/*
* Sync to the given vdev's obsolete space map any segments that are no longer
* referenced as of the given txg.
*
* If the obsolete space map doesn't exist yet, create and open it.
*/
void
vdev_indirect_sync_obsolete(vdev_t *vd, dmu_tx_t *tx)
{
spa_t *spa = vd->vdev_spa;
vdev_indirect_config_t *vic = &vd->vdev_indirect_config;
ASSERT3U(vic->vic_mapping_object, !=, 0);
ASSERT(range_tree_space(vd->vdev_obsolete_segments) > 0);
ASSERT(vd->vdev_removing || vd->vdev_ops == &vdev_indirect_ops);
ASSERT(spa_feature_is_enabled(spa, SPA_FEATURE_OBSOLETE_COUNTS));
if (vdev_obsolete_sm_object(vd) == 0) {
uint64_t obsolete_sm_object =
space_map_alloc(spa->spa_meta_objset,
vdev_standard_sm_blksz, tx);
ASSERT(vd->vdev_top_zap != 0);
VERIFY0(zap_add(vd->vdev_spa->spa_meta_objset, vd->vdev_top_zap,
VDEV_TOP_ZAP_INDIRECT_OBSOLETE_SM,
sizeof (obsolete_sm_object), 1, &obsolete_sm_object, tx));
ASSERT3U(vdev_obsolete_sm_object(vd), !=, 0);
spa_feature_incr(spa, SPA_FEATURE_OBSOLETE_COUNTS, tx);
VERIFY0(space_map_open(&vd->vdev_obsolete_sm,
spa->spa_meta_objset, obsolete_sm_object,
0, vd->vdev_asize, 0));
space_map_update(vd->vdev_obsolete_sm);
}
void* thr1(void* arg){
mutex_enter(MTX);
switch(__nondet_int()){
case 1: space_map_contains(); break;
case 2: space_map_walk(); break;
case 3: if(LOADING)
space_map_load_wait();
else if(!LOADED)
space_map_load();
else
space_map_unload(); break;
break;
case 6: space_map_alloc(); break;
case 7: space_map_sync(); break;
case 8: space_map_ref_generate_map(); break; }
ASSERT(MUTEX_HELD(MTX));
mutex_exit(MTX);
assert(1);
return 0;
}
