137 		struct pnfs_block_extent *new, bool merge_ok)  in __ext_tree_insert()  argument
146 		if (new->be_f_offset < be->be_f_offset) {  in __ext_tree_insert()
147 			if (merge_ok && ext_can_merge(new, be)) {  in __ext_tree_insert()
148 				be->be_f_offset = new->be_f_offset;  in __ext_tree_insert()
150 					be->be_v_offset = new->be_v_offset;  in __ext_tree_insert()
151 				be->be_length += new->be_length;  in __ext_tree_insert()
156 		} else if (new->be_f_offset >= ext_f_end(be)) {  in __ext_tree_insert()
157 			if (merge_ok && ext_can_merge(be, new)) {  in __ext_tree_insert()
158 				be->be_length += new->be_length;  in __ext_tree_insert()
168 	rb_link_node(&new->be_node, parent, p);  in __ext_tree_insert()
169 	rb_insert_color(&new->be_node, root);  in __ext_tree_insert()
172 	nfs4_put_deviceid_node(new->be_device);  in __ext_tree_insert()
173 	kfree(new);  in __ext_tree_insert()
201 			struct pnfs_block_extent *new;  in __ext_tree_remove()  local
203 			new = kzalloc(sizeof(*new), GFP_ATOMIC);  in __ext_tree_remove()
204 			if (!new)  in __ext_tree_remove()
209 			new->be_f_offset = end;  in __ext_tree_remove()
211 				new->be_v_offset =  in __ext_tree_remove()
214 			new->be_length = len2;  in __ext_tree_remove()
215 			new->be_state = be->be_state;  in __ext_tree_remove()
216 			new->be_tag = be->be_tag;  in __ext_tree_remove()
217 			new->be_device = nfs4_get_deviceid(be->be_device);  in __ext_tree_remove()
219 			__ext_tree_insert(root, new, true);  in __ext_tree_remove()
255 ext_tree_insert(struct pnfs_block_layout *bl, struct pnfs_block_extent *new)  in ext_tree_insert()  argument
261 	switch (new->be_state) {  in ext_tree_insert()
277 	be = __ext_tree_search(root, new->be_f_offset);  in ext_tree_insert()
278 	if (!be || be->be_f_offset >= ext_f_end(new)) {  in ext_tree_insert()
279 		__ext_tree_insert(root, new, true);  in ext_tree_insert()
280 	} else if (new->be_f_offset >= be->be_f_offset) {  in ext_tree_insert()
281 		if (ext_f_end(new) <= ext_f_end(be)) {  in ext_tree_insert()
282 			nfs4_put_deviceid_node(new->be_device);  in ext_tree_insert()
283 			kfree(new);  in ext_tree_insert()
285 			sector_t new_len = ext_f_end(new) - ext_f_end(be);  in ext_tree_insert()
286 			sector_t diff = new->be_length - new_len;  in ext_tree_insert()
288 			new->be_f_offset += diff;  in ext_tree_insert()
289 			new->be_v_offset += diff;  in ext_tree_insert()
290 			new->be_length = new_len;  in ext_tree_insert()
293 	} else if (ext_f_end(new) <= ext_f_end(be)) {  in ext_tree_insert()
294 		new->be_length = be->be_f_offset - new->be_f_offset;  in ext_tree_insert()
295 		__ext_tree_insert(root, new, true);  in ext_tree_insert()
298 		sector_t new_len = ext_f_end(new) - ext_f_end(be);  in ext_tree_insert()
299 		sector_t diff = new->be_length - new_len;  in ext_tree_insert()
301 		split = kmemdup(new, sizeof(*new), GFP_ATOMIC);  in ext_tree_insert()
308 		split->be_device = nfs4_get_deviceid(new->be_device);  in ext_tree_insert()
311 		new->be_f_offset += diff;  in ext_tree_insert()
312 		new->be_v_offset += diff;  in ext_tree_insert()
313 		new->be_length = new_len;  in ext_tree_insert()
383 	struct pnfs_block_extent *new;  in ext_tree_split()  local
386 	new = kzalloc(sizeof(*new), GFP_ATOMIC);  in ext_tree_split()
387 	if (!new)  in ext_tree_split()
392 	new->be_f_offset = split;  in ext_tree_split()
394 		new->be_v_offset = be->be_v_offset + be->be_length;  in ext_tree_split()
395 	new->be_length = orig_len - be->be_length;  in ext_tree_split()
396 	new->be_state = be->be_state;  in ext_tree_split()
397 	new->be_tag = be->be_tag;  in ext_tree_split()
398 	new->be_device = nfs4_get_deviceid(be->be_device);  in ext_tree_split()
400 	__ext_tree_insert(root, new, false);  in ext_tree_split()