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Date:   Tue, 7 Jan 2020 18:42:55 +0100
From:   Heiko Carstens <heiko.carstens@de.ibm.com>
To:     Anshuman Khandual <anshuman.khandual@arm.com>
Cc:     linux-mm@kvack.org, Vasily Gorbik <gor@linux.ibm.com>,
        Christian Borntraeger <borntraeger@de.ibm.com>,
        Martin Schwidefsky <schwidefsky@de.ibm.com>,
        Collin Walling <walling@linux.ibm.com>,
        Gerald Schaefer <gerald.schaefer@de.ibm.com>,
        Philipp Rudo <prudo@linux.ibm.com>,
        Mike Rapoport <rppt@linux.ibm.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mm/memblock: Define memblock_physmem_add()
References: <1578283835-21969-1-git-send-email-anshuman.khandual@arm.com>
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On Mon, Jan 06, 2020 at 09:40:35AM +0530, Anshuman Khandual wrote:
> On s390 platform memblock.physmem array is being built by directly calling
> into memblock_add_range() which is a low level function not intended to be
> used outside of memblock. Hence lets conditionally add helper functions for
> physmem array when HAVE_MEMBLOCK_PHYS_MAP is enabled. Also use MAX_NUMNODES
> instead of 0 as node ID similar to memblock_add() and memblock_reserve().
> Make memblock_add_range() a static function as it is no longer getting used
> outside of memblock.
> 
> Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
> Cc: Vasily Gorbik <gor@linux.ibm.com>
> Cc: Christian Borntraeger <borntraeger@de.ibm.com>
> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
> Cc: Collin Walling <walling@linux.ibm.com>
> Cc: Gerald Schaefer <gerald.schaefer@de.ibm.com>
> Cc: Philipp Rudo <prudo@linux.ibm.com>
> Cc: Mike Rapoport <rppt@linux.ibm.com>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: linux-s390@vger.kernel.org
> Cc: linux-kernel@vger.kernel.org
> Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
> ---
> Only build tested for s390, will appreciate if some one can give it a try
> on a real system.

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