taglinefilesource code
f_owner110fs/fcntl.creturn filp->f_owner;
f_owner112fs/fcntl.cfilp->f_owner = arg; /* XXX security implications? */
f_owner134fs/fcntl.cif (fa->fa_file->f_owner > 0)
f_owner135fs/fcntl.ckill_proc(fa->fa_file->f_owner, sig, 1);
f_owner137fs/fcntl.ckill_pg(-fa->fa_file->f_owner, sig, 1);
f_owner221include/linux/fs.hint f_owner;    /* pid or -pgrp where SIGIO should be sent */