| /linux/fs/btrfs/ |
| H A D | uuid-tree.c | 281 if (memcmp(uuid, subvol_root->root_item.uuid, BTRFS_UUID_SIZE)) in btrfs_check_uuid_tree_entry()
285 if (memcmp(uuid, subvol_root->root_item.received_uuid, in btrfs_check_uuid_tree_entry()
400 struct btrfs_root_item root_item; in btrfs_uuid_scan_kthread() local
437 if (item_size < sizeof(root_item)) in btrfs_uuid_scan_kthread()
440 read_extent_buffer(eb, &root_item, in btrfs_uuid_scan_kthread()
442 (int)sizeof(root_item)); in btrfs_uuid_scan_kthread()
443 if (btrfs_root_refs(&root_item) == 0) in btrfs_uuid_scan_kthread()
446 if (!btrfs_is_empty_uuid(root_item.uuid) || in btrfs_uuid_scan_kthread()
447 !btrfs_is_empty_uuid(root_item.received_uuid)) { in btrfs_uuid_scan_kthread()
467 if (!btrfs_is_empty_uuid(root_item.uuid)) { in btrfs_uuid_scan_kthread()
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| H A D | root-tree.c | 68 struct btrfs_path *path, struct btrfs_root_item *root_item, in btrfs_find_root() argument
108 if (root_item) in btrfs_find_root()
109 btrfs_read_root_item(l, slot, root_item); in btrfs_find_root()
283 if (btrfs_root_refs(&root->root_item) == 0) { in btrfs_find_orphan_roots()
286 btrfs_disk_key_to_cpu(&drop_key, &root->root_item.drop_progress); in btrfs_find_orphan_roots()
449 void btrfs_check_and_init_root_item(struct btrfs_root_item *root_item) in btrfs_check_and_init_root_item() argument
451 u64 inode_flags = btrfs_stack_inode_flags(&root_item->inode); in btrfs_check_and_init_root_item()
455 btrfs_set_stack_inode_flags(&root_item->inode, inode_flags); in btrfs_check_and_init_root_item()
456 btrfs_set_root_flags(root_item, 0); in btrfs_check_and_init_root_item()
457 btrfs_set_root_limit(root_item, 0); in btrfs_check_and_init_root_item()
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| H A D | transaction.c | 1323 old_root_used = btrfs_root_used(&root->root_item); in update_cowonly_root()
1326 old_root_bytenr = btrfs_root_bytenr(&root->root_item); in update_cowonly_root()
1328 old_root_used == btrfs_root_used(&root->root_item)) in update_cowonly_root()
1331 btrfs_set_root_node(&root->root_item, root->node); in update_cowonly_root()
1334 &root->root_item); in update_cowonly_root()
1338 old_root_used = btrfs_root_used(&root->root_item); in update_cowonly_root()
1541 btrfs_set_root_node(&root->root_item, in commit_fs_roots()
1547 &root->root_item); in commit_fs_roots()
1689 ASSERT(pending->root_item); in create_pending_snapshot()
1690 new_root_item = pending->root_item; in create_pending_snapshot()
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| H A D | ioctl.c | 544 struct btrfs_root_item AUTO_KFREE(root_item); in create_subvol()
562 root_item = kzalloc(sizeof(*root_item), GFP_KERNEL); in create_subvol()
563 if (!root_item) in create_subvol()
621 inode_item = &root_item->inode; in create_subvol()
629 btrfs_set_root_flags(root_item, 0); in create_subvol()
630 btrfs_set_root_limit(root_item, 0); in create_subvol()
633 btrfs_set_root_bytenr(root_item, leaf->start); in create_subvol()
634 btrfs_set_root_generation(root_item, trans->transid); in create_subvol()
635 btrfs_set_root_level(root_item, 0); in create_subvol()
636 btrfs_set_root_refs(root_item, 1); in create_subvol()
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| H A D | relocation.c | 639 struct btrfs_root_item AUTO_KFREE(root_item); in create_reloc_root()
643 root_item = kmalloc_obj(*root_item, GFP_NOFS); in create_reloc_root()
644 if (!root_item) in create_reloc_root()
