stksize    int64                // stack size for current frame
	stkptrsize int64                // prefix of stack containing pointers

	// alignment for current frame.
	// NOTE: when stkalign > PtrSize, currently this only ensures the offsets of
	// objects in the stack frame are aligned. The stack pointer is still aligned
	// only PtrSize.
	stkalign int64

	// Defines which IP family to use for single stack or the order of IP families for dual-stack.
	// Valid list items are "IPv4", "IPv6".
	// More info: https://kubernetes.io/docs/concepts/services-networking/dual-stack/#services
	IpFamilies []string `protobuf:"bytes,29,rep,name=ipFamilies,proto3" json:"ipFamilies,omitempty"`

	}
}

var http2goroutineSpace = []byte("goroutine ")

func http2curGoroutineID() uint64 {
	bp := http2littleBuf.Get().(*[]byte)
	defer http2littleBuf.Put(bp)
	b := *bp
	b = b[:runtime.Stack(b, false)]
	// Parse the 4707 out of "goroutine 4707 ["
	b = bytes.TrimPrefix(b, http2goroutineSpace)
	i := bytes.IndexByte(b, ' ')
	if i < 0 {
		panic(fmt.Sprintf("No space found in %q", b))
	}