linux-kernel - Re: [2.6 patch] x86: revert X86

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Message-ID: <20071115180436.GA23517@uranus.ravnborg.org>
Date:	Thu, 15 Nov 2007 19:04:36 +0100
From:	Sam Ravnborg <sam@...nborg.org>
To:	Adrian Bunk <bunk@...nel.org>
Cc:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
	linux-kernel@...r.kernel.org
Subject: Re: [2.6 patch] x86: revert X86_HT semantics change

On Thu, Nov 15, 2007 at 05:17:03PM +0100, Adrian Bunk wrote:
> The x86 unification resulted in CONFIG_X86_HT no longer being
> set if (X86_32 && MK8).
Yup - my bad. I wrongly assumed MK8 was an X86_64 thing.

Thanks for fixing this.
> 
> After grep'ing through the tree I think the problem is that different 
> places have different assumptions about the semantics of CONFIG_X86_HT,
> either:
> - hyperthreading or
> - multicore
> and the SCHED_SMT and SCHED_MC dependencies are just one of the 
> symptoms.
> 
> This should be sorted out properly, but until then we should keep the 
> 2.6.23 status quo.
> 
> Signed-off-by: Adrian Bunk <bunk@...nel.org>
Acked-by: Sam Ravnborg <sam@...nborg.org>

I assume Thomas & Co will forward the patch.

	Sam
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