Thread (55 messages) 55 messages, 12 authors, 2007-03-22

Re: [PATCH] tcp_cubic: use 32 bit math

From: David Miller <davem@davemloft.net>
Date: 2007-03-08 02:55:42
Also in: lkml 

From: Stephen Hemminger <redacted>
Date: Wed, 7 Mar 2007 17:07:31 -0800

The basic calculation has to be done in 32 bits to avoid
doing 64 bit divide by 3. The value x is only 22bits max
so only need full 64 bits only for x^2.

Signed-off-by: Stephen Hemminger <redacted>
Applied, thanks Stephen.

What about Willy Tarreau's supposedly even faster variant?
Or does this incorporate that set of improvements?
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