2003/0405/port/taslock.c (diff list | history)

2002/0925/sys/src/9/port/taslock.c:43,48 – 2003/0405/sys/src/9/port/taslock.c:43,49 (short | long | prev | next)
1992/0222		{
2002/0403		int i; ulong pc;
2003/0405		Lock *_l = l;
1995/1009
1999/0501		pc = getcallerpc(&l);
1995/1009
2002/0925/sys/src/9/port/taslock.c:49,54 – 2003/0405/sys/src/9/port/taslock.c:50,57
2002/0403		lockstats.locks++; if(up) up->nlocks++; /* prevent being scheded */
2003/0405		if(l->key == 0x55555555) panic("lock(1): l %p, key 5*, pc %.lux, %p\n", l, pc, _l);
1996/0522		if(tas(&l->key) == 0){
2002/0404		if(up) up->lastlock = l;
2002/0925/sys/src/9/port/taslock.c:57,62 – 2003/0405/sys/src/9/port/taslock.c:60,67
1998/0604		l->isilock = 0;
2002/0403		return 0;
1995/1009		}
2003/0405		if(l->key == 0x55555555) panic("lock(1a): l %p, key 5*, pc %.lux, %p\n", l, pc, _l);
2002/0403		if(up) up->nlocks--; /* didn't get the lock, allow scheding */
1995/0108
2002/0925/sys/src/9/port/taslock.c:64,77 – 2003/0405/sys/src/9/port/taslock.c:69,92
1996/0522		for(;;){
1999/0811		lockstats.inglare++;
1996/0522		i = 0;
2003/0405		if(l->key == 0x55555555) panic("lock(2): l %p, key 5*, pc %.lux, %p\n", l, pc, _l);
1998/0604		while(l->key){
2002/0403		if(i++ > 100000000){ i = 0;
2003/0405		if(l->key == 0x55555555) panic("lock(3): l %p, key 5*, pc %.lux, %p\n", l, pc, _l);
2002/0403		lockloop(l, pc);
2003/0405		if(l->key == 0x55555555) panic("lock(4): l %p, key 5*, pc %.lux, %p\n", l, pc, _l);
1996/0522		}
1998/0604		}
2003/0405		if(l->key == 0x55555555) panic("lock(5): l %p, key 5*, pc %.lux, %p\n", l, pc, _l);
2002/0403		if(up) up->nlocks++;
2003/0405		if(l->key == 0x55555555) panic("lock(6): l %p, key 5*, pc %.lux, %p\n", l, pc, _l);
1995/1009		if(tas(&l->key) == 0){
2002/0403		if(up) up->lastlock = l;
2002/0925/sys/src/9/port/taslock.c:80,85 – 2003/0405/sys/src/9/port/taslock.c:95,102
1998/0604		l->isilock = 0;
2002/0403		return 1;
1995/1009		}
2003/0405		if(l->key == 0x55555555) panic("lock(7): l %p, key 5*, pc %.lux, %p\n", l, pc, _l);
2002/0403		if(up) up->nlocks--;
1995/0108		}