In article <[EMAIL PROTECTED]> (at Fri, 21 Dec 2007 07:03:58 +0100), Eric Dumazet <[EMAIL PROTECTED]> says:
> Because tot_len is signed in tcp_v6_send_ack(), tot_len/4 forces compiler > to emit an integer divide, while we can help it to use a right shift, > less expensive. Are you really sure? At least, gcc-4.1.2-20061115 (debian) does not make any difference. And, IMHO, because shift for signed variable is fragile, so we should avoid using it. --yoshfuji -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html