taglinefilesource code
fa_file1207drivers/char/tty_io.cif (fa->fa_file == filp)
fa_file1218drivers/char/tty_io.cfa->fa_file = filp;
fa_file182fs/fcntl.cif (fa->fa_file->f_owner > 0)
fa_file183fs/fcntl.ckill_proc(fa->fa_file->f_owner, sig, 1);
fa_file185fs/fcntl.ckill_pg(-fa->fa_file->f_owner, sig, 1);
fa_file282include/linux/fs.hstruct file     *fa_file;
fa_file460net/socket.cif(fa->fa_file==filp)
fa_file471net/socket.cfna->fa_file=filp;