194 ocfs2_find_refcount_tree(struct ocfs2_super *osb, u64 blkno)  in ocfs2_find_refcount_tree()  argument
196 	struct rb_node *n = osb->osb_rf_lock_tree.rb_node;  in ocfs2_find_refcount_tree()
214 static void ocfs2_insert_refcount_tree(struct ocfs2_super *osb,  in ocfs2_insert_refcount_tree()  argument
219 	struct rb_node **p = &osb->osb_rf_lock_tree.rb_node;  in ocfs2_insert_refcount_tree()
241 	rb_insert_color(&new->rf_node, &osb->osb_rf_lock_tree);  in ocfs2_insert_refcount_tree()
253 ocfs2_erase_refcount_tree_from_list_no_lock(struct ocfs2_super *osb,  in ocfs2_erase_refcount_tree_from_list_no_lock()  argument
256 	rb_erase(&tree->rf_node, &osb->osb_rf_lock_tree);  in ocfs2_erase_refcount_tree_from_list_no_lock()
257 	if (osb->osb_ref_tree_lru && osb->osb_ref_tree_lru == tree)  in ocfs2_erase_refcount_tree_from_list_no_lock()
258 		osb->osb_ref_tree_lru = NULL;  in ocfs2_erase_refcount_tree_from_list_no_lock()
261 static void ocfs2_erase_refcount_tree_from_list(struct ocfs2_super *osb,  in ocfs2_erase_refcount_tree_from_list()  argument
264 	spin_lock(&osb->osb_lock);  in ocfs2_erase_refcount_tree_from_list()
265 	ocfs2_erase_refcount_tree_from_list_no_lock(osb, tree);  in ocfs2_erase_refcount_tree_from_list()
266 	spin_unlock(&osb->osb_lock);  in ocfs2_erase_refcount_tree_from_list()
298 static inline void ocfs2_init_refcount_tree_lock(struct ocfs2_super *osb,  in ocfs2_init_refcount_tree_lock()  argument
303 	ocfs2_refcount_lock_res_init(&new->rf_lockres, osb,  in ocfs2_init_refcount_tree_lock()
308 ocfs2_allocate_refcount_tree(struct ocfs2_super *osb, u64 rf_blkno)  in ocfs2_allocate_refcount_tree()  argument
318 	ocfs2_init_refcount_tree_ci(new, osb->sb);  in ocfs2_allocate_refcount_tree()
323 static int ocfs2_get_refcount_tree(struct ocfs2_super *osb, u64 rf_blkno,  in ocfs2_get_refcount_tree()  argument
331 	spin_lock(&osb->osb_lock);  in ocfs2_get_refcount_tree()
332 	if (osb->osb_ref_tree_lru &&  in ocfs2_get_refcount_tree()
333 	    osb->osb_ref_tree_lru->rf_blkno == rf_blkno)  in ocfs2_get_refcount_tree()
334 		tree = osb->osb_ref_tree_lru;  in ocfs2_get_refcount_tree()
336 		tree = ocfs2_find_refcount_tree(osb, rf_blkno);  in ocfs2_get_refcount_tree()
340 	spin_unlock(&osb->osb_lock);  in ocfs2_get_refcount_tree()
342 	new = ocfs2_allocate_refcount_tree(osb, rf_blkno);  in ocfs2_get_refcount_tree()
366 	ocfs2_init_refcount_tree_lock(osb, new, rf_blkno,  in ocfs2_get_refcount_tree()
370 	spin_lock(&osb->osb_lock);  in ocfs2_get_refcount_tree()
371 	tree = ocfs2_find_refcount_tree(osb, rf_blkno);  in ocfs2_get_refcount_tree()
375 	ocfs2_insert_refcount_tree(osb, new);  in ocfs2_get_refcount_tree()
383 	osb->osb_ref_tree_lru = tree;  in ocfs2_get_refcount_tree()
385 	spin_unlock(&osb->osb_lock);  in ocfs2_get_refcount_tree()
415 static int __ocfs2_lock_refcount_tree(struct ocfs2_super *osb,  in __ocfs2_lock_refcount_tree()  argument
443 int ocfs2_lock_refcount_tree(struct ocfs2_super *osb,  in ocfs2_lock_refcount_tree()  argument
454 	ret = ocfs2_get_refcount_tree(osb, ref_blkno, &tree);  in ocfs2_lock_refcount_tree()
462 	ret = __ocfs2_lock_refcount_tree(osb, tree, rw);  in ocfs2_lock_refcount_tree()
473 		ocfs2_unlock_refcount_tree(osb, tree, rw);  in ocfs2_lock_refcount_tree()
