priv_proc_cred_perm
if ((ret = priv_proc_cred_perm(cr, p, NULL,
if ((ret = priv_proc_cred_perm(cr, p, NULL,
error = priv_proc_cred_perm(cr, p, NULL, mode);
if (priv_proc_cred_perm(cr, p, &oldcred, VWRITE) != 0) {
extern int priv_proc_cred_perm(const struct cred *, struct proc *,
err = priv_proc_cred_perm(CRED(), p, &pcr, VREAD);