linux-kernel - Re: [PATCH 08/10] m68k: Add <asm/archhash.h>

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Message-ID: <20160525132406.GA13750@frolo.macqel>
Date:	Wed, 25 May 2016 15:24:06 +0200
From:	Philippe De Muyter <phdm@...q.eu>
To:	George Spelvin <linux@...encehorizons.net>
Cc:	geert@...ux-m68k.org, gerg@...ux-m68k.org,
	linux-kernel@...r.kernel.org, linux-m68k@...ts.linux-m68k.org,
	torvalds@...ux-foundation.org, tglx@...utronix.de
Subject: Re: [PATCH 08/10] m68k: Add <asm/archhash.h>

On Wed, May 25, 2016 at 03:34:55AM -0400, George Spelvin wrote:
> This provides a multiply by constant GOLDEN_RATIO_32 = 0x61C88647
> for the original mc68000, which lacks a 32x32-bit multiply instruction.
> 
> Addition chains found by Yevgen Voronenko's Hcub algorithm at
> http://spiral.ece.cmu.edu/mcm/gen.html

Shouldn't you put that reference in the comments of your archhash.h file ?

Philippe