1992/0627/port/stlapd.c (diff list | history)

1992/0622/sys/src/9/port/stlapd.c:75,80 – 1992/0627/sys/src/9/port/stlapd.c:75,81 (short | long | prev | next)
1992/0622		{
1992/0609		QLock; /* access, state change */ Rendez; /* waiting for state change */
1992/0627		int klocked;/* locked by kernel proc */
1992/0609		int state; int flags; Queue * rq;
1992/0622/sys/src/9/port/stlapd.c:723,734 – 1992/0627/sys/src/9/port/stlapd.c:724,737
1992/0609		lapdkproc(void *arg) { Lapd *lp = (Lapd *)arg; int locked = 0;
1992/0627		lp->klocked = 0;
1992/0609		lp->kstarted = 1; if(waserror()){ if (locked)
1992/0627		if(lp->klocked)
1992/0609		qunlock(lp);
1992/0627		lp->klocked = 0;
1992/0609		print("lapdkproc %d error\n", lp-lapd); lp->kstarted = 0; wakeup(lp);
1992/0622/sys/src/9/port/stlapd.c:739,750 – 1992/0627/sys/src/9/port/stlapd.c:742,751
1992/0609		if(!lp->t200 || NOW < lp->t200) continue; qlock(lp); locked = 1; USED(locked);
1992/0627		lp->klocked = 1;
1992/0609		if(lp->flags & Hungup){ qunlock(lp); locked = 0; USED(locked);
1992/0627		lp->klocked = 0;
1992/0609		break; } switch(lp->state){
1992/0622/sys/src/9/port/stlapd.c:762,769 – 1992/0627/sys/src/9/port/stlapd.c:763,769
1992/0609		break; } qunlock(lp); locked = 0; USED(locked);
1992/0627		lp->klocked = 0;
1992/0609		} lp->kstarted = 0; wakeup(lp);