From mboxrd@z Thu Jan  1 00:00:00 1970
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Subject: Re: [PATCH 1/2] math128: Introduce {mult,add,cmp}_u128
Date: Wed, 25 Apr 2012 14:50:06 +0200
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References: <20120425111552.665217867@chello.nl>
	 <20120425112244.894997253@chello.nl>
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Cc: linux-arch@vger.kernel.org, Linus Torvalds <torvalds@linux-foundation.org>, Andrew Morton <akpm@linux-foundation.org>, Juri Lelli <juri.lelli@gmail.com>, Andy Lutomirski <luto@amacapital.net>, Ingo Molnar <mingo@kernel.org>, Thomas Gleixner <tglx@linutronix.de>

On Wed, 2012-04-25 at 13:15 +0200, Peter Zijlstra wrote:
> +static inline u128 add_u128(u128 a, u128 b)
> +{
> +       a.lo += b.lo;
> +       if (a.lo < b.lo)
> +               a.hi++;
> +
> +       return a;
> +} 

D'0h I lost a .hi add there..