netdev - Re: [PATCH net] tcp: Fix integer-overflows in TCP vegas

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Message-Id: <20140723.145300.680180435593895552.davem@davemloft.net>
Date:	Wed, 23 Jul 2014 14:53:00 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	christoph.paasch@...ouvain.be
Cc:	David.Laight@...LAB.COM, netdev@...r.kernel.org,
	doug.leith@...m.ie, ncardwell@...gle.com
Subject: Re: [PATCH net] tcp: Fix integer-overflows in TCP vegas

From: 'Christoph Paasch' <christoph.paasch@...ouvain.be>
Date: Wed, 23 Jul 2014 13:18:02 +0200

> What do you (or others) think?

I think we should avoid the 64-bit operation altogether.

If you can't say for sure whether or not constraints guarantee
no overflows if you code this a certain way, add assertions.
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