| /* |
| * QEMU migration vmstate registration |
| * |
| * Copyright IBM, Corp. 2008 |
| * |
| * Authors: |
| * Anthony Liguori <aliguori@us.ibm.com> |
| * |
| * This work is licensed under the terms of the GNU GPL, version 2. See |
| * the COPYING file in the top-level directory. |
| * |
| */ |
| |
| #ifndef MIGRATION_REGISTER_H |
| #define MIGRATION_REGISTER_H |
| |
| typedef struct SaveVMHandlers { |
| /* This runs inside the iothread lock. */ |
| SaveStateHandler *save_state; |
| |
| void (*save_cleanup)(void *opaque); |
| int (*save_live_complete_postcopy)(QEMUFile *f, void *opaque); |
| int (*save_live_complete_precopy)(QEMUFile *f, void *opaque); |
| |
| /* This runs both outside and inside the iothread lock. */ |
| bool (*is_active)(void *opaque); |
| |
| /* This runs outside the iothread lock in the migration case, and |
| * within the lock in the savevm case. The callback had better only |
| * use data that is local to the migration thread or protected |
| * by other locks. |
| */ |
| int (*save_live_iterate)(QEMUFile *f, void *opaque); |
| |
| /* This runs outside the iothread lock! */ |
| int (*save_setup)(QEMUFile *f, void *opaque); |
| void (*save_live_pending)(QEMUFile *f, void *opaque, |
| uint64_t threshold_size, |
| uint64_t *non_postcopiable_pending, |
| uint64_t *postcopiable_pending); |
| LoadStateHandler *load_state; |
| int (*load_setup)(QEMUFile *f, void *opaque); |
| int (*load_cleanup)(void *opaque); |
| } SaveVMHandlers; |
| |
| int register_savevm_live(DeviceState *dev, |
| const char *idstr, |
| int instance_id, |
| int version_id, |
| SaveVMHandlers *ops, |
| void *opaque); |
| |
| void unregister_savevm(DeviceState *dev, const char *idstr, void *opaque); |
| |
| #endif |