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savevm: Add DeviceState param

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When available, we'd like to be able to access the DeviceState
when registering a savevm.  For buses with a get_dev_path()
function, this will allow us to create more unique savevm
id strings.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Alex Williamson 2010-06-25 11:09:07 -06:00 • committed by Anthony Liguori
parent 4f43c1ff3b
commit 0be71e324f
85 changed files with 163 additions and 138 deletions
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22
savevm.c
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@ -1023,7 +1023,8 @@ static int calculate_new_instance_id(const char *idstr)
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(const char *idstr,
int register_savevm_live(DeviceState *dev,
const char *idstr,
int instance_id,
int version_id,
SaveSetParamsHandler *set_params,
@ -1055,18 +1056,19 @@ int register_savevm_live(const char *idstr,
return 0;
}
int register_savevm(const char *idstr,
int register_savevm(DeviceState *dev,
const char *idstr,
int instance_id,
int version_id,
SaveStateHandler *save_state,
LoadStateHandler *load_state,
void *opaque)
{
return register_savevm_live(idstr, instance_id, version_id,
return register_savevm_live(dev, idstr, instance_id, version_id,
NULL, NULL, save_state, load_state, opaque);
}
void unregister_savevm(const char *idstr, void *opaque)
void unregister_savevm(DeviceState *dev, const char *idstr, void *opaque)
{
SaveStateEntry *se, *new_se;
@ -1078,7 +1080,7 @@ void unregister_savevm(const char *idstr, void *opaque)
}
}
int vmstate_register_with_alias_id(int instance_id,
int vmstate_register_with_alias_id(DeviceState *dev, int instance_id,
const VMStateDescription *vmsd,
void *opaque, int alias_id,
int required_for_version)
@ -1109,13 +1111,15 @@ int vmstate_register_with_alias_id(int instance_id,
return 0;
}
int vmstate_register(int instance_id, const VMStateDescription *vmsd,
void *opaque)
int vmstate_register(DeviceState *dev, int instance_id,
const VMStateDescription *vmsd, void *opaque)
{
return vmstate_register_with_alias_id(instance_id, vmsd, opaque, -1, 0);
return vmstate_register_with_alias_id(dev, instance_id, vmsd,
opaque, -1, 0);
}
void vmstate_unregister(const VMStateDescription *vmsd, void *opaque)
void vmstate_unregister(DeviceState *dev, const VMStateDescription *vmsd,
void *opaque)
{
SaveStateEntry *se, *new_se;