void
dsl_dir_destroy_sync(void *arg1, void *tag, dmu_tx_t *tx)
{
dsl_dir_t *dd = arg1;
objset_t *mos = dd->dd_pool->dp_meta_objset;
uint64_t obj;
dd_used_t t;
ASSERT(RW_WRITE_HELD(&dd->dd_pool->dp_config_rwlock));
ASSERT(dd->dd_phys->dd_head_dataset_obj == 0);
/*
* Remove our reservation. The impl() routine avoids setting the
* actual property, which would require the (already destroyed) ds.
*/
dsl_dir_set_reservation_sync_impl(dd, 0, tx);
ASSERT0(dd->dd_phys->dd_used_bytes);
ASSERT0(dd->dd_phys->dd_reserved);
for (t = 0; t < DD_USED_NUM; t++)
ASSERT0(dd->dd_phys->dd_used_breakdown[t]);
VERIFY(0 == zap_destroy(mos, dd->dd_phys->dd_child_dir_zapobj, tx));
VERIFY(0 == zap_destroy(mos, dd->dd_phys->dd_props_zapobj, tx));
VERIFY(0 == dsl_deleg_destroy(mos, dd->dd_phys->dd_deleg_zapobj, tx));
VERIFY(0 == zap_remove(mos,
dd->dd_parent->dd_phys->dd_child_dir_zapobj, dd->dd_myname, tx));
obj = dd->dd_object;
dsl_dir_close(dd, tag);
VERIFY(0 == dmu_object_free(mos, obj, tx));
}
void
dsl_dir_destroy_sync(void *arg1, void *tag, cred_t *cr, dmu_tx_t *tx)
{
dsl_dir_t *dd = arg1;
objset_t *mos = dd->dd_pool->dp_meta_objset;
uint64_t val, obj;
ASSERT(RW_WRITE_HELD(&dd->dd_pool->dp_config_rwlock));
ASSERT(dd->dd_phys->dd_head_dataset_obj == 0);
/* Remove our reservation. */
val = 0;
dsl_dir_set_reservation_sync(dd, &val, cr, tx);
ASSERT3U(dd->dd_used_bytes, ==, 0);
ASSERT3U(dd->dd_phys->dd_reserved, ==, 0);
VERIFY(0 == zap_destroy(mos, dd->dd_phys->dd_child_dir_zapobj, tx));
VERIFY(0 == zap_destroy(mos, dd->dd_phys->dd_props_zapobj, tx));
VERIFY(0 == dsl_deleg_destroy(mos, dd->dd_phys->dd_deleg_zapobj, tx));
VERIFY(0 == zap_remove(mos,
dd->dd_parent->dd_phys->dd_child_dir_zapobj, dd->dd_myname, tx));
obj = dd->dd_object;
dsl_dir_close(dd, tag);
VERIFY(0 == dmu_object_free(mos, obj, tx));
}
static void
dsl_deleg_unset_sync(void *arg, dmu_tx_t *tx)
{
dsl_deleg_arg_t *dda = arg;
dsl_dir_t *dd;
dsl_pool_t *dp = dmu_tx_pool(tx);
objset_t *mos = dp->dp_meta_objset;
nvpair_t *whopair = NULL;
uint64_t zapobj;
VERIFY0(dsl_dir_hold(dp, dda->dda_name, FTAG, &dd, NULL));
zapobj = dd->dd_phys->dd_deleg_zapobj;
if (zapobj == 0) {
dsl_dir_rele(dd, FTAG);
return;
}
while ((whopair = nvlist_next_nvpair(dda->dda_nvlist, whopair))) {
const char *whokey = nvpair_name(whopair);
nvlist_t *perms;
nvpair_t *permpair = NULL;
uint64_t jumpobj;
if (nvpair_value_nvlist(whopair, &perms) != 0) {
if (zap_lookup(mos, zapobj, whokey, 8,
1, &jumpobj) == 0) {
(void) zap_remove(mos, zapobj, whokey, tx);
VERIFY(0 == zap_destroy(mos, jumpobj, tx));
}
spa_history_log_internal_dd(dd, "permission who remove",
tx, "%s", whokey);
continue;
}
if (zap_lookup(mos, zapobj, whokey, 8, 1, &jumpobj) != 0)
continue;
while ((permpair = nvlist_next_nvpair(perms, permpair))) {
const char *perm = nvpair_name(permpair);
uint64_t n = 0;
(void) zap_remove(mos, jumpobj, perm, tx);
if (zap_count(mos, jumpobj, &n) == 0 && n == 0) {
(void) zap_remove(mos, zapobj,
whokey, tx);
VERIFY(0 == zap_destroy(mos,
jumpobj, tx));
}
spa_history_log_internal_dd(dd, "permission remove", tx,
"%s %s", whokey, perm);
}
}
dsl_dir_rele(dd, FTAG);
}
static void
dsl_deleg_unset_sync(void *arg1, void *arg2, cred_t *cr, dmu_tx_t *tx)
{
dsl_dir_t *dd = arg1;
nvlist_t *nvp = arg2;
objset_t *mos = dd->dd_pool->dp_meta_objset;
nvpair_t *whopair = NULL;
uint64_t zapobj = dd->dd_phys->dd_deleg_zapobj;
if (zapobj == 0)
return;
while (whopair = nvlist_next_nvpair(nvp, whopair)) {
const char *whokey = nvpair_name(whopair);
nvlist_t *perms;
nvpair_t *permpair = NULL;
uint64_t jumpobj;
if (nvpair_value_nvlist(whopair, &perms) != 0) {
