linux-kernel - Re: powerpc/hotplug-mem: Fix aa

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Message-Id: <3wdpBz4LPQz9s78@ozlabs.org>
Date:   Thu,  1 Jun 2017 23:31:07 +1000 (AEST)
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Michael Bringmann <mwb@...ux.vnet.ibm.com>, paulus@...ba.org,
        nfont@...ux.vnet.ibm.com, sahilmehta17@...il.com,
        jallen@...ux.vnet.ibm.com, mwb@...ux.vnet.ibm.com,
        alastair@...ilva.org, linuxppc-dev@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org
Subject: Re: powerpc/hotplug-mem: Fix aa_index match bug for hotplug

On Mon, 2017-05-22 at 20:44:37 UTC, Michael Bringmann wrote:
> When adding or removing memory, the aa_index (affinity value) for the
> memblock must also be converted to match the endianness of the rest
> of the 'ibm,dynamic-memory' property.  Otherwise, subsequent retrieval
> of the attribute will likely lead to non-existent nodes, followed by
> using the default node in the code inappropriately.
> 
> Signed-off-by: Michael Bringmann <mwb@...ux.vnet.ibm.com>

Applied to powerpc fixes, thanks.

https://git.kernel.org/powerpc/c/dc421b200f91930c9c6a9586810ff8

cheers