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Merge remote-tracking branch 'remotes/dgilbert/tags/pull-migration-20170124b' into staging

Browse Source 
Migration

1 My maintainer change
2 Jianjun's qtailq
3 Ashijeet's only-migratable
4 Zhanghailiang's re-active images
5 Pankaj's change name of migration thread
6 My PCI migration merge
7 Juan's debug to tracing
8 My tracing on save

# gpg: Signature made Tue 24 Jan 2017 18:39:35 GMT
# gpg:                using RSA key 0x0516331EBC5BFDE7
# gpg: Good signature from "Dr. David Alan Gilbert (RH2) <dgilbert@redhat.com>"
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 45F5 C71B 4A0C B7FB 977A  9FA9 0516 331E BC5B FDE7

* remotes/dgilbert/tags/pull-migration-20170124b:
  migration/tracing: Add tracing on save
  migration: transform remaining DPRINTF into trace_
  PCI/migration merge vmstate_pci_device and vmstate_pcie_device
  migration: Change name of live migration thread
  migration: re-active images while migration been canceled after inactive them
  migration: Fail migration blocker for --only-migratable
  migration: disallow migrate_add_blocker during migration
  migration: Allow "device add" options to only add migratable devices
  migration: Add a new option to enable only-migratable
  block/vvfat: Remove the undesirable comment
  migration: add error_report
  tests/migration: Add test for QTAILQ migration
  migration: migrate QTAILQ
  migration: extend VMStateInfo
  MAINTAINERS: Add myself as a migration submaintainer

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell
2017-01-24 19:25:19 +00:00
parent a9e404600a 46a02a7451
commit d264871209
56 changed files with 909 additions and 248 deletions
Download Patch File Download Diff File Expand all files Collapse all files
MAINTAINERS
+1
View File
@@ -1420,6 +1420,7 @@ F: scripts/checkpatch.pl
Migration
M: Juan Quintela <quintela@redhat.com>
M: Amit Shah <amit.shah@redhat.com>
M: Dr. David Alan Gilbert <dgilbert@redhat.com>
S: Maintained
F: include/migration/
F: migration/
block/qcow.c
+7 -1
View File
@@ -104,6 +104,7 @@ static int qcow_open(BlockDriverState *bs, QDict *options, int flags,
unsigned int len, i, shift;
int ret;
QCowHeader header;
Error *local_err = NULL;
ret = bdrv_pread(bs->file, 0, &header, sizeof(header));
if (ret < 0) {
@@ -252,7 +253,12 @@ static int qcow_open(BlockDriverState *bs, QDict *options, int flags,
error_setg(&s->migration_blocker, "The qcow format used by node '%s' "
"does not support live migration",
bdrv_get_device_or_node_name(bs));
migrate_add_blocker(s->migration_blocker);
ret = migrate_add_blocker(s->migration_blocker, &local_err);
if (local_err) {
error_propagate(errp, local_err);
error_free(s->migration_blocker);
goto fail;
}
qemu_co_mutex_init(&s->lock);
return 0;
block/vdi.c
+7 -1
View File
@@ -361,6 +361,7 @@ static int vdi_open(BlockDriverState *bs, QDict *options, int flags,
VdiHeader header;
size_t bmap_size;
int ret;
Error *local_err = NULL;
logout("\n");
@@ -471,7 +472,12 @@ static int vdi_open(BlockDriverState *bs, QDict *options, int flags,
error_setg(&s->migration_blocker, "The vdi format used by node '%s' "
"does not support live migration",
bdrv_get_device_or_node_name(bs));
migrate_add_blocker(s->migration_blocker);
ret = migrate_add_blocker(s->migration_blocker, &local_err);
if (local_err) {
error_propagate(errp, local_err);
error_free(s->migration_blocker);
goto fail_free_bmap;
}
qemu_co_mutex_init(&s->write_lock);
block/vhdx.c
+11 -6
View File
