1991/1120/port/devdk.c (diff list | history)

1991/1116/sys/src/9/port/devdk.c:110,115 – 1991/1120/sys/src/9/port/devdk.c:110,116 (short | long | prev | next)
1991/1116		Chan *csc;
1990/1101		Lock;
1991/1120		int ref;
1990/1101		int opened;
1991/1116
1990/1018		char name[64]; /* dk name */
1991/1116/sys/src/9/port/devdk.c:240,246 – 1991/1120/sys/src/9/port/devdk.c:241,247
1990/1101		unlock(&dklock); return dp;
1990/0312		}
1990/1101		if(dp->name[0] == 0)
1991/1120		if(dp->name[0] == 0 && dp->ref == 0)
1990/1101		freep = dp;
1990/0312		}
1990/1101		if(freep == 0){
1991/1116/sys/src/9/port/devdk.c:334,339 – 1991/1120/sys/src/9/port/devdk.c:335,341
1990/1101		dp = WR(q)->ptr; if(dp == 0) return;
1991/1120		dp->name[0] = 0;
1990/1101		/* * disallow new dkstopens() on this line.
1991/1116/sys/src/9/port/devdk.c:454,459 – 1991/1120/sys/src/9/port/devdk.c:456,462
1991/1107		q->other->ptr = q->ptr = lp = dp->linep[s->id];
1990/0312		lp->dp = dp;
1990/1101		lock(dp);
1991/1120		dp->ref++;
1990/1101		if(dp->opened==0 || streamenter(dp->s)<0){ unlock(dp);
1990/11211		error(Ehungup);
1991/1116/sys/src/9/port/devdk.c:545,550 – 1991/1120/sys/src/9/port/devdk.c:548,559
1991/1116		if(lp->lineno == dp->ncsc) dp->csc = 0; netdisown(&dp->net, lp->lineno);
1991/1120		lock(dp); dp->ref--; if(dp->ref == 0) freeb(dp->alloc); unlock(dp);
1990/0312		} /*
1991/1116/sys/src/9/port/devdk.c:1625,1631 – 1991/1120/sys/src/9/port/devdk.c:1634,1639
1990/1101		} if(c) close(c);
1991/1107		freeb(dp->alloc);
1990/1101		return; }