1995/1009/port/taslock.c (diff list | history)

1995/1009/sys/src/9/port/taslock.c:21,29 – 1995/1014/sys/src/9/port/taslock.c:21,29 (short | long | prev | next)
1995/0110		for(;;){
1995/1009		i = 0;
1995/0110		while(l->key)
1995/1009		if(i++ > 10000000) panic("lock loop key 0x%lux pc 0x%lux held by pc 0x%lux\n", l->key, getcallerpc(l), l->pc);
1995/1014		if(i++ > 100000000) panic("lock loop key 0x%lux pc 0x%lux held by pc 0x%lux pl 0x%lux\n", l->key, pc, l->pc, splhi());
1995/1009		if(tas(&l->key) == 0){ l->pc = pc;
1995/0108		return;
1995/1009/sys/src/9/port/taslock.c:71,76 – 1995/1014/sys/src/9/port/taslock.c:71,77
1992/0222		unlock(Lock *l) {
1995/0109		l->key = 0;
1995/1014		l->pc = 0;
1994/0322		} void
1995/1009/sys/src/9/port/taslock.c:80,84 – 1995/1014/sys/src/9/port/taslock.c:81,86
1994/0322		sr = l->sr;
1995/0110		l->key = 0;
1995/1014		l->pc = 0;
1994/0322		splx(sr);
1992/0222		}