@@ -991,6 +991,17 @@ static int vhdx_open(BlockDriverState *bs, QDict *options, int flags,
}
}
/* Disable migration when VHDX images are used */
error_setg(&s->migration_blocker, "The vhdx format used by node '%s' "
"does not support live migration",
bdrv_get_device_or_node_name(bs));
ret = migrate_add_blocker(s->migration_blocker, &local_err);
if (local_err) {
error_propagate(errp, local_err);
error_free(s->migration_blocker);
goto fail;
}
if (flags & BDRV_O_RDWR) {
ret = vhdx_update_headers(bs, s, false, NULL);
if (ret < 0) {
@@ -1000,12 +1011,6 @@ static int vhdx_open(BlockDriverState *bs, QDict *options, int flags,
/* TODO: differencing files */
/* Disable migration when VHDX images are used */
error_setg(&s->migration_blocker, "The vhdx format used by node '%s' "
"does not support live migration",
bdrv_get_device_or_node_name(bs));
migrate_add_blocker(s->migration_blocker);
return 0;
fail:
vhdx_close(bs);
block/vmdk.c
+8 -1
View File
@@ -941,6 +941,7 @@ static int vmdk_open(BlockDriverState *bs, QDict *options, int flags,
int ret;
BDRVVmdkState *s = bs->opaque;
uint32_t magic;
Error *local_err = NULL;
buf = vmdk_read_desc(bs->file, 0, errp);
if (!buf) {
@@ -976,7 +977,13 @@ static int vmdk_open(BlockDriverState *bs, QDict *options, int flags,
error_setg(&s->migration_blocker, "The vmdk format used by node '%s' "
"does not support live migration",
bdrv_get_device_or_node_name(bs));
migrate_add_blocker(s->migration_blocker);
ret = migrate_add_blocker(s->migration_blocker, &local_err);
if (local_err) {
error_propagate(errp, local_err);
error_free(s->migration_blocker);
goto fail;
}
g_free(buf);
return 0;
block/vpc.c
+8 -3
View File
@@ -422,13 +422,18 @@ static int vpc_open(BlockDriverState *bs, QDict *options, int flags,
#endif
}
qemu_co_mutex_init(&s->lock);
/* Disable migration when VHD images are used */
error_setg(&s->migration_blocker, "The vpc format used by node '%s' "
"does not support live migration",
bdrv_get_device_or_node_name(bs));
migrate_add_blocker(s->migration_blocker);
ret = migrate_add_blocker(s->migration_blocker, &local_err);
if (local_err) {
error_propagate(errp, local_err);
error_free(s->migration_blocker);
goto fail;
}
qemu_co_mutex_init(&s->lock);
return 0;
block/vvfat.c
+12 -8
View File
@@ -1185,22 +1185,26 @@ static int vvfat_open(BlockDriverState *bs, QDict *options, int flags,
s->sector_count = s->faked_sectors + s->sectors_per_cluster*s->cluster_count;
if (s->first_sectors_number == 0x40) {
init_mbr(s, cyls, heads, secs);
}
// assert(is_consistent(s));
qemu_co_mutex_init(&s->lock);
/* Disable migration when vvfat is used rw */
if (s->qcow) {
error_setg(&s->migration_blocker,
"The vvfat (rw) format used by node '%s' "
"does not support live migration",
bdrv_get_device_or_node_name(bs));
migrate_add_blocker(s->migration_blocker);
ret = migrate_add_blocker(s->migration_blocker, &local_err);
if (local_err) {
error_propagate(errp, local_err);
error_free(s->migration_blocker);
goto fail;
}
}
if (s->first_sectors_number == 0x40) {
init_mbr(s, cyls, heads, secs);
}
qemu_co_mutex_init(&s->lock);
ret = 0;
fail:
qemu_opts_del(opts);
hw/9pfs/9p.c
+22 -11
View File
@@ -979,6 +979,7 @@ static void coroutine_fn v9fs_attach(void *opaque)
size_t offset = 7;
V9fsQID qid;
ssize_t err;
Error *local_err = NULL;
v9fs_string_init(&uname);
v9fs_string_init(&aname);
@@ -1007,26 +1008,36 @@ static void coroutine_fn v9fs_attach(void *opaque)
clunk_fid(s, fid);
goto out;
}
/*
* disable migration if we haven't done already.
