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[2003:cb:c70d:8300:4812:9d4f:6cd8:7f47]) by smtp.gmail.com with ESMTPSA id n2sm2317685wrw.63.2022.01.27.04.27.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 27 Jan 2022 04:27:33 -0800 (PST) Message-ID: Date: Thu, 27 Jan 2022 13:27:32 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.4.0 Subject: Re: [PATCH 1/6] mm, memory_hotplug: make arch_alloc_nodedata independent on CONFIG_MEMORY_HOTPLUG To: Michal Hocko , Andrew Morton Cc: linux-mm@kvack.org, LKML , Alexey Makhalov , Dennis Zhou , Eric Dumazet , Oscar Salvador , Tejun Heo , Christoph Lameter , Nico Pache , Wei Yang , Rafael Aquini , Michal Hocko References: <20220127085305.20890-1-mhocko@kernel.org> <20220127085305.20890-2-mhocko@kernel.org> From: David Hildenbrand Organization: Red Hat In-Reply-To: <20220127085305.20890-2-mhocko@kernel.org> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: 1E6CE18000B X-Stat-Signature: ksc9bmesckeq9fu7m81q1q6f6w5a3687 Authentication-Results: imf24.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=MeSAzVxE; dmarc=pass (policy=none) header.from=redhat.com; spf=none (imf24.hostedemail.com: domain of david@redhat.com has no SPF policy when checking 170.10.133.124) smtp.mailfrom=david@redhat.com X-Rspam-User: nil X-HE-Tag: 1643286456-920200 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 27.01.22 09:53, Michal Hocko wrote: > From: Michal Hocko > > This is a preparatory patch and it doesn't introduce any functional > change. It merely pulls out arch_alloc_nodedata (and co) outside of > CONFIG_MEMORY_HOTPLUG because the following patch will need to call this > from the generic MM code. > I would have hoped we'd have dropped support for ia64 by now, to get rid of this special case ... > Acked-by: Rafael Aquini > Signed-off-by: Michal Hocko > --- > arch/ia64/mm/discontig.c | 2 - > include/linux/memory_hotplug.h | 119 ++++++++++++++++----------------- > 2 files changed, 59 insertions(+), 62 deletions(-) Acked-by: David Hildenbrand -- Thanks, David / dhildenb