489 			ocfs2_erase_refcount_tree_from_list(osb, tree);  in ocfs2_lock_refcount_tree()
494 		ocfs2_unlock_refcount_tree(osb, tree, rw);  in ocfs2_lock_refcount_tree()
516 void ocfs2_unlock_refcount_tree(struct ocfs2_super *osb,  in ocfs2_unlock_refcount_tree()  argument
528 void ocfs2_purge_refcount_trees(struct ocfs2_super *osb)  in ocfs2_purge_refcount_trees()  argument
532 	struct rb_root *root = &osb->osb_rf_lock_tree;  in ocfs2_purge_refcount_trees()
557 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);  in ocfs2_create_refcount_tree()  local
570 	ret = ocfs2_reserve_new_metadata_blocks(osb, 1, &meta_ac);  in ocfs2_create_refcount_tree()
576 	handle = ocfs2_start_trans(osb, OCFS2_REFCOUNT_TREE_CREATE_CREDITS);  in ocfs2_create_refcount_tree()
598 	new_tree = ocfs2_allocate_refcount_tree(osb, first_blkno);  in ocfs2_create_refcount_tree()
627 	rb->rf_fs_generation = cpu_to_le32(osb->fs_generation);  in ocfs2_create_refcount_tree()
631 			cpu_to_le16(ocfs2_refcount_recs_per_rb(osb->sb));  in ocfs2_create_refcount_tree()
632 	spin_lock(&osb->osb_lock);  in ocfs2_create_refcount_tree()
633 	rb->rf_generation = osb->s_next_generation++;  in ocfs2_create_refcount_tree()
634 	spin_unlock(&osb->osb_lock);  in ocfs2_create_refcount_tree()
653 	ocfs2_init_refcount_tree_lock(osb, new_tree, first_blkno,  in ocfs2_create_refcount_tree()
656 	spin_lock(&osb->osb_lock);  in ocfs2_create_refcount_tree()
657 	tree = ocfs2_find_refcount_tree(osb, first_blkno);  in ocfs2_create_refcount_tree()
667 		ocfs2_erase_refcount_tree_from_list_no_lock(osb, tree);  in ocfs2_create_refcount_tree()
668 	ocfs2_insert_refcount_tree(osb, new_tree);  in ocfs2_create_refcount_tree()
669 	spin_unlock(&osb->osb_lock);  in ocfs2_create_refcount_tree()
675 	ocfs2_commit_trans(osb, handle);  in ocfs2_create_refcount_tree()
698 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);  in ocfs2_set_refcount_tree()  local
705 	ret = ocfs2_lock_refcount_tree(osb, refcount_loc, 1,  in ocfs2_set_refcount_tree()
712 	handle = ocfs2_start_trans(osb, OCFS2_REFCOUNT_TREE_SET_CREDITS);  in ocfs2_set_refcount_tree()
746 	ocfs2_commit_trans(osb, handle);  in ocfs2_set_refcount_tree()
748 	ocfs2_unlock_refcount_tree(osb, ref_tree, 1);  in ocfs2_set_refcount_tree()
760 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);  in ocfs2_remove_refcount_tree()  local
774 	ret = ocfs2_lock_refcount_tree(osb, ref_blkno, 1, &ref_tree, &blk_bh);  in ocfs2_remove_refcount_tree()
794 		alloc_inode = ocfs2_get_system_file_inode(osb,  in ocfs2_remove_refcount_tree()
813 	handle = ocfs2_start_trans(osb, credits);  in ocfs2_remove_refcount_tree()
846 		ocfs2_erase_refcount_tree_from_list(osb, ref_tree);  in ocfs2_remove_refcount_tree()
854 	ocfs2_commit_trans(osb, handle);  in ocfs2_remove_refcount_tree()
866 	ocfs2_unlock_refcount_tree(osb, ref_tree, 1);  in ocfs2_remove_refcount_tree()
3012 	struct ocfs2_super *osb = OCFS2_SB(sb);  in ocfs2_duplicate_clusters_by_jbd()  local
3020 		new_bh = sb_getblk(osb->sb, new_block);  in ocfs2_duplicate_clusters_by_jbd()
3183 	struct ocfs2_super *osb = OCFS2_SB(sb);  in ocfs2_make_clusters_writable()  local
