126 		struct pnfs_block_extent *new, bool merge_ok)  in __ext_tree_insert()  argument
135 		if (new->be_f_offset < be->be_f_offset) {  in __ext_tree_insert()
136 			if (merge_ok && ext_can_merge(new, be)) {  in __ext_tree_insert()
137 				be->be_f_offset = new->be_f_offset;  in __ext_tree_insert()
139 					be->be_v_offset = new->be_v_offset;  in __ext_tree_insert()
140 				be->be_length += new->be_length;  in __ext_tree_insert()
145 		} else if (new->be_f_offset >= ext_f_end(be)) {  in __ext_tree_insert()
146 			if (merge_ok && ext_can_merge(be, new)) {  in __ext_tree_insert()
147 				be->be_length += new->be_length;  in __ext_tree_insert()
157 	rb_link_node(&new->be_node, parent, p);  in __ext_tree_insert()
158 	rb_insert_color(&new->be_node, root);  in __ext_tree_insert()
161 	nfs4_put_deviceid_node(new->be_device);  in __ext_tree_insert()
162 	kfree(new);  in __ext_tree_insert()
189 			struct pnfs_block_extent *new;  in __ext_tree_remove()  local
191 			new = kzalloc(sizeof(*new), GFP_ATOMIC);  in __ext_tree_remove()
192 			if (!new)  in __ext_tree_remove()
197 			new->be_f_offset = end;  in __ext_tree_remove()
199 				new->be_v_offset =  in __ext_tree_remove()
202 			new->be_length = len2;  in __ext_tree_remove()
203 			new->be_state = be->be_state;  in __ext_tree_remove()
204 			new->be_tag = be->be_tag;  in __ext_tree_remove()
205 			new->be_device = nfs4_get_deviceid(be->be_device);  in __ext_tree_remove()
207 			__ext_tree_insert(root, new, true);  in __ext_tree_remove()
244 ext_tree_insert(struct pnfs_block_layout *bl, struct pnfs_block_extent *new)  in ext_tree_insert()  argument
250 	switch (new->be_state) {  in ext_tree_insert()
266 	be = __ext_tree_search(root, new->be_f_offset);  in ext_tree_insert()
267 	if (!be || be->be_f_offset >= ext_f_end(new)) {  in ext_tree_insert()
268 		__ext_tree_insert(root, new, true);  in ext_tree_insert()
269 	} else if (new->be_f_offset >= be->be_f_offset) {  in ext_tree_insert()
270 		if (ext_f_end(new) <= ext_f_end(be)) {  in ext_tree_insert()
271 			nfs4_put_deviceid_node(new->be_device);  in ext_tree_insert()
272 			kfree(new);  in ext_tree_insert()
274 			sector_t new_len = ext_f_end(new) - ext_f_end(be);  in ext_tree_insert()
275 			sector_t diff = new->be_length - new_len;  in ext_tree_insert()
277 			new->be_f_offset += diff;  in ext_tree_insert()
278 			new->be_v_offset += diff;  in ext_tree_insert()
279 			new->be_length = new_len;  in ext_tree_insert()
282 	} else if (ext_f_end(new) <= ext_f_end(be)) {  in ext_tree_insert()
283 		new->be_length = be->be_f_offset - new->be_f_offset;  in ext_tree_insert()
284 		__ext_tree_insert(root, new, true);  in ext_tree_insert()
287 		sector_t new_len = ext_f_end(new) - ext_f_end(be);  in ext_tree_insert()
288 		sector_t diff = new->be_length - new_len;  in ext_tree_insert()
290 		split = kmemdup(new, sizeof(*new), GFP_ATOMIC);  in ext_tree_insert()
297 		split->be_device = nfs4_get_deviceid(new->be_device);  in ext_tree_insert()
300 		new->be_f_offset += diff;  in ext_tree_insert()
301 		new->be_v_offset += diff;  in ext_tree_insert()
302 		new->be_length = new_len;  in ext_tree_insert()
370 	struct pnfs_block_extent *new;  in ext_tree_split()  local
373 	new = kzalloc(sizeof(*new), GFP_ATOMIC);  in ext_tree_split()
374 	if (!new)  in ext_tree_split()
379 	new->be_f_offset = split;  in ext_tree_split()
381 		new->be_v_offset = be->be_v_offset + be->be_length;  in ext_tree_split()
382 	new->be_length = orig_len - be->be_length;  in ext_tree_split()
383 	new->be_state = be->be_state;  in ext_tree_split()
384 	new->be_tag = be->be_tag;  in ext_tree_split()
385 	new->be_device = nfs4_get_deviceid(be->be_device);  in ext_tree_split()
387 	__ext_tree_insert(root, new, false);  in ext_tree_split()