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9907e842d7
We are going to use it now for more than save live regions. Once there rename qemu_savevm_state_begin() to qemu_savevm_state_setup(). Signed-off-by: Juan Quintela <quintela@redhat.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Message-Id: <20170628095228.4661-2-quintela@redhat.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
53 lines
1.7 KiB
C
53 lines
1.7 KiB
C
/*
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* QEMU migration vmstate registration
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*
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* Copyright IBM, Corp. 2008
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*
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* Authors:
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* Anthony Liguori <aliguori@us.ibm.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2. See
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* the COPYING file in the top-level directory.
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*
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*/
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#ifndef MIGRATION_REGISTER_H
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#define MIGRATION_REGISTER_H
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typedef struct SaveVMHandlers {
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/* This runs inside the iothread lock. */
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SaveStateHandler *save_state;
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void (*cleanup)(void *opaque);
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int (*save_live_complete_postcopy)(QEMUFile *f, void *opaque);
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int (*save_live_complete_precopy)(QEMUFile *f, void *opaque);
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/* This runs both outside and inside the iothread lock. */
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bool (*is_active)(void *opaque);
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/* This runs outside the iothread lock in the migration case, and
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* within the lock in the savevm case. The callback had better only
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* use data that is local to the migration thread or protected
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* by other locks.
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*/
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int (*save_live_iterate)(QEMUFile *f, void *opaque);
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/* This runs outside the iothread lock! */
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int (*save_setup)(QEMUFile *f, void *opaque);
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void (*save_live_pending)(QEMUFile *f, void *opaque,
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uint64_t threshold_size,
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uint64_t *non_postcopiable_pending,
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uint64_t *postcopiable_pending);
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LoadStateHandler *load_state;
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} SaveVMHandlers;
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int register_savevm_live(DeviceState *dev,
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const char *idstr,
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int instance_id,
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int version_id,
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SaveVMHandlers *ops,
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void *opaque);
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void unregister_savevm(DeviceState *dev, const char *idstr, void *opaque);
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#endif
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