3207 	handle = ocfs2_start_trans(osb, credits);  in ocfs2_make_clusters_writable()
3310 	ocfs2_commit_trans(osb, handle);  in ocfs2_make_clusters_writable()
3333 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);  in ocfs2_replace_cow()  local
3335 	if (!ocfs2_refcount_tree(osb)) {  in ocfs2_replace_cow()
3368 		ocfs2_schedule_truncate_log_flush(osb, 1);  in ocfs2_replace_cow()
3369 		ocfs2_run_deallocs(osb, &context->dealloc);  in ocfs2_replace_cow()
3386 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);  in ocfs2_refcount_cow_hunk()  local
3415 	ret = ocfs2_lock_refcount_tree(osb, le64_to_cpu(di->i_refcount_loc),  in ocfs2_refcount_cow_hunk()
3444 	ocfs2_unlock_refcount_tree(osb, ref_tree, 1);  in ocfs2_refcount_cow_hunk()
3665 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);  in ocfs2_add_refcount_flag()  local
3683 		ret = ocfs2_reserve_new_metadata_blocks(osb,  in ocfs2_add_refcount_flag()
3694 	handle = ocfs2_start_trans(osb, credits);  in ocfs2_add_refcount_flag()
3724 	ocfs2_commit_trans(osb, handle);  in ocfs2_add_refcount_flag()
3772 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);  in ocfs2_attach_refcount_tree()  local
3791 	ret = ocfs2_lock_refcount_tree(osb,  in ocfs2_attach_refcount_tree()
3850 	ocfs2_unlock_refcount_tree(osb, ref_tree, 1);  in ocfs2_attach_refcount_tree()
3854 		ocfs2_schedule_truncate_log_flush(osb, 1);  in ocfs2_attach_refcount_tree()
3855 		ocfs2_run_deallocs(osb, &dealloc);  in ocfs2_attach_refcount_tree()
3878 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);  in ocfs2_add_refcounted_extent()  local
3891 	handle = ocfs2_start_trans(osb, credits);  in ocfs2_add_refcounted_extent()
3915 		ocfs2_clusters_to_bytes(osb->sb, num_clusters));  in ocfs2_add_refcounted_extent()
3920 	ocfs2_commit_trans(osb, handle);  in ocfs2_add_refcounted_extent()
3934 	struct ocfs2_super *osb = OCFS2_SB(s_inode->i_sb);  in ocfs2_duplicate_inline_data()  local
3940 	handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS);  in ocfs2_duplicate_inline_data()
3965 	ocfs2_commit_trans(osb, handle);  in ocfs2_duplicate_inline_data()
4102 	struct ocfs2_super *osb = OCFS2_SB(s_inode->i_sb);  in ocfs2_create_reflink_node()  local
4123 	ret = ocfs2_lock_refcount_tree(osb, le64_to_cpu(di->i_refcount_loc),  in ocfs2_create_reflink_node()
4139 	ocfs2_unlock_refcount_tree(osb, ref_tree, 1);  in ocfs2_create_reflink_node()
4143 		ocfs2_schedule_truncate_log_flush(osb, 1);  in ocfs2_create_reflink_node()
4144 		ocfs2_run_deallocs(osb, &dealloc);  in ocfs2_create_reflink_node()
4487 	struct ocfs2_super *osb;  in ocfs2_reflink_remap_extent()  local
4494 	osb = OCFS2_SB(s_inode->i_sb);  in ocfs2_reflink_remap_extent()
4532 		ret = ocfs2_lock_refcount_tree(osb,  in ocfs2_reflink_remap_extent()
4567 		ocfs2_unlock_refcount_tree(osb, ref_tree, 1);  in ocfs2_reflink_remap_extent()
4577 	ocfs2_unlock_refcount_tree(osb, ref_tree, 1);  in ocfs2_reflink_remap_extent()
4596 	struct ocfs2_super *osb;  in ocfs2_reflink_remap_blocks()  local
4601 	osb = OCFS2_SB(s_inode->i_sb);  in ocfs2_reflink_remap_blocks()
4678 		ocfs2_schedule_truncate_log_flush(osb, 1);  in ocfs2_reflink_remap_blocks()
4679 		ocfs2_run_deallocs(osb, &dealloc);  in ocfs2_reflink_remap_blocks()