diff options
Diffstat (limited to 'migration/savevm.c')
| -rw-r--r-- | migration/savevm.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/migration/savevm.c b/migration/savevm.c index 9992af4..ef707b8 100644 --- a/migration/savevm.c +++ b/migration/savevm.c @@ -1327,21 +1327,25 @@ static int qemu_savevm_state(QEMUFile *f, Error **errp) MigrationState *ms = migrate_get_current(); MigrationStatus status; - migrate_init(ms); - - ms->to_dst_file = f; + if (migration_is_setup_or_active(ms->state) || + ms->state == MIGRATION_STATUS_CANCELLING || + ms->state == MIGRATION_STATUS_COLO) { + error_setg(errp, QERR_MIGRATION_ACTIVE); + return -EINVAL; + } if (migration_is_blocked(errp)) { - ret = -EINVAL; - goto done; + return -EINVAL; } if (migrate_use_block()) { error_setg(errp, "Block migration and snapshots are incompatible"); - ret = -EINVAL; - goto done; + return -EINVAL; } + migrate_init(ms); + ms->to_dst_file = f; + qemu_mutex_unlock_iothread(); qemu_savevm_state_header(f); qemu_savevm_state_setup(f); @@ -1363,7 +1367,6 @@ static int qemu_savevm_state(QEMUFile *f, Error **errp) error_setg_errno(errp, -ret, "Error while writing VM state"); } -done: if (ret != 0) { status = MIGRATION_STATUS_FAILED; } else { |