* attach could get called multiple times for the same export.
*/
if (!s->migration_blocker) {
error_setg(&s->migration_blocker,
"Migration is disabled when VirtFS export path '%s' is mounted in the guest using mount_tag '%s'",
s->ctx.fs_root ? s->ctx.fs_root : "NULL", s->tag);
err = migrate_add_blocker(s->migration_blocker, &local_err);
if (local_err) {
error_free(local_err);
error_free(s->migration_blocker);
s->migration_blocker = NULL;
clunk_fid(s, fid);
goto out;
}
s->root_fid = fid;
}
err = pdu_marshal(pdu, offset, "Q", &qid);
if (err < 0) {
clunk_fid(s, fid);
goto out;
}
err += offset;
memcpy(&s->root_qid, &qid, sizeof(qid));
trace_v9fs_attach_return(pdu->tag, pdu->id,
qid.type, qid.version, qid.path);
/*
* disable migration if we haven't done already.
* attach could get called multiple times for the same export.
*/
if (!s->migration_blocker) {
s->root_fid = fid;
error_setg(&s->migration_blocker,
"Migration is disabled when VirtFS export path '%s' is mounted in the guest using mount_tag '%s'",
s->ctx.fs_root ? s->ctx.fs_root : "NULL", s->tag);
migrate_add_blocker(s->migration_blocker);
}
out:
put_fid(pdu, fidp);
out_nofid:
hw/display/virtio-gpu.c
+25 -15
View File
@@ -1003,7 +1003,8 @@ static const VMStateDescription vmstate_virtio_gpu_scanouts = {
},
};
static void virtio_gpu_save(QEMUFile *f, void *opaque, size_t size)
static int virtio_gpu_save(QEMUFile *f, void *opaque, size_t size,
VMStateField *field, QJSON *vmdesc)
{
VirtIOGPU *g = opaque;
struct virtio_gpu_simple_resource *res;
@@ -1028,9 +1029,12 @@ static void virtio_gpu_save(QEMUFile *f, void *opaque, size_t size)
qemu_put_be32(f, 0); /* end of list */
vmstate_save_state(f, &vmstate_virtio_gpu_scanouts, g, NULL);
return 0;
}
static int virtio_gpu_load(QEMUFile *f, void *opaque, size_t size)
static int virtio_gpu_load(QEMUFile *f, void *opaque, size_t size,
VMStateField *field)
{
VirtIOGPU *g = opaque;
struct virtio_gpu_simple_resource *res;
@@ -1132,6 +1136,7 @@ static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp)
VirtIODevice *vdev = VIRTIO_DEVICE(qdev);
VirtIOGPU *g = VIRTIO_GPU(qdev);
bool have_virgl;
Error *local_err = NULL;
int i;
if (g->conf.max_outputs > VIRTIO_GPU_MAX_SCANOUTS) {
@@ -1139,14 +1144,6 @@ static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp)
return;
}
g->config_size = sizeof(struct virtio_gpu_config);
g->virtio_config.num_scanouts = g->conf.max_outputs;
virtio_init(VIRTIO_DEVICE(g), "virtio-gpu", VIRTIO_ID_GPU,
g->config_size);
g->req_state[0].width = 1024;
g->req_state[0].height = 768;
g->use_virgl_renderer = false;
#if !defined(CONFIG_VIRGL) || defined(HOST_WORDS_BIGENDIAN)
have_virgl = false;
@@ -1157,6 +1154,24 @@ static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp)
g->conf.flags &= ~(1 << VIRTIO_GPU_FLAG_VIRGL_ENABLED);
}
if (virtio_gpu_virgl_enabled(g->conf)) {
error_setg(&g->migration_blocker, "virgl is not yet migratable");
migrate_add_blocker(g->migration_blocker, &local_err);
if (local_err) {
error_propagate(errp, local_err);
error_free(g->migration_blocker);
return;
}
}
g->config_size = sizeof(struct virtio_gpu_config);
g->virtio_config.num_scanouts = g->conf.max_outputs;
