Lines Matching refs:root
644 static void __setup_root(struct btrfs_root *root, struct btrfs_fs_info *fs_info, in __setup_root() argument
649 memset(&root->root_key, 0, sizeof(root->root_key)); in __setup_root()
650 memset(&root->root_item, 0, sizeof(root->root_item)); in __setup_root()
651 memset(&root->defrag_progress, 0, sizeof(root->defrag_progress)); in __setup_root()
652 root->fs_info = fs_info; in __setup_root()
653 root->root_key.objectid = objectid; in __setup_root()
654 root->node = NULL; in __setup_root()
655 root->commit_root = NULL; in __setup_root()
656 root->state = 0; in __setup_root()
657 RB_CLEAR_NODE(&root->rb_node); in __setup_root()
659 btrfs_set_root_last_trans(root, 0); in __setup_root()
660 root->free_objectid = 0; in __setup_root()
661 root->nr_delalloc_inodes = 0; in __setup_root()
662 root->nr_ordered_extents = 0; in __setup_root()
663 xa_init(&root->inodes); in __setup_root()
664 xa_init(&root->delayed_nodes); in __setup_root()
666 btrfs_init_root_block_rsv(root); in __setup_root()
668 INIT_LIST_HEAD(&root->dirty_list); in __setup_root()
669 INIT_LIST_HEAD(&root->root_list); in __setup_root()
670 INIT_LIST_HEAD(&root->delalloc_inodes); in __setup_root()
671 INIT_LIST_HEAD(&root->delalloc_root); in __setup_root()
672 INIT_LIST_HEAD(&root->ordered_extents); in __setup_root()
673 INIT_LIST_HEAD(&root->ordered_root); in __setup_root()
674 INIT_LIST_HEAD(&root->reloc_dirty_list); in __setup_root()
675 spin_lock_init(&root->delalloc_lock); in __setup_root()
676 spin_lock_init(&root->ordered_extent_lock); in __setup_root()
677 spin_lock_init(&root->accounting_lock); in __setup_root()
678 spin_lock_init(&root->qgroup_meta_rsv_lock); in __setup_root()
679 mutex_init(&root->objectid_mutex); in __setup_root()
680 mutex_init(&root->log_mutex); in __setup_root()
681 mutex_init(&root->ordered_extent_mutex); in __setup_root()
682 mutex_init(&root->delalloc_mutex); in __setup_root()
683 init_waitqueue_head(&root->qgroup_flush_wait); in __setup_root()
684 init_waitqueue_head(&root->log_writer_wait); in __setup_root()
685 init_waitqueue_head(&root->log_commit_wait[0]); in __setup_root()
686 init_waitqueue_head(&root->log_commit_wait[1]); in __setup_root()
687 INIT_LIST_HEAD(&root->log_ctxs[0]); in __setup_root()
688 INIT_LIST_HEAD(&root->log_ctxs[1]); in __setup_root()
689 atomic_set(&root->log_commit[0], 0); in __setup_root()
690 atomic_set(&root->log_commit[1], 0); in __setup_root()
691 atomic_set(&root->log_writers, 0); in __setup_root()
692 atomic_set(&root->log_batch, 0); in __setup_root()
693 refcount_set(&root->refs, 1); in __setup_root()
694 atomic_set(&root->snapshot_force_cow, 0); in __setup_root()
695 atomic_set(&root->nr_swapfiles, 0); in __setup_root()
696 btrfs_set_root_log_transid(root, 0); in __setup_root()
697 root->log_transid_committed = -1; in __setup_root()
698 btrfs_set_root_last_log_commit(root, 0); in __setup_root()
699 root->anon_dev = 0; in __setup_root()
701 extent_io_tree_init(fs_info, &root->dirty_log_pages, in __setup_root()
703 extent_io_tree_init(fs_info, &root->log_csum_range, in __setup_root()
707 spin_lock_init(&root->root_item_lock); in __setup_root()
