2055 	struct vmbus_channel *pri_chan = chan->ch_prichan;  in vmbus_subchan_detach_task()  local
2064 	mtx_lock(&pri_chan->ch_subchan_lock);  in vmbus_subchan_detach_task()
2065 	vmbus_chan_rem_sublist(pri_chan, chan);  in vmbus_subchan_detach_task()
2066 	mtx_unlock(&pri_chan->ch_subchan_lock);  in vmbus_subchan_detach_task()
2068 	wakeup(pri_chan);  in vmbus_subchan_detach_task()
2124 vmbus_subchan_get(struct vmbus_channel *pri_chan, int subchan_cnt)  in vmbus_subchan_get()  argument
2134 	mtx_lock(&pri_chan->ch_subchan_lock);  in vmbus_subchan_get()
2136 	while (pri_chan->ch_subchan_cnt < subchan_cnt)  in vmbus_subchan_get()
2137 		mtx_sleep(pri_chan, &pri_chan->ch_subchan_lock, 0, "subch", 0);  in vmbus_subchan_get()
2140 	TAILQ_FOREACH(chan, &pri_chan->ch_subchans, ch_sublink) {  in vmbus_subchan_get()
2149 	    pri_chan->ch_subchan_cnt, subchan_cnt));  in vmbus_subchan_get()
2151 	mtx_unlock(&pri_chan->ch_subchan_lock);  in vmbus_subchan_get()
2164 vmbus_subchan_drain(struct vmbus_channel *pri_chan)  in vmbus_subchan_drain()  argument
2166 	mtx_lock(&pri_chan->ch_subchan_lock);  in vmbus_subchan_drain()
2167 	while (pri_chan->ch_subchan_cnt > 0)  in vmbus_subchan_drain()
2168 		mtx_sleep(pri_chan, &pri_chan->ch_subchan_lock, 0, "dsubch", 0);  in vmbus_subchan_drain()
2169 	mtx_unlock(&pri_chan->ch_subchan_lock);  in vmbus_subchan_drain()