virtio_init(VIRTIO_DEVICE(g), "virtio-gpu", VIRTIO_ID_GPU,
g->config_size);
g->req_state[0].width = 1024;
g->req_state[0].height = 768;
if (virtio_gpu_virgl_enabled(g->conf)) {
/* use larger control queue in 3d mode */
g->ctrl_vq = virtio_add_queue(vdev, 256, virtio_gpu_handle_ctrl_cb);
@@ -1183,11 +1198,6 @@ static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp)
dpy_gfx_replace_surface(g->scanout[i].con, NULL);
}
}
if (virtio_gpu_virgl_enabled(g->conf)) {
error_setg(&g->migration_blocker, "virgl is not yet migratable");
migrate_add_blocker(g->migration_blocker);
}
}
static void virtio_gpu_device_unrealize(DeviceState *qdev, Error **errp)
hw/intc/arm_gic_kvm.c
+11 -6
View File
@@ -510,6 +510,17 @@ static void kvm_arm_gic_realize(DeviceState *dev, Error **errp)
return;
}
if (!kvm_arm_gic_can_save_restore(s)) {
error_setg(&s->migration_blocker, "This operating system kernel does "
"not support vGICv2 migration");
migrate_add_blocker(s->migration_blocker, &local_err);
if (local_err) {
error_propagate(errp, local_err);
error_free(s->migration_blocker);
return;
}
}
gic_init_irqs_and_mmio(s, kvm_arm_gicv2_set_irq, NULL);
for (i = 0; i < s->num_irq - GIC_INTERNAL; i++) {
@@ -558,12 +569,6 @@ static void kvm_arm_gic_realize(DeviceState *dev, Error **errp)
KVM_VGIC_V2_ADDR_TYPE_CPU,
s->dev_fd);
if (!kvm_arm_gic_can_save_restore(s)) {
error_setg(&s->migration_blocker, "This operating system kernel does "
"not support vGICv2 migration");
migrate_add_blocker(s->migration_blocker);
}
if (kvm_has_gsi_routing()) {
/* set up irq routing */
kvm_init_irq_routing(kvm_state);
hw/intc/arm_gicv3_its_kvm.c
+13 -7
View File
@@ -56,6 +56,19 @@ static int kvm_its_send_msi(GICv3ITSState *s, uint32_t value, uint16_t devid)
static void kvm_arm_its_realize(DeviceState *dev, Error **errp)
{
GICv3ITSState *s = ARM_GICV3_ITS_COMMON(dev);
Error *local_err = NULL;
/*
* Block migration of a KVM GICv3 ITS device: the API for saving and
* restoring the state in the kernel is not yet available
*/
error_setg(&s->migration_blocker, "vITS migration is not implemented");
migrate_add_blocker(s->migration_blocker, &local_err);
if (local_err) {
error_propagate(errp, local_err);
error_free(s->migration_blocker);
return;
}
s->dev_fd = kvm_create_device(kvm_state, KVM_DEV_TYPE_ARM_VGIC_ITS, false);
if (s->dev_fd < 0) {
@@ -73,13 +86,6 @@ static void kvm_arm_its_realize(DeviceState *dev, Error **errp)
gicv3_its_init_mmio(s, NULL);
/*
* Block migration of a KVM GICv3 ITS device: the API for saving and
* restoring the state in the kernel is not yet available
*/
error_setg(&s->migration_blocker, "vITS migration is not implemented");
migrate_add_blocker(s->migration_blocker);
kvm_msi_use_devid = true;
kvm_gsi_direct_mapping = false;
kvm_msi_via_irqfd_allowed = kvm_irqfds_enabled();
hw/intc/arm_gicv3_kvm.c
+12 -7
View File
@@ -103,6 +103,18 @@ static void kvm_arm_gicv3_realize(DeviceState *dev, Error **errp)
gicv3_init_irqs_and_mmio(s, kvm_arm_gicv3_set_irq, NULL);
/* Block migration of a KVM GICv3 device: the API for saving and restoring
* the state in the kernel is not yet finalised in the kernel or
* implemented in QEMU.
