ALUA_PG_RUNNING
if (!(pg->flags & ALUA_PG_RUNNING)) {
!(tmp_pg->flags & ALUA_PG_RUNNING)) {
pg->flags |= ALUA_PG_RUNNING;
pg->flags &= ~ALUA_PG_RUNNING;
pg->flags &= ~ALUA_PG_RUNNING;
pg->flags &= ~ALUA_PG_RUNNING;
pg->flags &= ~ALUA_PG_RUNNING;