tag	line	file	source code
generic_file_read	48	fs/ext2/file.c	generic_file_read,  /* read */
generic_file_read	27	fs/isofs/file.c	generic_file_read,  /* read */
generic_file_read	38	fs/minix/file.c	generic_file_read,  /* read */
generic_file_read	600	include/linux/fs.h	extern int generic_file_read(struct inode *, struct file *, char *, int);
generic_file_read	208	kernel/ksyms.c	X(generic_file_read),