*/
error_setg(&s->migration_blocker, "vGICv3 migration is not implemented");
migrate_add_blocker(s->migration_blocker, &local_err);
if (local_err) {
error_propagate(errp, local_err);
error_free(s->migration_blocker);
return;
}
/* Try to create the device via the device control API */
s->dev_fd = kvm_create_device(kvm_state, KVM_DEV_TYPE_ARM_VGIC_V3, false);
if (s->dev_fd < 0) {
@@ -122,13 +134,6 @@ static void kvm_arm_gicv3_realize(DeviceState *dev, Error **errp)
kvm_arm_register_device(&s->iomem_redist, -1, KVM_DEV_ARM_VGIC_GRP_ADDR,
KVM_VGIC_V3_ADDR_TYPE_REDIST, s->dev_fd);
/* Block migration of a KVM GICv3 device: the API for saving and restoring
* the state in the kernel is not yet finalised in the kernel or
* implemented in QEMU.
*/
error_setg(&s->migration_blocker, "vGICv3 migration is not implemented");
migrate_add_blocker(s->migration_blocker);
if (kvm_has_gsi_routing()) {
/* set up irq routing */
kvm_init_irq_routing(kvm_state);
hw/intc/s390_flic_kvm.c
+6 -2
View File
@@ -286,7 +286,8 @@ static void kvm_s390_release_adapter_routes(S390FLICState *fs,
* increase until buffer is sufficient or maxium size is
* reached
*/
static void kvm_flic_save(QEMUFile *f, void *opaque, size_t size)
static int kvm_flic_save(QEMUFile *f, void *opaque, size_t size,
VMStateField *field, QJSON *vmdesc)
{
KVMS390FLICState *flic = opaque;
int len = FLIC_SAVE_INITIAL_SIZE;
@@ -319,6 +320,8 @@ static void kvm_flic_save(QEMUFile *f, void *opaque, size_t size)
count * sizeof(struct kvm_s390_irq));
}
g_free(buf);
return 0;
}
/**
@@ -331,7 +334,8 @@ static void kvm_flic_save(QEMUFile *f, void *opaque, size_t size)
* Note: Do nothing when no interrupts where stored
* in QEMUFile
*/
static int kvm_flic_load(QEMUFile *f, void *opaque, size_t size)
static int kvm_flic_load(QEMUFile *f, void *opaque, size_t size,
VMStateField *field)
{
uint64_t len = 0;
uint64_t count = 0;
hw/misc/ivshmem.c
+10 -4
View File
@@ -840,6 +840,7 @@ static void ivshmem_common_realize(PCIDevice *dev, Error **errp)
uint8_t *pci_conf;
uint8_t attr = PCI_BASE_ADDRESS_SPACE_MEMORY |
PCI_BASE_ADDRESS_MEM_PREFETCH;
Error *local_err = NULL;
/* IRQFD requires MSI */
if (ivshmem_has_feature(s, IVSHMEM_IOEVENTFD) &&
@@ -903,9 +904,6 @@ static void ivshmem_common_realize(PCIDevice *dev, Error **errp)
}
}
vmstate_register_ram(s->ivshmem_bar2, DEVICE(s));
pci_register_bar(PCI_DEVICE(s), 2, attr, s->ivshmem_bar2);
if (s->master == ON_OFF_AUTO_AUTO) {
s->master = s->vm_id == 0 ? ON_OFF_AUTO_ON : ON_OFF_AUTO_OFF;
}
@@ -913,8 +911,16 @@ static void ivshmem_common_realize(PCIDevice *dev, Error **errp)
if (!ivshmem_is_master(s)) {
error_setg(&s->migration_blocker,
"Migration is disabled when using feature 'peer mode' in device 'ivshmem'");
migrate_add_blocker(s->migration_blocker);
migrate_add_blocker(s->migration_blocker, &local_err);
if (local_err) {
error_propagate(errp, local_err);
error_free(s->migration_blocker);
return;
}
}
vmstate_register_ram(s->ivshmem_bar2, DEVICE(s));
pci_register_bar(PCI_DEVICE(s), 2, attr, s->ivshmem_bar2);
}
static void ivshmem_exit(PCIDevice *dev)
hw/net/e1000e.c
+1 -1
View File
@@ -593,7 +593,7 @@ static const VMStateDescription e1000e_vmstate = {
.pre_save = e1000e_pre_save,
