1575 	struct bpf_d *d_from;  in bpf_setup()  local
1583 	d_from = bpf_get_device_from_uuid(uuid_from);  in bpf_setup()
1584 	if (d_from == NULL) {  in bpf_setup()
1591 	if (d_from->bd_opened_by != d_to->bd_opened_by) {  in bpf_setup()
1607 	while (d_from->bd_hbuf_read != 0) {  in bpf_setup()
1608 		msleep((caddr_t)d_from, bpf_mlock, PRINET, __func__, NULL);  in bpf_setup()
1610 	d_from->bd_hbuf_read = 1;  in bpf_setup()
1622 	if (d_from->bd_flags & BPF_CLOSING) {  in bpf_setup()
1633 	if (d_from->bd_bufsize != d_to->bd_bufsize) {  in bpf_setup()
1644 	d_to->bd_flags = d_from->bd_flags & (BPF_EXTENDED_HDR | BPF_WANT_PKTAP |  in bpf_setup()
1648 	d_to->bd_headdrop = d_from->bd_headdrop;  in bpf_setup()
1668 	memcpy(d_to->bd_sbuf, d_from->bd_sbuf, d_from->bd_slen);  in bpf_setup()
1669 	d_to->bd_slen = d_from->bd_slen;  in bpf_setup()
1670 	d_to->bd_scnt = d_from->bd_scnt;  in bpf_setup()
1672 	if (d_from->bd_hbuf != NULL) {  in bpf_setup()
1675 		memcpy(d_to->bd_hbuf, d_from->bd_hbuf, d_from->bd_hlen);  in bpf_setup()
1677 	d_to->bd_hlen = d_from->bd_hlen;  in bpf_setup()
1678 	d_to->bd_hcnt = d_from->bd_hcnt;  in bpf_setup()
1684 		d_to->bd_prev_slen = d_from->bd_prev_slen;  in bpf_setup()
1686 		memcpy(d_to->bd_prev_sbuf, d_from->bd_prev_sbuf, BPF_HDR_COMP_LEN_MAX);  in bpf_setup()
1689 	d_to->bd_bcs = d_from->bd_bcs;  in bpf_setup()
1705 	d_from->bd_hbuf_read = 0;  in bpf_setup()
1706 	wakeup((caddr_t)d_from);  in bpf_setup()