Lines Matching refs:leaf
2045 struct extent_buffer *leaf; in btrfs_search_slot_for_read() local
2058 leaf = p->nodes[0]; in btrfs_search_slot_for_read()
2061 if (p->slots[0] >= btrfs_header_nritems(leaf)) { in btrfs_search_slot_for_read()
2082 leaf = p->nodes[0]; in btrfs_search_slot_for_read()
2083 if (p->slots[0] == btrfs_header_nritems(leaf)) in btrfs_search_slot_for_read()
2640 noinline int btrfs_leaf_free_space(struct extent_buffer *leaf) in btrfs_leaf_free_space() argument
2642 struct btrfs_fs_info *fs_info = leaf->fs_info; in btrfs_leaf_free_space()
2643 int nritems = btrfs_header_nritems(leaf); in btrfs_leaf_free_space()
2646 ret = BTRFS_LEAF_DATA_SIZE(fs_info) - leaf_space_used(leaf, 0, nritems); in btrfs_leaf_free_space()
2652 leaf_space_used(leaf, 0, nritems), nritems); in btrfs_leaf_free_space()
3424 struct extent_buffer *leaf; in setup_leaf_for_split() local
3430 leaf = path->nodes[0]; in setup_leaf_for_split()
3431 btrfs_item_key_to_cpu(leaf, &key, path->slots[0]); in setup_leaf_for_split()
3436 if (btrfs_leaf_free_space(leaf) >= ins_len) in setup_leaf_for_split()
3439 item_size = btrfs_item_size_nr(leaf, path->slots[0]); in setup_leaf_for_split()
3441 fi = btrfs_item_ptr(leaf, path->slots[0], in setup_leaf_for_split()
3443 extent_len = btrfs_file_extent_num_bytes(leaf, fi); in setup_leaf_for_split()
3457 leaf = path->nodes[0]; in setup_leaf_for_split()
3459 if (item_size != btrfs_item_size_nr(leaf, path->slots[0])) in setup_leaf_for_split()
3467 fi = btrfs_item_ptr(leaf, path->slots[0], in setup_leaf_for_split()
3469 if (extent_len != btrfs_file_extent_num_bytes(leaf, fi)) in setup_leaf_for_split()
3489 struct extent_buffer *leaf; in split_item() local
3499 leaf = path->nodes[0]; in split_item()
3500 BUG_ON(btrfs_leaf_free_space(leaf) < sizeof(struct btrfs_item)); in split_item()
3503 orig_offset = btrfs_item_offset(leaf, item); in split_item()
3504 item_size = btrfs_item_size(leaf, item); in split_item()
3510 read_extent_buffer(leaf, buf, btrfs_item_ptr_offset(leaf, in split_item()
3514 nritems = btrfs_header_nritems(leaf); in split_item()
3517 memmove_extent_buffer(leaf, btrfs_item_nr_offset(slot + 1), in split_item()
3523 btrfs_set_item_key(leaf, &disk_key, slot); in split_item()
3527 btrfs_set_item_offset(leaf, new_item, orig_offset); in split_item()
3528 btrfs_set_item_size(leaf, new_item, item_size - split_offset); in split_item()
3530 btrfs_set_item_offset(leaf, item, in split_item()
3532 btrfs_set_item_size(leaf, item, split_offset); in split_item()
3534 btrfs_set_header_nritems(leaf, nritems + 1); in split_item()
3537 write_extent_buffer(leaf, buf, in split_item()
3538 btrfs_item_ptr_offset(leaf, path->slots[0]), in split_item()
3542 write_extent_buffer(leaf, buf + split_offset, in split_item()
3543 btrfs_item_ptr_offset(leaf, slot), in split_item()
3545 btrfs_mark_buffer_dirty(leaf); in split_item()
3547 BUG_ON(btrfs_leaf_free_space(leaf) < 0); in split_item()
3596 struct extent_buffer *leaf; in btrfs_duplicate_item() local
3600 leaf = path->nodes[0]; in btrfs_duplicate_item()
3601 item_size = btrfs_item_size_nr(leaf, path->slots[0]); in btrfs_duplicate_item()
3609 leaf = path->nodes[0]; in btrfs_duplicate_item()
3610 memcpy_extent_buffer(leaf, in btrfs_duplicate_item()
