tag	line	file	source code
ext2_truncate	64	fs/ext2/dir.c	ext2_truncate,  /* truncate */
ext2_truncate	68	fs/ext2/file.c	ext2_truncate,    /* truncate */
ext2_truncate	30	fs/ext2/inode.c	ext2_truncate (inode);
ext2_truncate	230	include/linux/ext2_fs.h	extern void ext2_truncate (struct inode *);