const runtime.arenaL2Bits

6 uses

	runtime (current package)
		malloc.go#L279: 	arenaL2Bits = heapAddrBits - logHeapArenaBytes - arenaL1Bits
		malloc.go#L283: 	arenaL1Shift = arenaL2Bits
		malloc.go#L288: 	arenaBits = arenaL1Bits + arenaL2Bits
		malloc.go#L737: 			l2 = (*[1 << arenaL2Bits]*heapArena)(persistentalloc(unsafe.Sizeof(*l2), sys.PtrSize, nil))
		mheap.go#L156: 	arenas [1 << arenaL1Bits]*[1 << arenaL2Bits]*heapArena
		mheap.go#L589: 		return uint(i) & (1<<arenaL2Bits - 1)