diff options
Diffstat (limited to 'hw/i386/intel_iommu.c')
| -rw-r--r-- | hw/i386/intel_iommu.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c index f366c223d0..a5cf2d0e81 100644 --- a/hw/i386/intel_iommu.c +++ b/hw/i386/intel_iommu.c @@ -4697,10 +4697,11 @@ static void vtd_init(IntelIOMMUState *s) /* Should not reset address_spaces when reset because devices will still use * the address space they got at first (won't ask the bus again). */ -static void vtd_reset(DeviceState *dev) +static void vtd_reset_exit(Object *obj, ResetType type) { - IntelIOMMUState *s = INTEL_IOMMU_DEVICE(dev); + IntelIOMMUState *s = INTEL_IOMMU_DEVICE(obj); + trace_vtd_reset_exit(); vtd_init(s); vtd_address_space_refresh_all(s); } @@ -4864,8 +4865,13 @@ static void vtd_class_init(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); X86IOMMUClass *x86_class = X86_IOMMU_DEVICE_CLASS(klass); + ResettableClass *rc = RESETTABLE_CLASS(klass); - device_class_set_legacy_reset(dc, vtd_reset); + /* + * Use 'exit' reset phase to make sure all DMA requests + * have been quiesced during 'enter' or 'hold' phase + */ + rc->phases.exit = vtd_reset_exit; dc->vmsd = &vtd_vmstate; device_class_set_props(dc, vtd_properties); dc->hotpluggable = false; |