linux-kernel - Re: sched: CPU #1's llc-sibling CPU #0 is not on the same node!

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Message-ID: <CAJErZ53dadbU3oM4Prhi3n_R+Lsbp3TG=FP1=whTK5uPMpj90A@mail.gmail.com>
Date:	Mon, 25 Feb 2013 22:21:56 -0500
From:	Martin Bligh <mbligh@...igh.org>
To:	Yinghai Lu <yinghai@...nel.org>
Cc:	Don Morris <don.morris@...com>, "H. Peter Anvin" <hpa@...or.com>,
	Tejun Heo <tj@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Tony Luck <tony.luck@...el.com>, Ingo Molnar <mingo@...e.hu>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Tim Gardner <tim.gardner@...onical.com>,
	linux-kernel@...r.kernel.org, tglx@...utronix.de, mingo@...hat.com,
	x86@...nel.org, a.p.zijlstra@...llo.nl, jarkko.sakkinen@...el.com,
	tangchen@...fujitsu.com
Subject: Re: sched: CPU #1's llc-sibling CPU #0 is not on the same node!

>>> 4, it does not CC to TJ and other numa guys...
>>
>> attached workaround the problem for now.
>> but it will assume NUMAQ would not have SRAT table.
>
>  Martin, can you confirm that numaq does not have srat?

No, it's pre-SRAT. I forget the exact name of the table, but no SRAT until x440.

OTOH, you should probably feel free to break it by now, I can't
imagine they are any use to man nor beast any more.

M.
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