Date: Tue, 30 Apr 2002 08:41:09 -0700 From: Terry Lambert <tlambert2@mindspring.com> To: mark tinguely <tinguely@web.cs.ndsu.nodak.edu> Cc: net@FreeBSD.ORG Subject: Re: ip_flow and ipf_tos Message-ID: <3CCEBB15.D89B94E7@mindspring.com> References: <200204301507.g3UF7tN32713@web.cs.ndsu.nodak.edu>
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mark tinguely wrote: > > Right now, ip_tos (and ipf_tos) is an 8 bit value, of which only > > the first 6 bits are used in the hash, while the hash value pass > > itself is a 32 bit value (in most cases: it's "unsigned"). I'd > > like to push the value into the same space as the src.s_addr > > feedback, which would have the net effect of making 2 more bits > > of the standard implementation useful. > > I have no complaints to your proposal. The question I had was: > what would happen when the high bits implement Early Congestion > Notification (RFC3168)? Wouldn't we want to mask off these bits > from the hash anyway? Yes. It would be nice if such masking were explicit, so that the code could be read by mere mortals, though. 8-). -- Terry To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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