linux-kernel - Re: P6 NOPs again: MPSC?

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Message-ID: <Pine.LNX.4.64.0803111343490.22181@blonde.site>
Date:	Tue, 11 Mar 2008 13:45:17 +0000 (GMT)
From:	Hugh Dickins <hugh@...itas.com>
To:	Ingo Molnar <mingo@...e.hu>
cc:	"H. Peter Anvin" <hpa@...or.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	linux-kernel@...r.kernel.org
Subject: Re: P6 NOPs again: MPSC?

On Tue, 11 Mar 2008, Ingo Molnar wrote:
> * Hugh Dickins <hugh@...itas.com> wrote:
> 
> > (But I've lost my way around here.  A good example of the 32/64 
> > confusion is how one has to remember that X86_GENERIC is peculiar to 
> > 32-bit, and CPU_GENERIC peculiar to 64-bit.  And CPU_GENERIC is 
> > understandably an alternative to the specific 64-bit models, but 
> > X86_GENERIC is strangely in addition to the specific 32-bit models.)
> 
> yes - this is one of the arbitrary deviations between 32-bit and 64-bit. 
> Patches to bring the concepts and names in sync are welcome :-)

:-)  I durst not!

Hugh
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