first_block_offset 4267 fs/ext4/inode.c 	loff_t first_block_offset, last_block_offset;
first_block_offset 4338 fs/ext4/inode.c 	first_block_offset = round_up(offset, sb->s_blocksize);
first_block_offset 4342 fs/ext4/inode.c 	if (last_block_offset > first_block_offset) {
first_block_offset 4346 fs/ext4/inode.c 		truncate_pagecache_range(inode, first_block_offset,