1990/1101/port/proc.c (diff list | history)

1990/0801/sys/src/9/port/proc.c:343,349 – 1990/1101/sys/src/9/port/proc.c:343,402 (short | long | prev | next)
Move broken process code into new addbroken. Add freebroken. rsc Mon Mar 20 17:14:05 2006
1990/0227		return 1; }
1990/1101		/* * weird thing: keep at most NBROKEN around */ #define NBROKEN 4 struct{ Lock; int n; Proc *p[NBROKEN]; }broken;
1990/0227		void
1990/1101		addbroken(Proc *c) { 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); c->state = Broken; sched(); /* until someone lets us go */ 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); } int freebroken(void) { int n; lock(&broken); n = broken.n; while(broken.n > 0){ ready(broken.p[0]); memcpy(&broken.p[0], &broken.p[1], sizeof(Proc*)*(NBROKEN-1)); --broken.n; } unlock(&broken); return n; } void
1990/0227		pexit(char *s, int freemem) { char status[64];
1990/0801/sys/src/9/port/proc.c:418,452 – 1990/1101/sys/src/9/port/proc.c:471,477
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);
1990/1101		addbroken(c);
1990/0227		freesegs(-1);
1990/03081		closepgrp(c->pgrp);
1990/0227		close(u->dot);