3611 btrfs_item_ptr_offset(leaf, path->slots[0]), in btrfs_duplicate_item()
3612 btrfs_item_ptr_offset(leaf, path->slots[0] - 1), in btrfs_duplicate_item()
3626 struct extent_buffer *leaf; in btrfs_truncate_item() local
3636 leaf = path->nodes[0]; in btrfs_truncate_item()
3639 old_size = btrfs_item_size_nr(leaf, slot); in btrfs_truncate_item()
3643 nritems = btrfs_header_nritems(leaf); in btrfs_truncate_item()
3644 data_end = leaf_data_end(leaf); in btrfs_truncate_item()
3646 old_data_start = btrfs_item_offset_nr(leaf, slot); in btrfs_truncate_item()
3657 btrfs_init_map_token(&token, leaf); in btrfs_truncate_item()
3668 memmove_extent_buffer(leaf, BTRFS_LEAF_DATA_OFFSET + in btrfs_truncate_item()
3675 btrfs_item_key(leaf, &disk_key, slot); in btrfs_truncate_item()
3681 fi = btrfs_item_ptr(leaf, slot, in btrfs_truncate_item()
3686 if (btrfs_file_extent_type(leaf, fi) == in btrfs_truncate_item()
3688 ptr = btrfs_item_ptr_offset(leaf, slot); in btrfs_truncate_item()
3689 memmove_extent_buffer(leaf, ptr, in btrfs_truncate_item()
3695 memmove_extent_buffer(leaf, BTRFS_LEAF_DATA_OFFSET + in btrfs_truncate_item()
3701 btrfs_set_item_key(leaf, &disk_key, slot); in btrfs_truncate_item()
3707 btrfs_set_item_size(leaf, item, new_size); in btrfs_truncate_item()
3708 btrfs_mark_buffer_dirty(leaf); in btrfs_truncate_item()
3710 if (btrfs_leaf_free_space(leaf) < 0) { in btrfs_truncate_item()
3711 btrfs_print_leaf(leaf); in btrfs_truncate_item()
3722 struct extent_buffer *leaf; in btrfs_extend_item() local
3731 leaf = path->nodes[0]; in btrfs_extend_item()
3733 nritems = btrfs_header_nritems(leaf); in btrfs_extend_item()
3734 data_end = leaf_data_end(leaf); in btrfs_extend_item()
3736 if (btrfs_leaf_free_space(leaf) < data_size) { in btrfs_extend_item()
3737 btrfs_print_leaf(leaf); in btrfs_extend_item()
3741 old_data = btrfs_item_end_nr(leaf, slot); in btrfs_extend_item()
3745 btrfs_print_leaf(leaf); in btrfs_extend_item()
3746 btrfs_crit(leaf->fs_info, "slot %d too large, nritems %d", in btrfs_extend_item()
3755 btrfs_init_map_token(&token, leaf); in btrfs_extend_item()
3765 memmove_extent_buffer(leaf, BTRFS_LEAF_DATA_OFFSET + in btrfs_extend_item()
3770 old_size = btrfs_item_size_nr(leaf, slot); in btrfs_extend_item()
3772 btrfs_set_item_size(leaf, item, old_size + data_size); in btrfs_extend_item()
3773 btrfs_mark_buffer_dirty(leaf); in btrfs_extend_item()
3775 if (btrfs_leaf_free_space(leaf) < 0) { in btrfs_extend_item()
3776 btrfs_print_leaf(leaf); in btrfs_extend_item()
3802 struct extent_buffer *leaf; in setup_items_for_insert() local
3818 leaf = path->nodes[0]; in setup_items_for_insert()
3821 nritems = btrfs_header_nritems(leaf); in setup_items_for_insert()
3822 data_end = leaf_data_end(leaf); in setup_items_for_insert()
3824 if (btrfs_leaf_free_space(leaf) < total_size) { in setup_items_for_insert()
3825 btrfs_print_leaf(leaf); in setup_items_for_insert()
3827 total_size, btrfs_leaf_free_space(leaf)); in setup_items_for_insert()
3831 btrfs_init_map_token(&token, leaf); in setup_items_for_insert()
3833 unsigned int old_data = btrfs_item_end_nr(leaf, slot); in setup_items_for_insert()
3836 btrfs_print_leaf(leaf); in setup_items_for_insert()
3855 memmove_extent_buffer(leaf, btrfs_item_nr_offset(slot + nr), in setup_items_for_insert()
3860 memmove_extent_buffer(leaf, BTRFS_LEAF_DATA_OFFSET + in setup_items_for_insert()
