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Date: Thu, 27 Jul 2017 10:19:29 +0200
From: Heiko Carstens <heiko.carstens@de.ibm.com>
To: Dou Liyang <douly.fnst@cn.fujitsu.com>
Cc: linux-kernel@vger.kernel.org, mpe@ellerman.id.au,
        Martin Schwidefsky <schwidefsky@de.ibm.com>,
        Michael Holzheu <holzheu@linux.vnet.ibm.com>,
        linux-s390@vger.kernel.org
Subject: Re: [PATCH 06/11] s390/topology: Remove the unused parent_node()
 macro
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On Wed, Jul 26, 2017 at 09:34:31PM +0800, Dou Liyang wrote:
> Commit a7be6e5a7f8d ("mm: drop useless local parameters of
> __register_one_node()") removes the last user of parent_node().
> 
> The parent_node() macro in S390 platform is unnecessary.
> 
> Remove it for cleanup.
> 
> Reported-by: Michael Ellerman <mpe@ellerman.id.au>
> Signed-off-by: Dou Liyang <douly.fnst@cn.fujitsu.com>
> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
> Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
> Cc: Michael Holzheu <holzheu@linux.vnet.ibm.com>
> Cc: linux-s390@vger.kernel.org
> ---

Are arch maintainers supposed to pick these patches up?

In any case: Acked-by: Heiko Carstens <heiko.carstens@de.ibm.com>