708 btrfs_qgroup_init_swapped_blocks(&root->swapped_blocks); in __setup_root()
710 INIT_LIST_HEAD(&root->leak_list); in __setup_root()
712 list_add_tail(&root->leak_list, &fs_info->allocated_roots); in __setup_root()
720 struct btrfs_root *root = kzalloc(sizeof(*root), flags); in btrfs_alloc_root() local
721 if (root) in btrfs_alloc_root()
722 __setup_root(root, fs_info, objectid); in btrfs_alloc_root()
723 return root; in btrfs_alloc_root()
730 struct btrfs_root *root; in btrfs_alloc_dummy_root() local
735 root = btrfs_alloc_root(fs_info, BTRFS_ROOT_TREE_OBJECTID, GFP_KERNEL); in btrfs_alloc_dummy_root()
736 if (!root) in btrfs_alloc_dummy_root()
740 root->alloc_bytenr = 0; in btrfs_alloc_dummy_root()
742 return root; in btrfs_alloc_dummy_root()
757 const struct btrfs_root *root = rb_entry(node, struct btrfs_root, rb_node); in global_root_key_cmp() local
759 return btrfs_comp_cpu_keys(key, &root->root_key); in global_root_key_cmp()
762 int btrfs_global_root_insert(struct btrfs_root *root) in btrfs_global_root_insert() argument
764 struct btrfs_fs_info *fs_info = root->fs_info; in btrfs_global_root_insert()
769 tmp = rb_find_add(&root->rb_node, &fs_info->global_root_tree, global_root_cmp); in btrfs_global_root_insert()
775 btrfs_root_id(root), root->root_key.offset); in btrfs_global_root_insert()
780 void btrfs_global_root_delete(struct btrfs_root *root) in btrfs_global_root_delete() argument
782 struct btrfs_fs_info *fs_info = root->fs_info; in btrfs_global_root_delete()
785 rb_erase(&root->rb_node, &fs_info->global_root_tree); in btrfs_global_root_delete()
793 struct btrfs_root *root = NULL; in btrfs_global_root() local
798 root = container_of(node, struct btrfs_root, rb_node); in btrfs_global_root()
801 return root; in btrfs_global_root()
853 struct btrfs_root *root; in btrfs_create_tree() local
863 root = btrfs_alloc_root(fs_info, objectid, GFP_KERNEL); in btrfs_create_tree()
865 if (!root) in btrfs_create_tree()
868 root->root_key.objectid = objectid; in btrfs_create_tree()
869 root->root_key.type = BTRFS_ROOT_ITEM_KEY; in btrfs_create_tree()
870 root->root_key.offset = 0; in btrfs_create_tree()
872 leaf = btrfs_alloc_tree_block(trans, root, 0, objectid, NULL, 0, 0, 0, in btrfs_create_tree()
880 root->node = leaf; in btrfs_create_tree()
883 root->commit_root = btrfs_root_node(root); in btrfs_create_tree()
884 set_bit(BTRFS_ROOT_TRACK_DIRTY, &root->state); in btrfs_create_tree()
886 btrfs_set_root_flags(&root->root_item, 0); in btrfs_create_tree()
887 btrfs_set_root_limit(&root->root_item, 0); in btrfs_create_tree()
888 btrfs_set_root_bytenr(&root->root_item, leaf->start); in btrfs_create_tree()
889 btrfs_set_root_generation(&root->root_item, trans->transid); in btrfs_create_tree()
890 btrfs_set_root_level(&root->root_item, 0); in btrfs_create_tree()
891 btrfs_set_root_refs(&root->root_item, 1); in btrfs_create_tree()
892 btrfs_set_root_used(&root->root_item, leaf->len); in btrfs_create_tree()
893 btrfs_set_root_last_snapshot(&root->root_item, 0); in btrfs_create_tree()
894 btrfs_set_root_dirid(&root->root_item, 0); in btrfs_create_tree()
896 generate_random_guid(root->root_item.uuid); in btrfs_create_tree()
