diff options
Diffstat (limited to 'usr/src/uts/common/fs/zfs/dsl_pool.c')
| -rw-r--r-- | usr/src/uts/common/fs/zfs/dsl_pool.c | 46 |
1 files changed, 41 insertions, 5 deletions
diff --git a/usr/src/uts/common/fs/zfs/dsl_pool.c b/usr/src/uts/common/fs/zfs/dsl_pool.c index 54c88b1e3c..76bae90e68 100644 --- a/usr/src/uts/common/fs/zfs/dsl_pool.c +++ b/usr/src/uts/common/fs/zfs/dsl_pool.c @@ -438,7 +438,8 @@ dsl_pool_destroy_obsolete_bpobj(dsl_pool_t *dp, dmu_tx_t *tx) } dsl_pool_t * -dsl_pool_create(spa_t *spa, nvlist_t *zplprops, uint64_t txg) +dsl_pool_create(spa_t *spa, nvlist_t *zplprops, dsl_crypto_params_t *dcp, + uint64_t txg) { int err; dsl_pool_t *dp = dsl_pool_open_impl(spa, txg); @@ -451,6 +452,7 @@ dsl_pool_create(spa_t *spa, nvlist_t *zplprops, uint64_t txg) /* create and open the MOS (meta-objset) */ dp->dp_meta_objset = dmu_objset_create_impl(spa, NULL, &dp->dp_meta_rootbp, DMU_OST_META, tx); + spa->spa_meta_objset = dp->dp_meta_objset; /* create the pool directory */ err = zap_create_claim(dp->dp_meta_objset, DMU_POOL_DIRECTORY_OBJECT, @@ -488,11 +490,23 @@ dsl_pool_create(spa_t *spa, nvlist_t *zplprops, uint64_t txg) if (spa_version(spa) >= SPA_VERSION_DSL_SCRUB) dsl_pool_create_origin(dp, tx); + /* + * Some features may be needed when creating the root dataset, so we + * create the feature objects here. + */ + if (spa_version(spa) >= SPA_VERSION_FEATURES) + spa_feature_create_zap_objects(spa, tx); + + if (dcp != NULL && dcp->cp_crypt != ZIO_CRYPT_OFF && + dcp->cp_crypt != ZIO_CRYPT_INHERIT) + spa_feature_enable(spa, SPA_FEATURE_ENCRYPTION, tx); + /* create the root dataset */ - obj = dsl_dataset_create_sync_dd(dp->dp_root_dir, NULL, 0, tx); + obj = dsl_dataset_create_sync_dd(dp->dp_root_dir, NULL, dcp, 0, tx); /* create the root objset */ - VERIFY0(dsl_dataset_hold_obj(dp, obj, FTAG, &ds)); + VERIFY0(dsl_dataset_hold_obj_flags(dp, obj, + DS_HOLD_FLAG_DECRYPT, FTAG, &ds)); #ifdef _KERNEL { objset_t *os; @@ -503,7 +517,7 @@ dsl_pool_create(spa_t *spa, nvlist_t *zplprops, uint64_t txg) zfs_create_fs(os, kcred, zplprops, tx); } #endif - dsl_dataset_rele(ds, FTAG); + dsl_dataset_rele_flags(ds, DS_HOLD_FLAG_DECRYPT, FTAG); dmu_tx_commit(tx); @@ -664,9 +678,22 @@ dsl_pool_sync(dsl_pool_t *dp, uint64_t txg) */ zio = zio_root(dp->dp_spa, NULL, NULL, ZIO_FLAG_MUSTSUCCEED); while ((ds = txg_list_remove(&dp->dp_dirty_datasets, txg)) != NULL) { + objset_t *os = ds->ds_objset; + ASSERT(list_link_active(&ds->ds_synced_link)); dmu_buf_rele(ds->ds_dbuf, ds); dsl_dataset_sync(ds, zio, tx); + + /* + * Release any key mappings created by calls to + * dsl_dataset_dirty() from the userquota accounting + * code paths. + */ + if (os->os_encrypted && !os->os_raw_receive && + !os->os_next_write_raw[txg & TXG_MASK]) { + ASSERT3P(ds->ds_key_mapping, !=, NULL); + key_mapping_rele(dp->dp_spa, ds->ds_key_mapping, ds); + } } VERIFY0(zio_wait(zio)); @@ -676,8 +703,17 @@ dsl_pool_sync(dsl_pool_t *dp, uint64_t txg) * * - move dead blocks from the pending deadlist to the on-disk deadlist * - release hold from dsl_dataset_dirty() + * - release key mapping hold from dsl_dataset_dirty() */ while ((ds = list_remove_head(&synced_datasets)) != NULL) { + objset_t *os = ds->ds_objset; + + if (os->os_encrypted && !os->os_raw_receive && + !os->os_next_write_raw[txg & TXG_MASK]) { + ASSERT3P(ds->ds_key_mapping, !=, NULL); + key_mapping_rele(dp->dp_spa, ds->ds_key_mapping, ds); + } + dsl_dataset_sync_done(ds, tx); } while ((dd = txg_list_remove(&dp->dp_dirty_dirs, txg)) != NULL) { @@ -1027,7 +1063,7 @@ dsl_pool_create_origin(dsl_pool_t *dp, dmu_tx_t *tx) /* create the origin dir, ds, & snap-ds */ dsobj = dsl_dataset_create_sync(dp->dp_root_dir, ORIGIN_DIR_NAME, - NULL, 0, kcred, tx); + NULL, 0, kcred, NULL, tx); VERIFY0(dsl_dataset_hold_obj(dp, dsobj, FTAG, &ds)); dsl_dataset_snapshot_sync_impl(ds, ORIGIN_DIR_NAME, tx); VERIFY0(dsl_dataset_hold_obj(dp, dsl_dataset_phys(ds)->ds_prev_snap_obj, |