dev/hyperv/vmbus.c

1409 	memset(&ch->ch_wrd, 0, sizeof(ch->ch_wrd));
1410 	ch->ch_wrd.rd_ring = (struct vmbus_bufring *)ch->ch_ring;
1411 	ch->ch_wrd.rd_size = buflen;
1412 	ch->ch_wrd.rd_dsize = buflen - sizeof(struct vmbus_bufring);
1413 	mutex_init(&ch->ch_wrd.rd_lock, MUTEX_DEFAULT, IPL_NET);
1442 	mutex_destroy(&ch->ch_wrd.rd_lock);
1443 	memset(&ch->ch_wrd, 0, sizeof(ch->ch_wrd));
1472 	cmd.chm_txbr_pgcnt = atop(ch->ch_wrd.rd_size);
1750 	mutex_enter(&ch->ch_wrd.rd_lock);
1751 	rv = vmbus_ring_write(&ch->ch_wrd, iov, 3, &needsig);
1752 	mutex_exit(&ch->ch_wrd.rd_lock);
1794 	mutex_enter(&ch->ch_wrd.rd_lock);
1795 	rv = vmbus_ring_write(&ch->ch_wrd, iov, 4, &needsig);
1796 	mutex_exit(&ch->ch_wrd.rd_lock);
1838 	mutex_enter(&ch->ch_wrd.rd_lock);
1839 	rv = vmbus_ring_write(&ch->ch_wrd, iov, 4, &needsig);
1840 	mutex_exit(&ch->ch_wrd.rd_lock);
1984 	return vmbus_ring_is_empty(&ch->ch_wrd);