898 export_guid(root->root_item.uuid, &guid_null); in btrfs_create_tree()
899 btrfs_set_root_drop_level(&root->root_item, 0); in btrfs_create_tree()
906 ret = btrfs_insert_root(trans, tree_root, &key, &root->root_item); in btrfs_create_tree()
910 return root; in btrfs_create_tree()
913 btrfs_put_root(root); in btrfs_create_tree()
920 struct btrfs_root *root; in alloc_log_tree() local
922 root = btrfs_alloc_root(fs_info, BTRFS_TREE_LOG_OBJECTID, GFP_NOFS); in alloc_log_tree()
923 if (!root) in alloc_log_tree()
926 root->root_key.objectid = BTRFS_TREE_LOG_OBJECTID; in alloc_log_tree()
927 root->root_key.type = BTRFS_ROOT_ITEM_KEY; in alloc_log_tree()
928 root->root_key.offset = BTRFS_TREE_LOG_OBJECTID; in alloc_log_tree()
930 return root; in alloc_log_tree()
934 struct btrfs_root *root) in btrfs_alloc_log_tree_node() argument
948 leaf = btrfs_alloc_tree_block(trans, root, 0, BTRFS_TREE_LOG_OBJECTID, in btrfs_alloc_log_tree_node()
953 root->node = leaf; in btrfs_alloc_log_tree_node()
955 btrfs_mark_buffer_dirty(trans, root->node); in btrfs_alloc_log_tree_node()
956 btrfs_tree_unlock(root->node); in btrfs_alloc_log_tree_node()
985 struct btrfs_root *root) in btrfs_add_log_tree() argument
987 struct btrfs_fs_info *fs_info = root->fs_info; in btrfs_add_log_tree()
1003 log_root->root_key.offset = btrfs_root_id(root); in btrfs_add_log_tree()
1015 WARN_ON(root->log_root); in btrfs_add_log_tree()
1016 root->log_root = log_root; in btrfs_add_log_tree()
1017 btrfs_set_root_log_transid(root, 0); in btrfs_add_log_tree()
1018 root->log_transid_committed = -1; in btrfs_add_log_tree()
1019 btrfs_set_root_last_log_commit(root, 0); in btrfs_add_log_tree()
1027 struct btrfs_root *root; in read_tree_root_path() local
1034 root = btrfs_alloc_root(fs_info, key->objectid, GFP_NOFS); in read_tree_root_path()
1035 if (!root) in read_tree_root_path()
1039 &root->root_item, &root->root_key); in read_tree_root_path()
1046 generation = btrfs_root_generation(&root->root_item); in read_tree_root_path()
1047 level = btrfs_root_level(&root->root_item); in read_tree_root_path()
1051 root->node = read_tree_block(fs_info, btrfs_root_bytenr(&root->root_item), in read_tree_root_path()
1053 if (IS_ERR(root->node)) { in read_tree_root_path()
1054 ret = PTR_ERR(root->node); in read_tree_root_path()
1055 root->node = NULL; in read_tree_root_path()
1058 if (!btrfs_buffer_uptodate(root->node, generation, 0)) { in read_tree_root_path()
1068 btrfs_root_id(root) != BTRFS_TREE_LOG_OBJECTID && in read_tree_root_path()
1069 btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID && in read_tree_root_path()
1070 btrfs_root_id(root) != btrfs_header_owner(root->node)) { in read_tree_root_path()
1073 btrfs_root_id(root), root->node->start, in read_tree_root_path()
1074 btrfs_header_owner(root->node), in read_tree_root_path()
1075 btrfs_root_id(root)); in read_tree_root_path()
1079 root->commit_root = btrfs_root_node(root); in read_tree_root_path()
1080 return root; in read_tree_root_path()
1082 btrfs_put_root(root); in read_tree_root_path()
1089 struct btrfs_root *root; in btrfs_read_tree_root() local
