); + vtd_address_space_sync(vtd_as); } } } |