qemu-e2k/include/migration/misc.h
Peter Xu 9d18af93b3 migration: hmp: dump globals
Now we have some globals that can be configured for migration. Dump them
in HMP info migration for better debugging.

(we can also use this to monitor whether COMPAT fields are applied
correctly on compatible machines)

Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <1498536619-14548-11-git-send-email-peterx@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2017-06-28 11:18:39 +02:00

60 lines
1.4 KiB
C

/*
* QEMU migration miscellaneus exported functions
*
* 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_MISC_H
#define MIGRATION_MISC_H
#include "qemu/notify.h"
/* migration/ram.c */
void ram_mig_init(void);
/* migration/block.c */
#ifdef CONFIG_LIVE_BLOCK_MIGRATION
void blk_mig_init(void);
#else
static inline void blk_mig_init(void) {}
#endif
#define SELF_ANNOUNCE_ROUNDS 5
static inline
int64_t self_announce_delay(int round)
{
assert(round < SELF_ANNOUNCE_ROUNDS && round > 0);
/* delay 50ms, 150ms, 250ms, ... */
return 50 + (SELF_ANNOUNCE_ROUNDS - round - 1) * 100;
}
/* migration/savevm.c */
void dump_vmstate_json_to_file(FILE *out_fp);
/* migration/migration.c */
void migration_object_init(void);
void qemu_start_incoming_migration(const char *uri, Error **errp);
bool migration_is_idle(void);
void add_migration_state_change_notifier(Notifier *notify);
void remove_migration_state_change_notifier(Notifier *notify);
bool migration_in_setup(MigrationState *);
bool migration_has_finished(MigrationState *);
bool migration_has_failed(MigrationState *);
/* ...and after the device transmission */
bool migration_in_postcopy_after_devices(MigrationState *);
void migration_only_migratable_set(void);
void migration_global_dump(Monitor *mon);
#endif