1095 root = read_tree_root_path(tree_root, path, key); in btrfs_read_tree_root()
1097 return root; in btrfs_read_tree_root()
1107 static int btrfs_init_fs_root(struct btrfs_root *root, dev_t anon_dev) in btrfs_init_fs_root() argument
1111 btrfs_drew_lock_init(&root->snapshot_lock); in btrfs_init_fs_root()
1113 if (btrfs_root_id(root) != BTRFS_TREE_LOG_OBJECTID && in btrfs_init_fs_root()
1114 !btrfs_is_data_reloc_root(root) && in btrfs_init_fs_root()
1115 is_fstree(btrfs_root_id(root))) { in btrfs_init_fs_root()
1116 set_bit(BTRFS_ROOT_SHAREABLE, &root->state); in btrfs_init_fs_root()
1117 btrfs_check_and_init_root_item(&root->root_item); in btrfs_init_fs_root()
1124 if (is_fstree(btrfs_root_id(root)) && in btrfs_init_fs_root()
1125 btrfs_root_refs(&root->root_item) > 0) { in btrfs_init_fs_root()
1127 ret = get_anon_bdev(&root->anon_dev); in btrfs_init_fs_root()
1131 root->anon_dev = anon_dev; in btrfs_init_fs_root()
1135 mutex_lock(&root->objectid_mutex); in btrfs_init_fs_root()
1136 ret = btrfs_init_root_free_objectid(root); in btrfs_init_fs_root()
1138 mutex_unlock(&root->objectid_mutex); in btrfs_init_fs_root()
1142 ASSERT(root->free_objectid <= BTRFS_LAST_FREE_OBJECTID); in btrfs_init_fs_root()
1144 mutex_unlock(&root->objectid_mutex); in btrfs_init_fs_root()
1152 struct btrfs_root *root; in btrfs_lookup_fs_root() local
1155 root = radix_tree_lookup(&fs_info->fs_roots_radix, in btrfs_lookup_fs_root()
1157 root = btrfs_grab_root(root); in btrfs_lookup_fs_root()
1159 return root; in btrfs_lookup_fs_root()
1198 struct btrfs_root *root) in btrfs_insert_fs_root() argument
1208 (unsigned long)btrfs_root_id(root), in btrfs_insert_fs_root()
1209 root); in btrfs_insert_fs_root()
1211 btrfs_grab_root(root); in btrfs_insert_fs_root()
1212 set_bit(BTRFS_ROOT_IN_RADIX, &root->state); in btrfs_insert_fs_root()
1223 struct btrfs_root *root; in btrfs_check_leaked_roots() local
1228 root = list_first_entry(&fs_info->allocated_roots, in btrfs_check_leaked_roots()
1231 btrfs_root_name(&root->root_key, buf), in btrfs_check_leaked_roots()
1232 refcount_read(&root->refs)); in btrfs_check_leaked_roots()
1234 while (refcount_read(&root->refs) > 1) in btrfs_check_leaked_roots()
1235 btrfs_put_root(root); in btrfs_check_leaked_roots()
1236 btrfs_put_root(root); in btrfs_check_leaked_roots()
1243 struct btrfs_root *root; in free_global_roots() local
1247 root = rb_entry(node, struct btrfs_root, rb_node); in free_global_roots()
1248 rb_erase(&root->rb_node, &fs_info->global_root_tree); in free_global_roots()
1249 btrfs_put_root(root); in free_global_roots()
1310 struct btrfs_root *root; in btrfs_get_root_ref() local
1315 root = btrfs_get_global_root(fs_info, objectid); in btrfs_get_root_ref()
1316 if (root) in btrfs_get_root_ref()
1317 return root; in btrfs_get_root_ref()
1329 root = btrfs_lookup_fs_root(fs_info, objectid); in btrfs_get_root_ref()
1330 if (root) { in btrfs_get_root_ref()
1342 if (check_ref && btrfs_root_refs(&root->root_item) == 0) { in btrfs_get_root_ref()
1343 btrfs_put_root(root); in btrfs_get_root_ref()
1346 return root; in btrfs_get_root_ref()
1352 root = btrfs_read_tree_root(fs_info->tree_root, &key); in btrfs_get_root_ref()
