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migration_completion: Take current state 

Soon we'll be in either ACTIVE or POSTCOPY_ACTIVE when we
complete migration, and we need to know which we expect to be
in to change state safely.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
This commit is contained in:
Dr. David Alan Gilbert 2015-11-05 18:10:57 +00:00 committed by Juan Quintela
parent 4886a1bcb7
commit 36f48567b8
1 changed files with 7 additions and 4 deletions
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11
migration/migration.c
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@ -1243,10 +1243,12 @@ static int await_return_path_close_on_source(MigrationState *ms)
* The caller 'breaks' the loop when this returns.
*
* @s: Current migration state
* @current_active_state: The migration state we expect to be in
* @*old_vm_running: Pointer to old_vm_running flag
* @*start_time: Pointer to time to update
*/
static void migration_completion(MigrationState *s, bool *old_vm_running,
static void migration_completion(MigrationState *s, int current_active_state,
bool *old_vm_running,
int64_t *start_time)
{
int ret;
@ -1275,11 +1277,11 @@ static void migration_completion(MigrationState *s, bool *old_vm_running,
goto fail;
}
migrate_set_state(s, MIGRATION_STATUS_ACTIVE, MIGRATION_STATUS_COMPLETED);
migrate_set_state(s, current_active_state, MIGRATION_STATUS_COMPLETED);
return;
fail:
migrate_set_state(s, MIGRATION_STATUS_ACTIVE, MIGRATION_STATUS_FAILED);
migrate_set_state(s, current_active_state, MIGRATION_STATUS_FAILED);
}
/*
@ -1321,7 +1323,8 @@ static void *migration_thread(void *opaque)
qemu_savevm_state_iterate(s->file);
} else {
trace_migration_thread_low_pending(pending_size);
migration_completion(s, &old_vm_running, &start_time);
migration_completion(s, MIGRATION_STATUS_ACTIVE,
&old_vm_running, &start_time);
break;
}
}