.post_load = e1000e_post_load,
.fields = (VMStateField[]) {
VMSTATE_PCIE_DEVICE(parent_obj, E1000EState),
VMSTATE_PCI_DEVICE(parent_obj, E1000EState),
VMSTATE_MSIX(parent_obj, E1000EState),
VMSTATE_UINT32(ioaddr, E1000EState),
hw/net/vmxnet3.c
+19 -7
View File
@@ -2451,7 +2451,8 @@ static void vmxnet3_put_tx_stats_to_file(QEMUFile *f,
qemu_put_be64(f, tx_stat->pktsTxDiscard);
}
static int vmxnet3_get_txq_descr(QEMUFile *f, void *pv, size_t size)
static int vmxnet3_get_txq_descr(QEMUFile *f, void *pv, size_t size,
VMStateField *field)
{
Vmxnet3TxqDescr *r = pv;
@@ -2465,7 +2466,8 @@ static int vmxnet3_get_txq_descr(QEMUFile *f, void *pv, size_t size)
return 0;
}
static void vmxnet3_put_txq_descr(QEMUFile *f, void *pv, size_t size)
static int vmxnet3_put_txq_descr(QEMUFile *f, void *pv, size_t size,
VMStateField *field, QJSON *vmdesc)
{
Vmxnet3TxqDescr *r = pv;
@@ -2474,6 +2476,8 @@ static void vmxnet3_put_txq_descr(QEMUFile *f, void *pv, size_t size)
qemu_put_byte(f, r->intr_idx);
qemu_put_be64(f, r->tx_stats_pa);
vmxnet3_put_tx_stats_to_file(f, &r->txq_stats);
return 0;
}
static const VMStateInfo txq_descr_info = {
@@ -2512,7 +2516,8 @@ static void vmxnet3_put_rx_stats_to_file(QEMUFile *f,
qemu_put_be64(f, rx_stat->pktsRxError);
}
static int vmxnet3_get_rxq_descr(QEMUFile *f, void *pv, size_t size)
static int vmxnet3_get_rxq_descr(QEMUFile *f, void *pv, size_t size,
VMStateField *field)
{
Vmxnet3RxqDescr *r = pv;
int i;
@@ -2530,7 +2535,8 @@ static int vmxnet3_get_rxq_descr(QEMUFile *f, void *pv, size_t size)
return 0;
}
static void vmxnet3_put_rxq_descr(QEMUFile *f, void *pv, size_t size)
static int vmxnet3_put_rxq_descr(QEMUFile *f, void *pv, size_t size,
VMStateField *field, QJSON *vmdesc)
{
Vmxnet3RxqDescr *r = pv;
int i;
@@ -2543,6 +2549,8 @@ static void vmxnet3_put_rxq_descr(QEMUFile *f, void *pv, size_t size)
qemu_put_byte(f, r->intr_idx);
qemu_put_be64(f, r->rx_stats_pa);
vmxnet3_put_rx_stats_to_file(f, &r->rxq_stats);
return 0;
}
static int vmxnet3_post_load(void *opaque, int version_id)
@@ -2575,7 +2583,8 @@ static const VMStateInfo rxq_descr_info = {
.put = vmxnet3_put_rxq_descr
};
static int vmxnet3_get_int_state(QEMUFile *f, void *pv, size_t size)
static int vmxnet3_get_int_state(QEMUFile *f, void *pv, size_t size,
VMStateField *field)
{
Vmxnet3IntState *r = pv;
@@ -2586,13 +2595,16 @@ static int vmxnet3_get_int_state(QEMUFile *f, void *pv, size_t size)
return 0;
}
static void vmxnet3_put_int_state(QEMUFile *f, void *pv, size_t size)
static int vmxnet3_put_int_state(QEMUFile *f, void *pv, size_t size,
VMStateField *field, QJSON *vmdesc)
{
Vmxnet3IntState *r = pv;
qemu_put_byte(f, r->is_masked);
qemu_put_byte(f, r->is_pending);
qemu_put_byte(f, r->is_asserted);
return 0;
}
static const VMStateInfo int_state_info = {
@@ -2619,7 +2631,7 @@ static const VMStateDescription vmstate_vmxnet3_pcie_device = {
.minimum_version_id = 1,
.needed = vmxnet3_vmstate_need_pcie_device,
.fields = (VMStateField[]) {
VMSTATE_PCIE_DEVICE(parent_obj, VMXNET3State),
VMSTATE_PCI_DEVICE(parent_obj, VMXNET3State),
VMSTATE_END_OF_LIST()
}
};
hw/nvram/eeprom93xx.c
+6 -2
View File
@@ -94,18 +94,22 @@ struct _eeprom_t {
This is a Big hack, but it is how the old state did it.