1353 if (IS_ERR(root)) in btrfs_get_root_ref()
1354 return root; in btrfs_get_root_ref()
1356 if (check_ref && btrfs_root_refs(&root->root_item) == 0) { in btrfs_get_root_ref()
1361 ret = btrfs_init_fs_root(root, anon_dev ? *anon_dev : 0); in btrfs_get_root_ref()
1379 set_bit(BTRFS_ROOT_ORPHAN_ITEM_INSERTED, &root->state); in btrfs_get_root_ref()
1381 ret = btrfs_insert_fs_root(fs_info, root); in btrfs_get_root_ref()
1384 btrfs_put_root(root); in btrfs_get_root_ref()
1389 return root; in btrfs_get_root_ref()
1398 root->anon_dev = 0; in btrfs_get_root_ref()
1399 btrfs_put_root(root); in btrfs_get_root_ref()
1449 struct btrfs_root *root; in btrfs_get_fs_root_commit_root() local
1460 root = btrfs_get_global_root(fs_info, objectid); in btrfs_get_fs_root_commit_root()
1461 if (root) in btrfs_get_fs_root_commit_root()
1462 return root; in btrfs_get_fs_root_commit_root()
1464 root = btrfs_lookup_fs_root(fs_info, objectid); in btrfs_get_fs_root_commit_root()
1465 if (root) in btrfs_get_fs_root_commit_root()
1466 return root; in btrfs_get_fs_root_commit_root()
1471 root = read_tree_root_path(fs_info->tree_root, path, &key); in btrfs_get_fs_root_commit_root()
1474 return root; in btrfs_get_fs_root_commit_root()
1556 struct btrfs_root *root = arg; in transaction_kthread() local
1557 struct btrfs_fs_info *fs_info = root->fs_info; in transaction_kthread()
1591 trans = btrfs_attach_transaction(root); in transaction_kthread()
1801 static void free_root_extent_buffers(struct btrfs_root *root) in free_root_extent_buffers() argument
1803 if (root) { in free_root_extent_buffers()
1804 free_extent_buffer(root->node); in free_root_extent_buffers()
1805 free_extent_buffer(root->commit_root); in free_root_extent_buffers()
1806 root->node = NULL; in free_root_extent_buffers()
1807 root->commit_root = NULL; in free_root_extent_buffers()
1813 struct btrfs_root *root, *tmp; in free_global_root_pointers() local
1815 rbtree_postorder_for_each_entry_safe(root, tmp, in free_global_root_pointers()
1818 free_root_extent_buffers(root); in free_global_root_pointers()
1838 void btrfs_put_root(struct btrfs_root *root) in btrfs_put_root() argument
1840 if (!root) in btrfs_put_root()
1843 if (refcount_dec_and_test(&root->refs)) { in btrfs_put_root()
1844 if (WARN_ON(!xa_empty(&root->inodes))) in btrfs_put_root()
1845 xa_destroy(&root->inodes); in btrfs_put_root()
1846 WARN_ON(test_bit(BTRFS_ROOT_DEAD_RELOC_TREE, &root->state)); in btrfs_put_root()
1847 if (root->anon_dev) in btrfs_put_root()
1848 free_anon_bdev(root->anon_dev); in btrfs_put_root()
1849 free_root_extent_buffers(root); in btrfs_put_root()
1851 spin_lock(&root->fs_info->fs_roots_radix_lock); in btrfs_put_root()
1852 list_del_init(&root->leak_list); in btrfs_put_root()
1853 spin_unlock(&root->fs_info->fs_roots_radix_lock); in btrfs_put_root()
1855 kfree(root); in btrfs_put_root()
1934 BTRFS_I(inode)->root = btrfs_grab_root(fs_info->tree_root); in btrfs_init_btree_inode()
2120 struct btrfs_root *root; in load_global_roots_objectid() local
2165 root = read_tree_root_path(tree_root, path, &key); in load_global_roots_objectid()
2166 if (IS_ERR(root)) { in load_global_roots_objectid()