662 if (unlikely(btrfs_disk_key_objectid(&root->root_item.drop_progress))) { in create_reloc_root()
665 btrfs_disk_key_to_cpu(&cpu_key, &root->root_item.drop_progress); in create_reloc_root()
687 btrfs_set_root_last_snapshot(&root->root_item, commit_root_gen); in create_reloc_root()
707 memcpy(root_item, &root->root_item, sizeof(*root_item)); in create_reloc_root()
708 btrfs_set_root_bytenr(root_item, eb->start); in create_reloc_root()
709 btrfs_set_root_level(root_item, btrfs_header_level(eb)); in create_reloc_root()
710 btrfs_set_root_generation(root_item, trans->transid); in create_reloc_root()
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| H A D | ctree.h | 182 struct btrfs_root_item root_item; member
324 return (root->root_item.flags & cpu_to_le64(BTRFS_ROOT_SUBVOL_RDONLY)) != 0; in btrfs_root_readonly()
330 return (root->root_item.flags & cpu_to_le64(BTRFS_ROOT_SUBVOL_DEAD)) != 0; in btrfs_root_dead()
383 return btrfs_root_last_snapshot(&root->root_item); in btrfs_root_origin_generation()
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| H A D | block-rsv.c | 343 num_bytes = btrfs_root_used(&fs_info->tree_root->root_item); in btrfs_update_global_block_rsv()
359 num_bytes += btrfs_root_used(&root->root_item); in btrfs_update_global_block_rsv()
366 num_bytes += btrfs_root_used(&fs_info->block_group_root->root_item); in btrfs_update_global_block_rsv()
371 num_bytes += btrfs_root_used(&fs_info->stripe_root->root_item); in btrfs_update_global_block_rsv()
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| H A D | disk-io.c | 855 btrfs_set_root_flags(&root->root_item, 0); in btrfs_create_tree()
856 btrfs_set_root_limit(&root->root_item, 0); in btrfs_create_tree()
857 btrfs_set_root_bytenr(&root->root_item, leaf->start); in btrfs_create_tree()
858 btrfs_set_root_generation(&root->root_item, trans->transid); in btrfs_create_tree()
859 btrfs_set_root_level(&root->root_item, 0); in btrfs_create_tree()
860 btrfs_set_root_refs(&root->root_item, 1); in btrfs_create_tree()
861 btrfs_set_root_used(&root->root_item, leaf->len); in btrfs_create_tree()
862 btrfs_set_root_last_snapshot(&root->root_item, 0); in btrfs_create_tree()
863 btrfs_set_root_dirid(&root->root_item, 0); in btrfs_create_tree()
865 generate_random_guid(root->root_item.uuid); in btrfs_create_tree()
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| H A D | root-tree.h | 34 struct btrfs_path *path, struct btrfs_root_item *root_item,
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| H A D | transaction.h | 201 struct btrfs_root_item *root_item; member
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| H A D | backref.c | 1272 entry->gen != btrfs_root_last_snapshot(&root->root_item)) in lookup_backref_shared_cache()
1335 gen = btrfs_root_last_snapshot(&root->root_item); in store_backref_shared_cache()
1529 btrfs_root_last_snapshot(&sc->root->root_item)) { in find_parent_nodes()
3292 if (btrfs_root_level(&root->root_item) == cur->level) { in handle_indirect_tree_backref()
3294 ASSERT(btrfs_root_bytenr(&root->root_item) == cur->bytenr, in handle_indirect_tree_backref()
3296 btrfs_root_bytenr(&root->root_item), cur->bytenr); in handle_indirect_tree_backref()
3346 ASSERT(btrfs_root_bytenr(&root->root_item) == lower->bytenr, in handle_indirect_tree_backref()
3348 btrfs_root_bytenr(&root->root_item), lower->bytenr); in handle_indirect_tree_backref()
