runtime.gcBitsArena.free (field)

5 uses

	runtime (current package)
		mheap.go#L1897: 	free uintptr // free is the index into bits of the next free byte; read/write atomically
		mheap.go#L1913: 	if b == nil || atomic.Loaduintptr(&b.free)+bytes > uintptr(len(b.bits)) {
		mheap.go#L1917: 	end := atomic.Xadduintptr(&b.free, bytes)
		mheap.go#L2042: 		result.free = 0
		mheap.go#L2044: 		result.free = 8 - (uintptr(unsafe.Pointer(&result.bits[0])) & 7)