linux-kernel - Re: [RFC PATCH] powerpc/numa: initialize distance lookup table from drconf path

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Message-ID: <87d20mewk2.fsf@linux.vnet.ibm.com>
Date:	Tue, 23 Jun 2015 12:33:09 +0530
From:	Nikunj A Dadhania <nikunj@...ux.vnet.ibm.com>
To:	Anton Blanchard <anton@...ba.org>
Cc:	linuxppc-dev@...ts.ozlabs.org, paulus@...ba.org,
	linux-kernel@...r.kernel.org, bharata@...ux.vnet.ibm.com
Subject: Re: [RFC PATCH] powerpc/numa: initialize distance lookup table from drconf path


Hi Anton,

Anton Blanchard <anton@...ba.org> writes:
> Hi Nikunj,
>
>> From: Nikunj A Dadhania <nikunj@...ux.vnet.ibm.com>
>> 
>> powerpc/numa: initialize distance lookup table from drconf path
>> 
>> In some situations, a NUMA guest that supports
>> ibm,dynamic-memory-reconfiguration node will end up having flat NUMA
>> distances between nodes. This is because of two problems in the
>> current code.
>
> Thanks for the patch. Have we tested that this doesn't regress the
> non dynamic representation?

Yes, that is tested. And works as expected.

Regards
Nikunj

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