1030 	unsigned long start_index = start >> PAGE_SHIFT;  in defrag_one_locked_target()  local
1047 	for (i = start_index - first_index; i <= last_index - first_index; i++) {  in defrag_one_locked_target()
1068 	u64 start_index = start >> PAGE_SHIFT;  in defrag_one_range()  local
1069 	unsigned int nr_pages = last_index - start_index + 1;  in defrag_one_range()
1082 		pages[i] = defrag_prepare_one_page(inode, start_index + i);  in defrag_one_range()
1093 	lock_extent(&inode->io_tree, start_index << PAGE_SHIFT,  in defrag_one_range()
1121 	unlock_extent(&inode->io_tree, start_index << PAGE_SHIFT,  in defrag_one_range()
1236 	pgoff_t start_index;  in btrfs_defrag_file()  local
1282 	start_index = cur >> PAGE_SHIFT;  in btrfs_defrag_file()
1283 	if (start_index < inode->i_mapping->writeback_index)  in btrfs_defrag_file()
1284 		inode->i_mapping->writeback_index = start_index;  in btrfs_defrag_file()