diff options
Diffstat (limited to 'hw/virtio')
| -rw-r--r-- | hw/virtio/trace-events | 4 | ||||
| -rw-r--r-- | hw/virtio/vhost-user-i2c.c | 11 | ||||
| -rw-r--r-- | hw/virtio/vhost-user.c | 61 | ||||
| -rw-r--r-- | hw/virtio/vhost-vdpa.c | 21 | ||||
| -rw-r--r-- | hw/virtio/vhost-vsock-common.c | 10 | ||||
| -rw-r--r-- | hw/virtio/vhost.c | 6 | ||||
| -rw-r--r-- | hw/virtio/virtio-bus.c | 12 | ||||
| -rw-r--r-- | hw/virtio/virtio-iommu.c | 99 |
8 files changed, 153 insertions, 71 deletions
diff --git a/hw/virtio/trace-events b/hw/virtio/trace-events index f7ad6be5fb..a5102eac9e 100644 --- a/hw/virtio/trace-events +++ b/hw/virtio/trace-events @@ -89,9 +89,11 @@ virtio_mmio_setting_irq(int level) "virtio_mmio setting IRQ %d" # virtio-iommu.c virtio_iommu_device_reset(void) "reset!" +virtio_iommu_system_reset(void) "system reset!" virtio_iommu_get_features(uint64_t features) "device supports features=0x%"PRIx64 virtio_iommu_device_status(uint8_t status) "driver status = %d" -virtio_iommu_get_config(uint64_t page_size_mask, uint64_t start, uint64_t end, uint32_t domain_start, uint32_t domain_end, uint32_t probe_size) "page_size_mask=0x%"PRIx64" input range start=0x%"PRIx64" input range end=0x%"PRIx64" domain range start=%d domain range end=%d probe_size=0x%x" +virtio_iommu_get_config(uint64_t page_size_mask, uint64_t start, uint64_t end, uint32_t domain_start, uint32_t domain_end, uint32_t probe_size, uint8_t bypass) "page_size_mask=0x%"PRIx64" input range start=0x%"PRIx64" input range end=0x%"PRIx64" domain range start=%d domain range end=%d probe_size=0x%x bypass=0x%x" +virtio_iommu_set_config(uint8_t bypass) "bypass=0x%x" virtio_iommu_attach(uint32_t domain_id, uint32_t ep_id) "domain=%d endpoint=%d" virtio_iommu_detach(uint32_t domain_id, uint32_t ep_id) "domain=%d endpoint=%d" virtio_iommu_map(uint32_t domain_id, uint64_t virt_start, uint64_t virt_end, uint64_t phys_start, uint32_t flags) "domain=%d virt_start=0x%"PRIx64" virt_end=0x%"PRIx64 " phys_start=0x%"PRIx64" flags=%d" diff --git a/hw/virtio/vhost-user-i2c.c b/hw/virtio/vhost-user-i2c.c index d172632bb0..42c7f6d9e5 100644 --- a/hw/virtio/vhost-user-i2c.c +++ b/hw/virtio/vhost-user-i2c.c @@ -19,6 +19,11 @@ #define VIRTIO_ID_I2C_ADAPTER 34 #endif +static const int feature_bits[] = { + VIRTIO_I2C_F_ZERO_LENGTH_REQUEST, + VHOST_INVALID_FEATURE_BIT +}; + static void vu_i2c_start(VirtIODevice *vdev) { BusState *qbus = BUS(qdev_get_parent_bus(DEVICE(vdev))); @@ -113,8 +118,10 @@ static void vu_i2c_set_status(VirtIODevice *vdev, uint8_t status) static uint64_t vu_i2c_get_features(VirtIODevice *vdev, uint64_t requested_features, Error **errp) { - /* No feature bits used yet */ - return requested_features; + VHostUserI2C *i2c = VHOST_USER_I2C(vdev); + + virtio_add_feature(&requested_features, VIRTIO_I2C_F_ZERO_LENGTH_REQUEST); + return vhost_get_features(&i2c->vhost_dev, feature_bits, requested_features); } static void vu_i2c_handle_output(VirtIODevice *vdev, VirtQueue *vq) diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c index 662853513e..6abbc9da32 100644 --- a/hw/virtio/vhost-user.c +++ b/hw/virtio/vhost-user.c @@ -25,6 +25,7 @@ #include "migration/migration.h" #include "migration/postcopy-ram.h" #include "trace.h" +#include "exec/ramblock.h" #include <sys/ioctl.h> #include <sys/socket.h> @@ -1162,37 +1163,32 @@ static int vhost_user_set_vring_num(struct vhost_dev *dev, return vhost_set_vring(dev, VHOST_USER_SET_VRING_NUM, ring); } -static void vhost_user_host_notifier_restore(struct vhost_dev *dev, - int queue_idx) +static void vhost_user_host_notifier_free(VhostUserHostNotifier *n) { - struct vhost_user *u = dev->opaque; - VhostUserHostNotifier *n = &u->user->notifier[queue_idx]; - VirtIODevice *vdev = dev->vdev; - - if (n->addr && !n->set) { - virtio_queue_set_host_notifier_mr(vdev, queue_idx, &n->mr, true); - n->set = true; - } + assert(n && n->unmap_addr); + munmap(n->unmap_addr, qemu_real_host_page_size); + n->unmap_addr = NULL; } -static void vhost_user_host_notifier_remove(struct vhost_dev *dev, - int queue_idx) +static void vhost_user_host_notifier_remove(VhostUserState *user, + VirtIODevice *vdev, int queue_idx) { - struct vhost_user *u = dev->opaque; - VhostUserHostNotifier *n = &u->user->notifier[queue_idx]; - VirtIODevice *vdev = dev->vdev; + VhostUserHostNotifier *n = &user->notifier[queue_idx]; - if (n->addr && n->set) { - virtio_queue_set_host_notifier_mr(vdev, queue_idx, &n->mr, false); - n->set = false; + if (n->addr) { + if (vdev) { + virtio_queue_set_host_notifier_mr(vdev, queue_idx, &n->mr, false); + } + assert(!n->unmap_addr); + n->unmap_addr = n->addr; + n->addr = NULL; + call_rcu(n, vhost_user_host_notifier_free, rcu); } } static int vhost_user_set_vring_base(struct vhost_dev *dev, struct vhost_vring_state *ring) { - vhost_user_host_notifier_restore(dev, ring->index); - return vhost_set_vring(dev, VHOST_USER_SET_VRING_BASE, ring); } @@ -1235,8 +1231,9 @@ static int vhost_user_get_vring_base(struct vhost_dev *dev, .payload.state = *ring, .hdr.size = sizeof(msg.payload.state), }; + struct vhost_user *u = dev->opaque; - vhost_user_host_notifier_remove(dev, ring->index); + vhost_user_host_notifier_remove(u->user, dev->vdev, ring->index); ret = vhost_user_write(dev, &msg, NULL, 0); if (ret < 0) { @@ -1522,12 +1519,7 @@ static int vhost_user_slave_handle_vring_host_notifier(struct vhost_dev *dev, n = &user->notifier[queue_idx]; - if (n->addr) { - virtio_queue_set_host_notifier_mr(vdev, queue_idx, &n->mr, false); - object_unparent(OBJECT(&n->mr)); - munmap(n->addr, page_size); - n->addr = NULL; - } + vhost_user_host_notifier_remove(user, vdev, queue_idx); if (area->u64 & VHOST_USER_VRING_NOFD_MASK) { return 0; @@ -1546,9 +1538,12 @@ static int vhost_user_slave_handle_vring_host_notifier(struct vhost_dev *dev, name = g_strdup_printf("vhost-user/host-notifier@%p mmaps[%d]", user, queue_idx); - if (!n->mr.ram) /* Don't init again after suspend. */ + if (!n->mr.ram) { /* Don't init again after suspend. */ memory_region_init_ram_device_ptr(&n->mr, OBJECT(vdev), name, page_size, addr); + } else { + n->mr.ram_block->host = addr; + } g_free(name); if (virtio_queue_set_host_notifier_mr(vdev, queue_idx, &n->mr, true)) { @@ -1558,7 +1553,6 @@ static int vhost_user_slave_handle_vring_host_notifier(struct vhost_dev *dev, } n->addr = addr; - n->set = true; return 0; } @@ -2522,17 +2516,16 @@ bool vhost_user_init(VhostUserState *user, CharBackend *chr, Error **errp) void vhost_user_cleanup(VhostUserState *user) { int i; + VhostUserHostNotifier *n; if (!user->chr) { return; } memory_region_transaction_begin(); for (i = 0; i < VIRTIO_QUEUE_MAX; i++) { - if (user->notifier[i].addr) { - object_unparent(OBJECT(&user->notifier[i].mr)); - munmap(user->notifier[i].addr, qemu_real_host_page_size); - user->notifier[i].addr = NULL; - } + n = &user->notifier[i]; + vhost_user_host_notifier_remove(user, NULL, i); + object_unparent(OBJECT(&n->mr)); } memory_region_transaction_commit(); user->chr = NULL; diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c index 04ea43704f..6c67d5f034 100644 --- a/hw/virtio/vhost-vdpa.c +++ b/hw/virtio/vhost-vdpa.c @@ -395,15 +395,6 @@ static void vhost_vdpa_host_notifier_uninit(struct vhost_dev *dev, } } -static void vhost_vdpa_host_notifiers_uninit(struct vhost_dev *dev, int n) -{ - int i; - - for (i = 0; i < n; i++) { - vhost_vdpa_host_notifier_uninit(dev, i); - } -} - static int vhost_vdpa_host_notifier_init(struct vhost_dev *dev, int queue_index) { size_t page_size = qemu_real_host_page_size; @@ -431,6 +422,7 @@ static int vhost_vdpa_host_notifier_init(struct vhost_dev *dev, int queue_index) g_free(name); if (virtio_queue_set_host_notifier_mr(vdev, queue_index, &n->mr, true)) { + object_unparent(OBJECT(&n->mr)); munmap(addr, page_size); goto err; } @@ -442,6 +434,15 @@ err: return -1; } +static void vhost_vdpa_host_notifiers_uninit(struct vhost_dev *dev, int n) +{ + int i; + + for (i = dev->vq_index; i < dev->vq_index + n; i++) { + vhost_vdpa_host_notifier_uninit(dev, i); + } +} + static void vhost_vdpa_host_notifiers_init(struct vhost_dev *dev) { int i; @@ -455,7 +456,7 @@ static void vhost_vdpa_host_notifiers_init(struct vhost_dev *dev) return; err: - vhost_vdpa_host_notifiers_uninit(dev, i); + vhost_vdpa_host_notifiers_uninit(dev, i - dev->vq_index); return; } diff --git a/hw/virtio/vhost-vsock-common.c b/hw/virtio/vhost-vsock-common.c index 3f3771274e..ed706681ac 100644 --- a/hw/virtio/vhost-vsock-common.c +++ b/hw/virtio/vhost-vsock-common.c @@ -153,19 +153,23 @@ static void vhost_vsock_common_send_transport_reset(VHostVSockCommon *vvc) if (elem->out_num) { error_report("invalid vhost-vsock event virtqueue element with " "out buffers"); - goto out; + goto err; } if (iov_from_buf(elem->in_sg, elem->in_num, 0, &event, sizeof(event)) != sizeof(event)) { error_report("vhost-vsock event virtqueue element is too short"); - goto out; + goto err; } virtqueue_push(vq, elem, sizeof(event)); virtio_notify(VIRTIO_DEVICE(vvc), vq); -out: + g_free(elem); + return; + +err: + virtqueue_detach_element(vq, elem, 0); g_free(elem); } diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c index 7b03efccec..b643f42ea4 100644 --- a/hw/virtio/vhost.c +++ b/hw/virtio/vhost.c @@ -1287,7 +1287,7 @@ static int vhost_virtqueue_init(struct vhost_dev *dev, return r; } - file.fd = event_notifier_get_fd(&vq->masked_notifier); + file.fd = event_notifier_get_wfd(&vq->masked_notifier); r = dev->vhost_ops->vhost_set_vring_call(dev, &file); if (r) { VHOST_OPS_DEBUG(r, "vhost_set_vring_call failed"); @@ -1542,9 +1542,9 @@ void vhost_virtqueue_mask(struct vhost_dev *hdev, VirtIODevice *vdev, int n, if (mask) { assert(vdev->use_guest_notifier_mask); - file.fd = event_notifier_get_fd(&hdev->vqs[index].masked_notifier); + file.fd = event_notifier_get_wfd(&hdev->vqs[index].masked_notifier); } else { - file.fd = event_notifier_get_fd(virtio_queue_get_guest_notifier(vvq)); + file.fd = event_notifier_get_wfd(virtio_queue_get_guest_notifier(vvq)); } file.index = hdev->vhost_ops->vhost_get_vq_index(hdev, n); diff --git a/hw/virtio/virtio-bus.c b/hw/virtio/virtio-bus.c index d23db98c56..0f69d1c742 100644 --- a/hw/virtio/virtio-bus.c +++ b/hw/virtio/virtio-bus.c @@ -48,6 +48,7 @@ void virtio_bus_device_plugged(VirtIODevice *vdev, Error **errp) VirtioBusClass *klass = VIRTIO_BUS_GET_CLASS(bus); VirtioDeviceClass *vdc = VIRTIO_DEVICE_GET_CLASS(vdev); bool has_iommu = virtio_host_has_feature(vdev, VIRTIO_F_IOMMU_PLATFORM); + bool vdev_has_iommu; Error *local_err = NULL; DPRINTF("%s: plug device.\n", qbus->name); @@ -69,11 +70,6 @@ void virtio_bus_device_plugged(VirtIODevice *vdev, Error **errp) return; } - if (has_iommu && !virtio_host_has_feature(vdev, VIRTIO_F_IOMMU_PLATFORM)) { - error_setg(errp, "iommu_platform=true is not supported by the device"); - return; - } - if (klass->device_plugged != NULL) { klass->device_plugged(qbus->parent, &local_err); } @@ -82,9 +78,15 @@ void virtio_bus_device_plugged(VirtIODevice *vdev, Error **errp) return; } + vdev_has_iommu = virtio_host_has_feature(vdev, VIRTIO_F_IOMMU_PLATFORM); if (klass->get_dma_as != NULL && has_iommu) { virtio_add_feature(&vdev->host_features, VIRTIO_F_IOMMU_PLATFORM); vdev->dma_as = klass->get_dma_as(qbus->parent); + if (!vdev_has_iommu && vdev->dma_as != &address_space_memory) { + error_setg(errp, + "iommu_platform=true is not supported by the device"); + return; + } } else { vdev->dma_as = &address_space_memory; } diff --git a/hw/virtio/virtio-iommu.c b/hw/virtio/virtio-iommu.c index aa9c16a17b..239fe97b12 100644 --- a/hw/virtio/virtio-iommu.c +++ b/hw/virtio/virtio-iommu.c @@ -24,6 +24,7 @@ #include "hw/qdev-properties.h" #include "hw/virtio/virtio.h" #include "sysemu/kvm.h" +#include "sysemu/reset.h" #include "qapi/error.h" #include "qemu/error-report.h" #include "trace.h" @@ -42,6 +43,7 @@ typedef struct VirtIOIOMMUDomain { uint32_t id; + bool bypass; GTree *mappings; QLIST_HEAD(, VirtIOIOMMUEndpoint) endpoint_list; } VirtIOIOMMUDomain; @@ -257,12 +259,16 @@ static void virtio_iommu_put_endpoint(gpointer data) } static VirtIOIOMMUDomain *virtio_iommu_get_domain(VirtIOIOMMU *s, - uint32_t domain_id) + uint32_t domain_id, + bool bypass) { VirtIOIOMMUDomain *domain; domain = g_tree_lookup(s->domains, GUINT_TO_POINTER(domain_id)); if (domain) { + if (domain->bypass != bypass) { + return NULL; + } return domain; } domain = g_malloc0(sizeof(*domain)); @@ -270,6 +276,7 @@ static VirtIOIOMMUDomain *virtio_iommu_get_domain(VirtIOIOMMU *s, domain->mappings = g_tree_new_full((GCompareDataFunc)interval_cmp, NULL, (GDestroyNotify)g_free, (GDestroyNotify)g_free); + domain->bypass = bypass; g_tree_insert(s->domains, GUINT_TO_POINTER(domain_id), domain); QLIST_INIT(&domain->endpoint_list); trace_virtio_iommu_get_domain(domain_id); @@ -333,11 +340,16 @@ static int virtio_iommu_attach(VirtIOIOMMU *s, { uint32_t domain_id = le32_to_cpu(req->domain); uint32_t ep_id = le32_to_cpu(req->endpoint); + uint32_t flags = le32_to_cpu(req->flags); VirtIOIOMMUDomain *domain; VirtIOIOMMUEndpoint *ep; trace_virtio_iommu_attach(domain_id, ep_id); + if (flags & ~VIRTIO_IOMMU_ATTACH_F_BYPASS) { + return VIRTIO_IOMMU_S_INVAL; + } + ep = virtio_iommu_get_endpoint(s, ep_id); if (!ep) { return VIRTIO_IOMMU_S_NOENT; @@ -355,7 +367,12 @@ static int virtio_iommu_attach(VirtIOIOMMU *s, } } - domain = virtio_iommu_get_domain(s, domain_id); + domain = virtio_iommu_get_domain(s, domain_id, + flags & VIRTIO_IOMMU_ATTACH_F_BYPASS); + if (!domain) { + /* Incompatible bypass flag */ + return VIRTIO_IOMMU_S_INVAL; + } QLIST_INSERT_HEAD(&domain->endpoint_list, ep, next); ep->domain = domain; @@ -418,6 +435,10 @@ static int virtio_iommu_map(VirtIOIOMMU *s, return VIRTIO_IOMMU_S_NOENT; } + if (domain->bypass) { + return VIRTIO_IOMMU_S_INVAL; + } + interval = g_malloc0(sizeof(*interval)); interval->low = virt_start; @@ -463,6 +484,11 @@ static int virtio_iommu_unmap(VirtIOIOMMU *s, if (!domain) { return VIRTIO_IOMMU_S_NOENT; } + + if (domain->bypass) { + return VIRTIO_IOMMU_S_INVAL; + } + interval.low = virt_start; interval.high = virt_end; @@ -728,8 +754,7 @@ static IOMMUTLBEntry virtio_iommu_translate(IOMMUMemoryRegion *mr, hwaddr addr, .perm = IOMMU_NONE, }; - bypass_allowed = virtio_vdev_has_feature(&s->parent_obj, - VIRTIO_IOMMU_F_BYPASS); + bypass_allowed = s->config.bypass; sid = virtio_iommu_get_bdf(sdev); @@ -780,6 +805,9 @@ static IOMMUTLBEntry virtio_iommu_translate(IOMMUMemoryRegion *mr, hwaddr addr, entry.perm = flag; } goto unlock; + } else if (ep->domain->bypass) { + entry.perm = flag; + goto unlock; } found = g_tree_lookup_extended(ep->domain->mappings, (gpointer)(&interval), @@ -831,13 +859,37 @@ static void virtio_iommu_get_config(VirtIODevice *vdev, uint8_t *config_data) out_config->domain_range.start = cpu_to_le32(dev_config->domain_range.start); out_config->domain_range.end = cpu_to_le32(dev_config->domain_range.end); out_config->probe_size = cpu_to_le32(dev_config->probe_size); + out_config->bypass = dev_config->bypass; trace_virtio_iommu_get_config(dev_config->page_size_mask, dev_config->input_range.start, dev_config->input_range.end, dev_config->domain_range.start, dev_config->domain_range.end, - dev_config->probe_size); + dev_config->probe_size, + dev_config->bypass); +} + +static void virtio_iommu_set_config(VirtIODevice *vdev, + const uint8_t *config_data) +{ + VirtIOIOMMU *dev = VIRTIO_IOMMU(vdev); + struct virtio_iommu_config *dev_config = &dev->config; + const struct virtio_iommu_config *in_config = (void *)config_data; + + if (in_config->bypass != dev_config->bypass) { + if (!virtio_vdev_has_feature(vdev, VIRTIO_IOMMU_F_BYPASS_CONFIG)) { + virtio_error(vdev, "cannot set config.bypass"); + return; + } else if (in_config->bypass != 0 && in_config->bypass != 1) { + virtio_error(vdev, "invalid config.bypass value '%u'", + in_config->bypass); + return; + } + dev_config->bypass = in_config->bypass; + } + + trace_virtio_iommu_set_config(in_config->bypass); } static uint64_t virtio_iommu_get_features(VirtIODevice *vdev, uint64_t f, @@ -963,6 +1015,19 @@ static int virtio_iommu_set_page_size_mask(IOMMUMemoryRegion *mr, return 0; } +static void virtio_iommu_system_reset(void *opaque) +{ + VirtIOIOMMU *s = opaque; + + trace_virtio_iommu_system_reset(); + + /* + * config.bypass is sticky across device reset, but should be restored on + * system reset + */ + s->config.bypass = s->boot_bypass; +} + static void virtio_iommu_device_realize(DeviceState *dev, Error **errp) { VirtIODevice *vdev = VIRTIO_DEVICE(dev); @@ -988,9 +1053,9 @@ static void virtio_iommu_device_realize(DeviceState *dev, Error **errp) virtio_add_feature(&s->features, VIRTIO_IOMMU_F_INPUT_RANGE); virtio_add_feature(&s->features, VIRTIO_IOMMU_F_DOMAIN_RANGE); virtio_add_feature(&s->features, VIRTIO_IOMMU_F_MAP_UNMAP); - virtio_add_feature(&s->features, VIRTIO_IOMMU_F_BYPASS); virtio_add_feature(&s->features, VIRTIO_IOMMU_F_MMIO); virtio_add_feature(&s->features, VIRTIO_IOMMU_F_PROBE); + virtio_add_feature(&s->features, VIRTIO_IOMMU_F_BYPASS_CONFIG); qemu_mutex_init(&s->mutex); @@ -1001,6 +1066,8 @@ static void virtio_iommu_device_realize(DeviceState *dev, Error **errp) } else { error_setg(errp, "VIRTIO-IOMMU is not attached to any PCI bus!"); } + + qemu_register_reset(virtio_iommu_system_reset, s); } static void virtio_iommu_device_unrealize(DeviceState *dev) @@ -1008,6 +1075,8 @@ static void virtio_iommu_device_unrealize(DeviceState *dev) VirtIODevice *vdev = VIRTIO_DEVICE(dev); VirtIOIOMMU *s = VIRTIO_IOMMU(dev); + qemu_unregister_reset(virtio_iommu_system_reset, s); + g_hash_table_destroy(s->as_by_busptr); if (s->domains) { g_tree_destroy(s->domains); @@ -1098,8 +1167,8 @@ static const VMStateDescription vmstate_endpoint = { static const VMStateDescription vmstate_domain = { .name = "domain", - .version_id = 1, - .minimum_version_id = 1, + .version_id = 2, + .minimum_version_id = 2, .pre_load = domain_preload, .fields = (VMStateField[]) { VMSTATE_UINT32(id, VirtIOIOMMUDomain), @@ -1108,6 +1177,7 @@ static const VMStateDescription vmstate_domain = { VirtIOIOMMUInterval, VirtIOIOMMUMapping), VMSTATE_QLIST_V(endpoint_list, VirtIOIOMMUDomain, 1, vmstate_endpoint, VirtIOIOMMUEndpoint, next), + VMSTATE_BOOL_V(bypass, VirtIOIOMMUDomain, 2), VMSTATE_END_OF_LIST() } }; @@ -1141,21 +1211,22 @@ static int iommu_post_load(void *opaque, int version_id) static const VMStateDescription vmstate_virtio_iommu_device = { .name = "virtio-iommu-device", - .minimum_version_id = 1, - .version_id = 1, + .minimum_version_id = 2, + .version_id = 2, .post_load = iommu_post_load, .fields = (VMStateField[]) { - VMSTATE_GTREE_DIRECT_KEY_V(domains, VirtIOIOMMU, 1, + VMSTATE_GTREE_DIRECT_KEY_V(domains, VirtIOIOMMU, 2, &vmstate_domain, VirtIOIOMMUDomain), + VMSTATE_UINT8_V(config.bypass, VirtIOIOMMU, 2), VMSTATE_END_OF_LIST() }, }; static const VMStateDescription vmstate_virtio_iommu = { .name = "virtio-iommu", - .minimum_version_id = 1, + .minimum_version_id = 2, .priority = MIG_PRI_IOMMU, - .version_id = 1, + .version_id = 2, .fields = (VMStateField[]) { VMSTATE_VIRTIO_DEVICE, VMSTATE_END_OF_LIST() @@ -1164,6 +1235,7 @@ static const VMStateDescription vmstate_virtio_iommu = { static Property virtio_iommu_properties[] = { DEFINE_PROP_LINK("primary-bus", VirtIOIOMMU, primary_bus, "PCI", PCIBus *), + DEFINE_PROP_BOOL("boot-bypass", VirtIOIOMMU, boot_bypass, true), DEFINE_PROP_END_OF_LIST(), }; @@ -1180,6 +1252,7 @@ static void virtio_iommu_class_init(ObjectClass *klass, void *data) vdc->unrealize = virtio_iommu_device_unrealize; vdc->reset = virtio_iommu_device_reset; vdc->get_config = virtio_iommu_get_config; + vdc->set_config = virtio_iommu_set_config; vdc->get_features = virtio_iommu_get_features; vdc->set_status = virtio_iommu_set_status; vdc->vmsd = &vmstate_virtio_iommu_device; |