3869 btrfs_set_item_key(leaf, &disk_key, slot + i); in setup_items_for_insert()
3876 btrfs_set_header_nritems(leaf, nritems + nr); in setup_items_for_insert()
3877 btrfs_mark_buffer_dirty(leaf); in setup_items_for_insert()
3879 if (btrfs_leaf_free_space(leaf) < 0) { in setup_items_for_insert()
3880 btrfs_print_leaf(leaf); in setup_items_for_insert()
3928 struct extent_buffer *leaf; in btrfs_insert_item() local
3936 leaf = path->nodes[0]; in btrfs_insert_item()
3937 ptr = btrfs_item_ptr_offset(leaf, path->slots[0]); in btrfs_insert_item()
3938 write_extent_buffer(leaf, data, ptr, data_size); in btrfs_insert_item()
3939 btrfs_mark_buffer_dirty(leaf); in btrfs_insert_item()
4004 struct extent_buffer *leaf) in btrfs_del_leaf() argument
4006 WARN_ON(btrfs_header_generation(leaf) != trans->transid); in btrfs_del_leaf()
4015 root_sub_used(root, leaf->len); in btrfs_del_leaf()
4017 atomic_inc(&leaf->refs); in btrfs_del_leaf()
4018 btrfs_free_tree_block(trans, root, leaf, 0, 1); in btrfs_del_leaf()
4019 free_extent_buffer_stale(leaf); in btrfs_del_leaf()
4029 struct extent_buffer *leaf; in btrfs_del_items() local
4038 leaf = path->nodes[0]; in btrfs_del_items()
4039 last_off = btrfs_item_offset_nr(leaf, slot + nr - 1); in btrfs_del_items()
4042 dsize += btrfs_item_size_nr(leaf, slot + i); in btrfs_del_items()
4044 nritems = btrfs_header_nritems(leaf); in btrfs_del_items()
4047 int data_end = leaf_data_end(leaf); in btrfs_del_items()
4050 memmove_extent_buffer(leaf, BTRFS_LEAF_DATA_OFFSET + in btrfs_del_items()
4055 btrfs_init_map_token(&token, leaf); in btrfs_del_items()
4064 memmove_extent_buffer(leaf, btrfs_item_nr_offset(slot), in btrfs_del_items()
4069 btrfs_set_header_nritems(leaf, nritems - nr); in btrfs_del_items()
4074 if (leaf == root->node) { in btrfs_del_items()
4075 btrfs_set_header_level(leaf, 0); in btrfs_del_items()
4077 btrfs_clean_tree_block(leaf); in btrfs_del_items()
4078 btrfs_del_leaf(trans, root, path, leaf); in btrfs_del_items()
4081 int used = leaf_space_used(leaf, 0, nritems); in btrfs_del_items()
4085 btrfs_item_key(leaf, &disk_key, 0); in btrfs_del_items()
4096 atomic_inc(&leaf->refs); in btrfs_del_items()
4103 if (path->nodes[0] == leaf && in btrfs_del_items()
4104 btrfs_header_nritems(leaf)) { in btrfs_del_items()
4111 if (btrfs_header_nritems(leaf) == 0) { in btrfs_del_items()
4113 btrfs_del_leaf(trans, root, path, leaf); in btrfs_del_items()
4114 free_extent_buffer(leaf); in btrfs_del_items()
4122 if (path->nodes[0] == leaf) in btrfs_del_items()
4123 btrfs_mark_buffer_dirty(leaf); in btrfs_del_items()
4124 free_extent_buffer(leaf); in btrfs_del_items()
4127 btrfs_mark_buffer_dirty(leaf); in btrfs_del_items()
4550 struct extent_buffer *leaf; in btrfs_previous_item() local
4562 leaf = path->nodes[0]; in btrfs_previous_item()
4563 nritems = btrfs_header_nritems(leaf); in btrfs_previous_item()
4569 btrfs_item_key_to_cpu(leaf, &found_key, path->slots[0]); in btrfs_previous_item()
4591 struct extent_buffer *leaf; in btrfs_previous_extent_item() local
4603 leaf = path->nodes[0]; in btrfs_previous_extent_item()
4604 nritems = btrfs_header_nritems(leaf); in btrfs_previous_extent_item()
4610 btrfs_item_key_to_cpu(leaf, &found_key, path->slots[0]); in btrfs_previous_extent_item()