qemu/migration/migration.h

2  * QEMU live migration
19 #include "qapi/qapi-types-migration.h"
29 #include "migration/misc.h"
91 /* State for the incoming migration */
96     /* A hook to allow cleanup at the end of incoming migration */
181      * The incoming migration coroutine, non-NULL during qemu_loadvm_state().
182      * Used to wake the migration incoming coroutine from rdma code. How much is
197      * live migration, to calculate vCPU block time
250     /* Do exit on incoming migration failure */
262 #define TYPE_MIGRATION "migration"
285      * used for both the start or recover of a postcopy migration.  We'll
338          * Used to synchronize between migration main thread and return
339          * path thread.  The migration thread can wait() on this sem, while
353     /* Timestamp when recent migration starts (ms) */
355     /* Total time used by latest migration (ms) */
366      * If migration is interrupted by any reason, we need to continue
372     /* Flag set once the migration has been asked to enter postcopy */
375     /* Flag set once the migration thread is running (and needs joining) */
378     /* Migration is waiting for guest to unplug device */
381     /* Migration is paused due to pause-before-switchover */
400      * during migration.
404     /* Whether we send QEMU_VM_CONFIGURATION during migration */
406     /* Whether we send section footer during migration */
408     /* Whether we send switchover start notification during migration */
420      *   the end of migration to shut the preempt channel on dest side.
428      *   message at the end of migration, the dest qemu will shutdown the
456      * the destination of a multifd migration with TLS enabled. It
497      * This save hostname when out-going migration starts
509     /* Is this a rdma migration */
534 /* True if outgoing migration has entered postcopy phase */
567   #warning "Use foreach_not_ignored_block in migration code"
580  * Migration thread waiting for return path thread.  Return non-zero if an
585  * Kick the migration thread waiting for return path messages.  NOTE: the
587  * to remember the target is always the migration thread.
593 /* migration/block-dirty-bitmap.c */