1990/0509/port/proc.c (diff list | history)

1990/0424/sys/src/9/port/proc.c:410,417 – 1990/0509/sys/src/9/port/proc.c:410,444 (short | long | prev | next)
Keep at most NBROKEN Broken processes around. rsc Mon Mar 20 17:14:02 2006
1990/0227		} out: if(!freemem){
1990/0509		/* * weird thing: keep at most NBROKEN around */ #define NBROKEN 4 static struct{ Lock; int n; Proc *p[NBROKEN]; }broken; int b; lock(&broken); if(broken.n == NBROKEN){ ready(broken.p[0]); memcpy(&broken.p[0], &broken.p[1], sizeof(Proc*)*(NBROKEN-1)); --broken.n; } broken.p[broken.n++] = c; unlock(&broken);
1990/03081		c->state = Broken;
1990/0227		sched(); /* until someone lets us go */
1990/0509		lock(&broken); for(b=0; b<NBROKEN; b++) if(broken.p[b] == c){ broken.n--; memcpy(&broken.p[b], &broken.p[b+1], sizeof(Proc*)*(NBROKEN-(b+1))); break; } unlock(&broken);
1990/0227		freesegs(-1);
1990/03081		closepgrp(c->pgrp);
1990/0227		close(u->dot);