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migration: register_savevm_live doesn't need dev

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Commit 78dd48df3 removed the last caller of register_savevm_live for an
instantiable device (rather than a single system wide device);
so trim out the parameter.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190822115433.12070-1-dgilbert@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Dr. David Alan Gilbert 2019-08-22 12:54:33 +01:00
parent fd418e520e
commit ce62df5378
11 changed files with 11 additions and 34 deletions
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3
docs/devel/migration.rst
View File

@ -183,8 +183,7 @@ another to load the state back.
.. code:: c
int register_savevm_live(DeviceState *dev,
const char *idstr,
int register_savevm_live(const char *idstr,
int instance_id,
int version_id,
SaveVMHandlers *ops,

2
hw/ppc/spapr.c
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@ -3078,7 +3078,7 @@ static void spapr_machine_init(MachineState *machine)
* interface, this is a legacy from the sPAPREnvironment structure
* which predated MachineState but had a similar function */
vmstate_register(NULL, 0, &vmstate_spapr, spapr);
register_savevm_live(NULL, "spapr/htab", -1, 1,
register_savevm_live("spapr/htab", -1, 1,
&savevm_htab_handlers, spapr);
qbus_set_hotplug_handler(sysbus_get_default(), OBJECT(machine),

2
hw/s390x/s390-skeys.c
View File

@ -389,7 +389,7 @@ static inline void s390_skeys_set_migration_enabled(Object *obj, bool value,
ss->migration_enabled = value;
if (ss->migration_enabled) {
register_savevm_live(NULL, TYPE_S390_SKEYS, 0, 1,
register_savevm_live(TYPE_S390_SKEYS, 0, 1,
&savevm_s390_storage_keys, ss);
} else {
unregister_savevm(DEVICE(ss), TYPE_S390_SKEYS, ss);

2
hw/s390x/s390-stattrib.c
View File

@ -381,7 +381,7 @@ static void s390_stattrib_instance_init(Object *obj)
{
S390StAttribState *sas = S390_STATTRIB(obj);
register_savevm_live(NULL, TYPE_S390_STATTRIB, 0, 0,
register_savevm_live(TYPE_S390_STATTRIB, 0, 0,
&savevm_s390_stattrib_handlers, sas);
object_property_add_bool(obj, "migration-enabled",

2
hw/s390x/tod.c
View File

@ -101,7 +101,7 @@ static void s390_tod_realize(DeviceState *dev, Error **errp)
S390TODState *td = S390_TOD(dev);
/* Legacy migration interface */
register_savevm_live(NULL, "todclock", 0, 1, &savevm_tod, td);
register_savevm_live("todclock", 0, 1, &savevm_tod, td);
}
static void s390_tod_class_init(ObjectClass *oc, void *data)

3
include/migration/register.h
View File

@ -68,8 +68,7 @@ typedef struct SaveVMHandlers {
int (*resume_prepare)(MigrationState *s, void *opaque);
} SaveVMHandlers;
int register_savevm_live(DeviceState *dev,
const char *idstr,
int register_savevm_live(const char *idstr,
int instance_id,
int version_id,
const SaveVMHandlers *ops,

2
migration/block-dirty-bitmap.c
View File

@ -733,7 +733,7 @@ void dirty_bitmap_mig_init(void)
{
QSIMPLEQ_INIT(&dirty_bitmap_mig_state.dbms_list);
register_savevm_live(NULL, "dirty-bitmap", 0, 1,
register_savevm_live("dirty-bitmap", 0, 1,
&savevm_dirty_bitmap_handlers,
&dirty_bitmap_mig_state);
}

2
migration/block.c
View File

@ -1030,6 +1030,6 @@ void blk_mig_init(void)
QSIMPLEQ_INIT(&block_mig_state.blk_list);
qemu_mutex_init(&block_mig_state.lock);
register_savevm_live(NULL, "block", 0, 1, &savevm_block_handlers,
register_savevm_live("block", 0, 1, &savevm_block_handlers,
&block_mig_state);
}

2
migration/ram.c
View File

@ -4675,5 +4675,5 @@ static SaveVMHandlers savevm_ram_handlers = {
void ram_mig_init(void)
{
qemu_mutex_init(&XBZRLE.lock);
register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, &ram_state);
register_savevm_live("ram", 0, 4, &savevm_ram_handlers, &ram_state);
}

23
migration/savevm.c
View File

@ -684,8 +684,7 @@ static void savevm_state_handler_insert(SaveStateEntry *nse)
of the system, so instance_id should be removed/replaced.
Meanwhile pass -1 as instance_id if you do not already have a clearly
distinguishing id for all instances of your device class. */
int register_savevm_live(DeviceState *dev,
const char *idstr,
int register_savevm_live(const char *idstr,
int instance_id,
int version_id,
const SaveVMHandlers *ops,
@ -704,26 +703,6 @@ int register_savevm_live(DeviceState *dev,
se->is_ram = 1;
}
if (dev) {
char *id = qdev_get_dev_path(dev);
if (id) {
if (snprintf(se->idstr, sizeof(se->idstr), "%s/", id) >=
sizeof(se->idstr)) {
error_report("Path too long for VMState (%s)", id);
g_free(id);
g_free(se);
return -1;
}
g_free(id);
se->compat = g_new0(CompatEntry, 1);
pstrcpy(se->compat->idstr, sizeof(se->compat->idstr), idstr);
se->compat->instance_id = instance_id == -1 ?
calculate_compat_instance_id(idstr) : instance_id;
instance_id = -1;
}
}
pstrcat(se->idstr, sizeof(se->idstr), idstr);
if (instance_id == -1) {

2
net/slirp.c
View File

@ -576,7 +576,7 @@ static int net_slirp_init(NetClientState *peer, const char *model,
* specific version?
*/
g_assert(slirp_state_version() == 4);
register_savevm_live(NULL, "slirp", 0, slirp_state_version(),
register_savevm_live("slirp", 0, slirp_state_version(),
&savevm_slirp_state, s->slirp);
s->poll_notifier.notify = net_slirp_poll_notify;