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Date: Fri, 23 Mar 2007 11:10:42 +0100
From: Nick Piggin <npiggin@suse.de>
To: Ingo Molnar <mingo@elte.hu>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       Ravikiran G Thirumalai <kiran@scalex86.org>
Subject: Re: [rfc][patch] queued spinlocks (i386)
Message-ID: <20070323101042.GD11577@wotan.suse.de>
References: <20070323085910.GA11577@wotan.suse.de> <20070323100418.GA30740@elte.hu>
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On Fri, Mar 23, 2007 at 11:04:18AM +0100, Ingo Molnar wrote:
> 
> * Nick Piggin <npiggin@suse.de> wrote:
> 
> > Implement queued spinlocks for i386. [...]
> 
> isnt this patented by MS? (which might not worry you SuSE/Novell guys, 
> but it might be a worry for the rest of the world ;-)

I never thought a FIFO queue would be patentable.

Do you have a reference to the patent number?