2168 ret = PTR_ERR(root); in load_global_roots_objectid()
2171 set_bit(BTRFS_ROOT_TRACK_DIRTY, &root->state); in load_global_roots_objectid()
2172 ret = btrfs_global_root_insert(root); in load_global_roots_objectid()
2174 btrfs_put_root(root); in load_global_roots_objectid()
2226 struct btrfs_root *root; in btrfs_read_roots() local
2241 root = btrfs_read_tree_root(tree_root, &location); in btrfs_read_roots()
2242 if (IS_ERR(root)) { in btrfs_read_roots()
2244 ret = PTR_ERR(root); in btrfs_read_roots()
2248 set_bit(BTRFS_ROOT_TRACK_DIRTY, &root->state); in btrfs_read_roots()
2249 fs_info->block_group_root = root; in btrfs_read_roots()
2254 root = btrfs_read_tree_root(tree_root, &location); in btrfs_read_roots()
2255 if (IS_ERR(root)) { in btrfs_read_roots()
2257 ret = PTR_ERR(root); in btrfs_read_roots()
2261 set_bit(BTRFS_ROOT_TRACK_DIRTY, &root->state); in btrfs_read_roots()
2262 fs_info->dev_root = root; in btrfs_read_roots()
2273 root = btrfs_get_fs_root(tree_root->fs_info, in btrfs_read_roots()
2275 if (IS_ERR(root)) { in btrfs_read_roots()
2277 ret = PTR_ERR(root); in btrfs_read_roots()
2281 set_bit(BTRFS_ROOT_TRACK_DIRTY, &root->state); in btrfs_read_roots()
2282 fs_info->data_reloc_root = root; in btrfs_read_roots()
2286 root = btrfs_read_tree_root(tree_root, &location); in btrfs_read_roots()
2287 if (!IS_ERR(root)) { in btrfs_read_roots()
2288 set_bit(BTRFS_ROOT_TRACK_DIRTY, &root->state); in btrfs_read_roots()
2289 fs_info->quota_root = root; in btrfs_read_roots()
2293 root = btrfs_read_tree_root(tree_root, &location); in btrfs_read_roots()
2294 if (IS_ERR(root)) { in btrfs_read_roots()
2296 ret = PTR_ERR(root); in btrfs_read_roots()
2301 set_bit(BTRFS_ROOT_TRACK_DIRTY, &root->state); in btrfs_read_roots()
2302 fs_info->uuid_root = root; in btrfs_read_roots()
2307 root = btrfs_read_tree_root(tree_root, &location); in btrfs_read_roots()
2308 if (IS_ERR(root)) { in btrfs_read_roots()
2310 ret = PTR_ERR(root); in btrfs_read_roots()
2314 set_bit(BTRFS_ROOT_TRACK_DIRTY, &root->state); in btrfs_read_roots()
2315 fs_info->stripe_root = root; in btrfs_read_roots()
2653 static int load_super_root(struct btrfs_root *root, u64 bytenr, u64 gen, int level) in load_super_root() argument
2658 .owner_root = btrfs_root_id(root) in load_super_root()
2662 root->node = read_tree_block(root->fs_info, bytenr, &check); in load_super_root()
2663 if (IS_ERR(root->node)) { in load_super_root()
2664 ret = PTR_ERR(root->node); in load_super_root()
2665 root->node = NULL; in load_super_root()
2668 if (!extent_buffer_uptodate(root->node)) { in load_super_root()
2669 free_extent_buffer(root->node); in load_super_root()
2670 root->node = NULL; in load_super_root()
2674 btrfs_set_root_node(&root->root_item, root->node); in load_super_root()
2675 root->commit_root = btrfs_root_node(root); in load_super_root()
2676 btrfs_set_root_refs(&root->root_item, 1); in load_super_root()
4191 struct btrfs_root *root) in btrfs_drop_and_free_fs_root() argument
4197 (unsigned long)btrfs_root_id(root)); in btrfs_drop_and_free_fs_root()
4198 if (test_and_clear_bit(BTRFS_ROOT_IN_RADIX, &root->state)) in btrfs_drop_and_free_fs_root()
