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authorPeter Maydell <peter.maydell@linaro.org>2018-06-01 18:24:16 +0100
committerPeter Maydell <peter.maydell@linaro.org>2018-06-01 18:24:16 +0100
commitafd76ffba966a072a7bbd0048bdf3b2ab69d3d4a (patch)
tree261752f0ee888216c16c9f97b8b3daa5dc7394d9 /migration
parent392fba9f583223786f844dce9b2e7f9a0ce0147a (diff)
parentb5dfdb082fc350f3e68dfa61dc988d97cad28cfe (diff)
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging
* Linux header upgrade (Peter) * firmware.json definition (Laszlo) * IPMI migration fix (Corey) * QOM improvements (Alexey, Philippe, me) * Memory API cleanups (Jay, me, Tristan, Peter) * WHPX fixes and improvements (Lucian) * Chardev fixes (Marc-André) * IOMMU documentation improvements (Peter) * Coverity fixes (Peter, Philippe) * Include cleanup (Philippe) * -clock deprecation (Thomas) * Disable -sandbox unless CONFIG_SECCOMP (Yi Min Zhao) * Configurability improvements (me) # gpg: Signature made Fri 01 Jun 2018 17:42:13 BST # gpg: using RSA key BFFBD25F78C7AE83 # gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" # gpg: aka "Paolo Bonzini <pbonzini@redhat.com>" # Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4 E2F7 7E15 100C CD36 69B1 # Subkey fingerprint: F133 3857 4B66 2389 866C 7682 BFFB D25F 78C7 AE83 * remotes/bonzini/tags/for-upstream: (56 commits) hw: make virtio devices configurable via default-configs/ hw: allow compiling out SCSI memory: Make operations using MemoryRegionIoeventfd struct pass by pointer. char: Remove unwanted crlf conversion qdev: Remove DeviceClass::init() and ::exit() qdev: Simplify the SysBusDeviceClass::init path hw/i2c: Use DeviceClass::realize instead of I2CSlaveClass::init hw/i2c/smbus: Use DeviceClass::realize instead of SMBusDeviceClass::init target/i386/kvm.c: Remove compatibility shim for KVM_HINTS_REALTIME Update Linux headers to 4.17-rc6 target/i386/kvm.c: Handle renaming of KVM_HINTS_DEDICATED scripts/update-linux-headers: Handle kernel license no longer being one file scripts/update-linux-headers: Handle __aligned_u64 virtio-gpu-3d: Define VIRTIO_GPU_CAPSET_VIRGL2 elsewhere gdbstub: Prevent fd leakage docs/interop: add "firmware.json" ipmi: Use proper struct reference for KCS vmstate vmstate: Add a VSTRUCT type tcg: remove softfloat from --disable-tcg builds qemu-options: Mark the non-functional -clock option as deprecated ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'migration')
-rw-r--r--migration/vmstate.c25
1 files changed, 21 insertions, 4 deletions
diff --git a/migration/vmstate.c b/migration/vmstate.c
index 0b3282c..f0b07f4 100644
--- a/migration/vmstate.c
+++ b/migration/vmstate.c
@@ -136,6 +136,9 @@ int vmstate_load_state(QEMUFile *f, const VMStateDescription *vmsd,
} else if (field->flags & VMS_STRUCT) {
ret = vmstate_load_state(f, field->vmsd, curr_elem,
field->vmsd->version_id);
+ } else if (field->flags & VMS_VSTRUCT) {
+ ret = vmstate_load_state(f, field->vmsd, curr_elem,
+ field->struct_version_id);
} else {
ret = field->info->get(f, curr_elem, size, field);
}
@@ -209,6 +212,8 @@ static const char *vmfield_get_type_name(VMStateField *field)
if (field->flags & VMS_STRUCT) {
type = "struct";
+ } else if (field->flags & VMS_VSTRUCT) {
+ type = "vstruct";
} else if (field->info->name) {
type = field->info->name;
}
@@ -309,7 +314,13 @@ bool vmstate_save_needed(const VMStateDescription *vmsd, void *opaque)
int vmstate_save_state(QEMUFile *f, const VMStateDescription *vmsd,
- void *opaque, QJSON *vmdesc)
+ void *opaque, QJSON *vmdesc_id)
+{
+ return vmstate_save_state_v(f, vmsd, opaque, vmdesc_id, vmsd->version_id);
+}
+
+int vmstate_save_state_v(QEMUFile *f, const VMStateDescription *vmsd,
+ void *opaque, QJSON *vmdesc, int version_id)
{
int ret = 0;
VMStateField *field = vmsd->fields;
@@ -327,13 +338,15 @@ int vmstate_save_state(QEMUFile *f, const VMStateDescription *vmsd,
if (vmdesc) {
json_prop_str(vmdesc, "vmsd_name", vmsd->name);
- json_prop_int(vmdesc, "version", vmsd->version_id);
+ json_prop_int(vmdesc, "version", version_id);
json_start_array(vmdesc, "fields");
}
while (field->name) {
- if (!field->field_exists ||
- field->field_exists(opaque, vmsd->version_id)) {
+ if ((field->field_exists &&
+ field->field_exists(opaque, version_id)) ||
+ (!field->field_exists &&
+ field->version_id <= version_id)) {
void *first_elem = opaque + field->offset;
int i, n_elems = vmstate_n_elems(opaque, field);
int size = vmstate_size(opaque, field);
@@ -363,6 +376,10 @@ int vmstate_save_state(QEMUFile *f, const VMStateDescription *vmsd,
} else if (field->flags & VMS_STRUCT) {
ret = vmstate_save_state(f, field->vmsd, curr_elem,
vmdesc_loop);
+ } else if (field->flags & VMS_VSTRUCT) {
+ ret = vmstate_save_state_v(f, field->vmsd, curr_elem,
+ vmdesc_loop,
+ field->struct_version_id);
} else {
ret = field->info->put(f, curr_elem, size, field,
vmdesc_loop);