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| H A D | inode.c | 1830 btrfs_root_last_snapshot(&root->root_item)) in can_nocow_file_extent()
3831 if (dead_root && btrfs_root_refs(&dead_root->root_item) == 0) in btrfs_orphan_cleanup()
4754 WARN_ON(btrfs_root_refs(&root->root_item) != 0); in btrfs_prune_dentries()
4808 root_flags = btrfs_root_flags(&dest->root_item); in btrfs_delete_subvolume()
4809 btrfs_set_root_flags(&dest->root_item, in btrfs_delete_subvolume()
4852 memset(&dest->root_item.drop_progress, 0, in btrfs_delete_subvolume()
4853 sizeof(dest->root_item.drop_progress)); in btrfs_delete_subvolume()
4854 btrfs_set_root_drop_level(&dest->root_item, 0); in btrfs_delete_subvolume()
4855 btrfs_set_root_refs(&dest->root_item, 0); in btrfs_delete_subvolume()
4867 ret = btrfs_uuid_tree_remove(trans, dest->root_item.uuid, in btrfs_delete_subvolume()
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| H A D | send.c | 2490 if (!btrfs_is_empty_uuid(sctx->send_root->root_item.received_uuid)) in send_subvol_begin()
2492 sctx->send_root->root_item.received_uuid); in send_subvol_begin()
2495 sctx->send_root->root_item.uuid); in send_subvol_begin()
2498 btrfs_root_ctransid(&sctx->send_root->root_item)); in send_subvol_begin()
2500 if (!btrfs_is_empty_uuid(parent_root->root_item.received_uuid)) in send_subvol_begin()
2502 parent_root->root_item.received_uuid); in send_subvol_begin()
2505 parent_root->root_item.uuid); in send_subvol_begin()
2507 btrfs_root_ctransid(&sctx->parent_root->root_item)); in send_subvol_begin()
5317 if (!btrfs_is_empty_uuid(clone_root->root->root_item.received_uuid)) in send_clone()
5319 clone_root->root->root_item.received_uuid); in send_clone()
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| H A D | extent-tree.c | 6267 struct btrfs_root_item *root_item = &root->root_item; in btrfs_drop_snapshot() local
6318 if (btrfs_disk_key_objectid(&root_item->drop_progress) == 0) { in btrfs_drop_snapshot()
6326 btrfs_disk_key_to_cpu(&key, &root_item->drop_progress); in btrfs_drop_snapshot()
6330 level = btrfs_root_drop_level(root_item); in btrfs_drop_snapshot()
6365 if (level == btrfs_root_drop_level(root_item)) in btrfs_drop_snapshot()
6409 btrfs_cpu_key_to_disk(&root_item->drop_progress, in btrfs_drop_snapshot()
6411 btrfs_set_root_drop_level(root_item, wc->drop_level); in btrfs_drop_snapshot()
6418 root_item); in btrfs_drop_snapshot()
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| H A D | ctree.c | 330 if (buf_gen > btrfs_root_last_snapshot(&root->root_item) && in btrfs_block_can_be_shared()
805 btrfs_set_root_used(&root->root_item, in root_add_used_bytes()
806 btrfs_root_used(&root->root_item) + root->fs_info->nodesize); in root_add_used_bytes()
813 btrfs_set_root_used(&root->root_item, in root_sub_used_bytes()
814 btrfs_root_used(&root->root_item) - root->fs_info->nodesize); in root_sub_used_bytes()
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| H A D | tree-log.c | 3152 struct btrfs_root_item *root_item) in update_log_root() argument
3160 &log->root_key, root_item); in update_log_root()
3163 &log->root_key, root_item); in update_log_root()
3386 btrfs_set_root_node(&log->root_item, log->node); in btrfs_sync_log()
3387 memcpy(&new_root_item, &log->root_item, sizeof(new_root_item)); in btrfs_sync_log()
7598 if (btrfs_root_refs(&root->root_item) == 0) { in btrfs_log_inode_parent()
7607 if (btrfs_root_generation(&root->root_item) == trans->transid) { in btrfs_log_inode_parent()
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