4203 ASSERT(root->log_root == NULL); in btrfs_drop_and_free_fs_root()
4204 if (root->reloc_root) { in btrfs_drop_and_free_fs_root()
4205 btrfs_put_root(root->reloc_root); in btrfs_drop_and_free_fs_root()
4206 root->reloc_root = NULL; in btrfs_drop_and_free_fs_root()
4211 btrfs_put_root(root); in btrfs_drop_and_free_fs_root()
4593 static void btrfs_destroy_ordered_extents(struct btrfs_root *root) in btrfs_destroy_ordered_extents() argument
4597 spin_lock(&root->ordered_extent_lock); in btrfs_destroy_ordered_extents()
4602 list_for_each_entry(ordered, &root->ordered_extents, in btrfs_destroy_ordered_extents()
4605 spin_unlock(&root->ordered_extent_lock); in btrfs_destroy_ordered_extents()
4610 struct btrfs_root *root; in btrfs_destroy_all_ordered_extents() local
4616 root = list_first_entry(&splice, struct btrfs_root, in btrfs_destroy_all_ordered_extents()
4618 list_move_tail(&root->ordered_root, in btrfs_destroy_all_ordered_extents()
4622 btrfs_destroy_ordered_extents(root); in btrfs_destroy_all_ordered_extents()
4638 static void btrfs_destroy_delalloc_inodes(struct btrfs_root *root) in btrfs_destroy_delalloc_inodes() argument
4643 spin_lock(&root->delalloc_lock); in btrfs_destroy_delalloc_inodes()
4644 list_splice_init(&root->delalloc_inodes, &splice); in btrfs_destroy_delalloc_inodes()
4651 spin_unlock(&root->delalloc_lock); in btrfs_destroy_delalloc_inodes()
4666 spin_lock(&root->delalloc_lock); in btrfs_destroy_delalloc_inodes()
4668 spin_unlock(&root->delalloc_lock); in btrfs_destroy_delalloc_inodes()
4673 struct btrfs_root *root; in btrfs_destroy_all_delalloc_inodes() local
4679 root = list_first_entry(&splice, struct btrfs_root, in btrfs_destroy_all_delalloc_inodes()
4681 root = btrfs_grab_root(root); in btrfs_destroy_all_delalloc_inodes()
4682 BUG_ON(!root); in btrfs_destroy_all_delalloc_inodes()
4685 btrfs_destroy_delalloc_inodes(root); in btrfs_destroy_all_delalloc_inodes()
4686 btrfs_put_root(root); in btrfs_destroy_all_delalloc_inodes()
4832 struct btrfs_root *root = gang[i]; in btrfs_free_all_qgroup_pertrans() local
4834 btrfs_qgroup_free_meta_all_pertrans(root); in btrfs_free_all_qgroup_pertrans()
4836 (unsigned long)btrfs_root_id(root), in btrfs_free_all_qgroup_pertrans()
4927 int btrfs_init_root_free_objectid(struct btrfs_root *root) in btrfs_init_root_free_objectid() argument
4943 ret = btrfs_search_slot(NULL, root, &search_key, path, 0, 0); in btrfs_init_root_free_objectid()
4957 root->free_objectid = max_t(u64, found_key.objectid + 1, in btrfs_init_root_free_objectid()
4960 root->free_objectid = BTRFS_FIRST_FREE_OBJECTID; in btrfs_init_root_free_objectid()
4966 int btrfs_get_free_objectid(struct btrfs_root *root, u64 *objectid) in btrfs_get_free_objectid() argument
4969 mutex_lock(&root->objectid_mutex); in btrfs_get_free_objectid()
4971 if (unlikely(root->free_objectid >= BTRFS_LAST_FREE_OBJECTID)) { in btrfs_get_free_objectid()
4972 btrfs_warn(root->fs_info, in btrfs_get_free_objectid()
4974 btrfs_root_id(root)); in btrfs_get_free_objectid()
4979 *objectid = root->free_objectid++; in btrfs_get_free_objectid()
4982 mutex_unlock(&root->objectid_mutex); in btrfs_get_free_objectid()