62 	struct ext4_system_zone *new_entry, *entry;  in add_system_zone()  local
68 		entry = rb_entry(parent, struct ext4_system_zone, node);  in add_system_zone()
69 		if (start_blk < entry->start_blk)  in add_system_zone()
71 		else if (start_blk >= (entry->start_blk + entry->count))  in add_system_zone()
92 		entry = rb_entry(node, struct ext4_system_zone, node);  in add_system_zone()
93 		if (can_merge(entry, new_entry)) {  in add_system_zone()
94 			new_entry->start_blk = entry->start_blk;  in add_system_zone()
95 			new_entry->count += entry->count;  in add_system_zone()
97 			kmem_cache_free(ext4_system_zone_cachep, entry);  in add_system_zone()
104 		entry = rb_entry(node, struct ext4_system_zone, node);  in add_system_zone()
105 		if (can_merge(new_entry, entry)) {  in add_system_zone()
106 			new_entry->count += entry->count;  in add_system_zone()
108 			kmem_cache_free(ext4_system_zone_cachep, entry);  in add_system_zone()
117 	struct ext4_system_zone *entry;  in debug_print_tree()  local
123 		entry = rb_entry(node, struct ext4_system_zone, node);  in debug_print_tree()
125 		       entry->start_blk, entry->start_blk + entry->count - 1);  in debug_print_tree()
225 	struct ext4_system_zone	*entry, *n;  in ext4_release_system_zone()  local
227 	rbtree_postorder_for_each_entry_safe(entry, n,  in ext4_release_system_zone()
229 		kmem_cache_free(ext4_system_zone_cachep, entry);  in ext4_release_system_zone()
242 	struct ext4_system_zone *entry;  in ext4_inode_block_valid()  local
253 		entry = rb_entry(n, struct ext4_system_zone, node);  in ext4_inode_block_valid()
254 		if (start_blk + count - 1 < entry->start_blk)  in ext4_inode_block_valid()
256 		else if (start_blk >= (entry->start_blk + entry->count))  in ext4_inode_block_valid()
259 			if (entry->ino == inode->i_ino)  in ext4_inode_block_valid()