if (zap_lookup(mos, zapobj, whokey, 8,
1, &jumpobj) == 0) {
(void) zap_remove(mos, zapobj, whokey, tx);
VERIFY(0 == zap_destroy(mos, jumpobj, tx));
}
spa_history_internal_log(LOG_DS_PERM_WHO_REMOVE,
dd->dd_pool->dp_spa, tx, cr,
"%s dataset = %llu", whokey,
dd->dd_phys->dd_head_dataset_obj);
continue;
}
if (zap_lookup(mos, zapobj, whokey, 8, 1, &jumpobj) != 0)
continue;
while (permpair = nvlist_next_nvpair(perms, permpair)) {
const char *perm = nvpair_name(permpair);
uint64_t n = 0;
(void) zap_remove(mos, jumpobj, perm, tx);
if (zap_count(mos, jumpobj, &n) == 0 && n == 0) {
(void) zap_remove(mos, zapobj,
whokey, tx);
VERIFY(0 == zap_destroy(mos,
jumpobj, tx));
}
spa_history_internal_log(LOG_DS_PERM_REMOVE,
dd->dd_pool->dp_spa, tx, cr,
"%s %s dataset = %llu", whokey, perm,
dd->dd_phys->dd_head_dataset_obj);
}
}
}
int
dsl_deleg_destroy(objset_t *mos, uint64_t zapobj, dmu_tx_t *tx)
{
zap_cursor_t zc;
zap_attribute_t za;
if (zapobj == 0)
return (0);
for (zap_cursor_init(&zc, mos, zapobj);
zap_cursor_retrieve(&zc, &za) == 0;
zap_cursor_advance(&zc)) {
ASSERT(za.za_integer_length == 8 && za.za_num_integers == 1);
VERIFY(0 == zap_destroy(mos, za.za_first_integer, tx));
}
zap_cursor_fini(&zc);
VERIFY(0 == zap_destroy(mos, zapobj, tx));
return (0);
}
void
dsl_dir_destroy_sync(void *arg1, void *tag, dmu_tx_t *tx)
{
dsl_dataset_t *ds = arg1;
dsl_dir_t *dd = ds->ds_dir;
objset_t *mos = dd->dd_pool->dp_meta_objset;
dsl_prop_setarg_t psa;
uint64_t value = 0;
uint64_t obj;
dd_used_t t;
ASSERT(RW_WRITE_HELD(&dd->dd_pool->dp_config_rwlock));
ASSERT(dd->dd_phys->dd_head_dataset_obj == 0);
/* Remove our reservation. */
dsl_prop_setarg_init_uint64(&psa, "reservation",
(ZPROP_SRC_NONE | ZPROP_SRC_LOCAL | ZPROP_SRC_RECEIVED),
&value);
psa.psa_effective_value = 0; /* predict default value */
dsl_dir_set_reservation_sync(ds, &psa, tx);
ASSERT3U(dd->dd_phys->dd_used_bytes, ==, 0);
ASSERT3U(dd->dd_phys->dd_reserved, ==, 0);
for (t = 0; t < DD_USED_NUM; t++)
ASSERT3U(dd->dd_phys->dd_used_breakdown[t], ==, 0);
VERIFY(0 == zap_destroy(mos, dd->dd_phys->dd_child_dir_zapobj, tx));
VERIFY(0 == zap_destroy(mos, dd->dd_phys->dd_props_zapobj, tx));
VERIFY(0 == dsl_deleg_destroy(mos, dd->dd_phys->dd_deleg_zapobj, tx));
VERIFY(0 == zap_remove(mos,
dd->dd_parent->dd_phys->dd_child_dir_zapobj, dd->dd_myname, tx));
obj = dd->dd_object;
dsl_dir_close(dd, tag);
VERIFY(0 == dmu_object_free(mos, obj, tx));
}
static void
dsl_bookmark_destroy_sync(void *arg, dmu_tx_t *tx)
{
dsl_bookmark_destroy_arg_t *dbda = arg;
dsl_pool_t *dp = dmu_tx_pool(tx);
objset_t *mos = dp->dp_meta_objset;
nvpair_t *pair;
for (pair = nvlist_next_nvpair(dbda->dbda_success, NULL);
pair != NULL; pair = nvlist_next_nvpair(dbda->dbda_success, pair)) {
dsl_dataset_t *ds;
char *shortname;
uint64_t zap_cnt;
VERIFY0(dsl_bookmark_hold_ds(dp, nvpair_name(pair),
&ds, FTAG, &shortname));
VERIFY0(dsl_dataset_bookmark_remove(ds, shortname, tx));
/*
* If all of this dataset's bookmarks have been destroyed,
* free the zap object and decrement the feature's use count.
*/
VERIFY0(zap_count(mos, ds->ds_bookmarks,
&zap_cnt));
if (zap_cnt == 0) {
dmu_buf_will_dirty(ds->ds_dbuf, tx);
VERIFY0(zap_destroy(mos, ds->ds_bookmarks, tx));
ds->ds_bookmarks = 0;
spa_feature_decr(dp->dp_spa, SPA_FEATURE_BOOKMARKS, tx);
VERIFY0(zap_remove(mos, ds->ds_object,
DS_FIELD_BOOKMARK_NAMES, tx));
}
spa_history_log_internal_ds(ds, "remove bookmark", tx,
"name=%s", shortname);
dsl_dataset_rele(ds, FTAG);
}
}
static int
ddt_zap_destroy(objset_t *os, uint64_t object, dmu_tx_t *tx)
{
return (zap_destroy(os, object, tx));
}