*/
static int get_uint16_from_uint8(QEMUFile *f, void *pv, size_t size)
static int get_uint16_from_uint8(QEMUFile *f, void *pv, size_t size,
VMStateField *field)
{
uint16_t *v = pv;
*v = qemu_get_ubyte(f);
return 0;
}
static void put_unused(QEMUFile *f, void *pv, size_t size)
static int put_unused(QEMUFile *f, void *pv, size_t size, VMStateField *field,
QJSON *vmdesc)
{
fprintf(stderr, "uint16_from_uint8 is used only for backwards compatibility.\n");
fprintf(stderr, "Never should be used to write a new state.\n");
exit(0);
return 0;
}
static const VMStateInfo vmstate_hack_uint16_from_uint8 = {
hw/nvram/fw_cfg.c
+6 -2
View File
@@ -555,17 +555,21 @@ static void fw_cfg_reset(DeviceState *d)
Or we broke compatibility in the state, or we can't use struct tm
*/
static int get_uint32_as_uint16(QEMUFile *f, void *pv, size_t size)
static int get_uint32_as_uint16(QEMUFile *f, void *pv, size_t size,
VMStateField *field)
{
uint32_t *v = pv;
*v = qemu_get_be16(f);
return 0;
}
static void put_unused(QEMUFile *f, void *pv, size_t size)
static int put_unused(QEMUFile *f, void *pv, size_t size, VMStateField *field,
QJSON *vmdesc)
{
fprintf(stderr, "uint32_as_uint16 is only used for backward compatibility.\n");
fprintf(stderr, "This functions shouldn't be called.\n");
return 0;
}
static const VMStateInfo vmstate_hack_uint32_as_uint16 = {
hw/pci-bridge/ioh3420.c
+1 -1
View File
@@ -180,7 +180,7 @@ static const VMStateDescription vmstate_ioh3420 = {
.minimum_version_id = 1,
.post_load = pcie_cap_slot_post_load,
.fields = (VMStateField[]) {
VMSTATE_PCIE_DEVICE(parent_obj.parent_obj.parent_obj, PCIESlot),
VMSTATE_PCI_DEVICE(parent_obj.parent_obj.parent_obj, PCIESlot),
VMSTATE_STRUCT(parent_obj.parent_obj.parent_obj.exp.aer_log,
PCIESlot, 0, vmstate_pcie_aer_log, PCIEAERLog),
VMSTATE_END_OF_LIST()
hw/pci-bridge/xio3130_downstream.c
+1 -1
View File
@@ -166,7 +166,7 @@ static const VMStateDescription vmstate_xio3130_downstream = {
.minimum_version_id = 1,
.post_load = pcie_cap_slot_post_load,
.fields = (VMStateField[]) {
VMSTATE_PCIE_DEVICE(parent_obj.parent_obj.parent_obj, PCIESlot),
VMSTATE_PCI_DEVICE(parent_obj.parent_obj.parent_obj, PCIESlot),
VMSTATE_STRUCT(parent_obj.parent_obj.parent_obj.exp.aer_log,
PCIESlot, 0, vmstate_pcie_aer_log, PCIEAERLog),
VMSTATE_END_OF_LIST()

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