linux-kernel - Re: [PATCH] tcp_cubic: use 32 bit math

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20070307.195135.74749102.davem@davemloft.net>
Date:	Wed, 07 Mar 2007 19:51:35 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	shemminger@...ux-foundation.org
Cc:	w@....eu, rkuhn@....physik.tu-muenchen.de, andi@...stfloor.org,
	dada1@...mosbay.com, jengelh@...ux01.gwdg.de,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH] tcp_cubic: use 32 bit math

From: Stephen Hemminger <shemminger@...ux-foundation.org>
Date: Wed, 07 Mar 2007 19:10:47 -0800

> David Miller wrote:
> > What about Willy Tarreau's supposedly even faster variant?
> > Or does this incorporate that set of improvements?
> >   
> That's what this is:
>     x = (2 * x + (uint32_t)div64_64(a, (uint64_t)x*(uint64_t)x)) / 3;

Great, thanks for the clarification.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/