It was in SaveState but now moved to MigrationState altogether. Again,
using HW_COMPAT_2_3 for old PC/SPAPR machines, and
register_compat_prop() for xen_init().
Signed-off-by: Peter Xu <pet...@redhat.com>
---
hw/i386/pc_piix.c | 1 -
hw/ppc/spapr.c | 1 -
hw/xen/xen-common.c | 2 +-
include/hw/compat.h | 4 ++++
include/migration/migration.h | 4 +++-
migration/migration.c | 2 ++
migration/savevm.c | 15 ++++-----------
7 files changed, 14 insertions(+), 15 deletions(-)
diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index c83cec5..529018d 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -317,7 +317,6 @@ static void pc_compat_2_3(MachineState *machine)
if (kvm_enabled()) {
pcms->smm = ON_OFF_AUTO_OFF;
}
- savevm_skip_configuration();
}
static void pc_compat_2_2(MachineState *machine)
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 3e78bb9..227b03b 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -3593,7 +3593,6 @@ static void
spapr_machine_2_3_instance_options(MachineState *machine)
{
spapr_machine_2_4_instance_options(machine);
savevm_skip_section_footers();
- savevm_skip_configuration();
}
static void spapr_machine_2_3_class_options(MachineClass *mc)
diff --git a/hw/xen/xen-common.c b/hw/xen/xen-common.c
index 8240d50..a80034f 100644
--- a/hw/xen/xen-common.c
+++ b/hw/xen/xen-common.c
@@ -145,7 +145,7 @@ static int xen_init(MachineState *ms)
* confirm that in the future.
*/
register_compat_prop("migration", "store-global-state", "off");
- savevm_skip_configuration();
+ register_compat_prop("migration", "skip-configuration", "on");
savevm_skip_section_footers();
return 0;
diff --git a/include/hw/compat.h b/include/hw/compat.h
index 5b5c8de..4ed2ae7 100644
--- a/include/hw/compat.h
+++ b/include/hw/compat.h
@@ -179,6 +179,10 @@
.value = "off",\
},{\
.driver = "migration",\
+ .property = "skip-configuration",\
+ .value = "on",\
+ },{\
+ .driver = "migration",\
.property = "store-global-state",\
.value = "off",\
},
diff --git a/include/migration/migration.h b/include/migration/migration.h
index 27b07ed..5f6861c 100644
--- a/include/migration/migration.h
+++ b/include/migration/migration.h
@@ -171,6 +171,9 @@ struct MigrationState
/* Whether the VM is only allowing for migratable devices */
bool only_migratable;
+
+ /* Whether we skip QEMU_VM_CONFIGURATION for migration */
+ bool skip_configuration;
};
void migrate_set_state(int *state, int old_state, int new_state);
@@ -249,7 +252,6 @@ size_t ram_control_save_page(QEMUFile *f, ram_addr_t
block_offset,
void savevm_skip_section_footers(void);
void register_global_state(void);
-void savevm_skip_configuration(void);
int global_state_store(void);
void global_state_store_running(void);
diff --git a/migration/migration.c b/migration/migration.c
index dbec586..a4ab83d 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -2105,6 +2105,8 @@ static Property migration_properties[] = {
DEFINE_PROP_BOOL("store-global-state", MigrationState,
store_global_state, true),
DEFINE_PROP_BOOL("only-migratable", MigrationState, only_migratable,
false),
+ DEFINE_PROP_BOOL("skip-configuration", MigrationState,
+ skip_configuration, false),
DEFINE_PROP_END_OF_LIST(),
};
diff --git a/migration/savevm.c b/migration/savevm.c
index f073027..222af4c 100644
--- a/migration/savevm.c
+++ b/migration/savevm.c
@@ -290,7 +290,6 @@ typedef struct SaveStateEntry {
typedef struct SaveState {
QTAILQ_HEAD(, SaveStateEntry) handlers;
int global_section_id;
- bool skip_configuration;
uint32_t len;
const char *name;
uint32_t target_page_bits;
@@ -299,15 +298,8 @@ typedef struct SaveState {
static SaveState savevm_state = {
.handlers = QTAILQ_HEAD_INITIALIZER(savevm_state.handlers),
.global_section_id = 0,
- .skip_configuration = false,
};
-void savevm_skip_configuration(void)
-{
- savevm_state.skip_configuration = true;
-}
-
-
static void configuration_pre_save(void *opaque)
{
SaveState *state = opaque;
@@ -989,11 +981,11 @@ void qemu_savevm_state_header(QEMUFile *f)
qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
qemu_put_be32(f, QEMU_VM_FILE_VERSION);
- if (!savevm_state.skip_configuration || enforce_config_section()) {
+ if (!migrate_get_current()->skip_configuration ||
+ enforce_config_section()) {
qemu_put_byte(f, QEMU_VM_CONFIGURATION);
vmstate_save_state(f, &vmstate_configuration, &savevm_state, 0);
}
-
}
void qemu_savevm_state_begin(QEMUFile *f)
@@ -2003,7 +1995,8 @@ int qemu_loadvm_state(QEMUFile *f)
return -ENOTSUP;
}
- if (!savevm_state.skip_configuration || enforce_config_section()) {
+ if (!migrate_get_current()->skip_configuration ||
+ enforce_config_section()) {
if (qemu_get_byte(f) != QEMU_VM_CONFIGURATION) {
error_report("Configuration section missing");
return -EINVAL;
--
2.7.4
