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08 Jun 2020 17:48:58 +0000 Received: from EX13MTAUEA002.ant.amazon.com (pdx4-ws-svc-p6-lb7-vlan2.pdx.amazon.com [10.170.41.162]) by email-inbound-relay-2b-55156cd4.us-west-2.amazon.com (Postfix) with ESMTPS id 7F18FA18D2; Mon, 8 Jun 2020 17:48:55 +0000 (UTC) Received: from EX13D31EUA001.ant.amazon.com (10.43.165.15) by EX13MTAUEA002.ant.amazon.com (10.43.61.77) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 8 Jun 2020 17:48:55 +0000 Received: from u886c93fd17d25d.ant.amazon.com (10.43.160.65) by EX13D31EUA001.ant.amazon.com (10.43.165.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 8 Jun 2020 17:48:37 +0000 From: SeongJae Park To: Christoph Hellwig CC: David Hildenbrand , SeongJae Park , , SeongJae Park , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: Re: Re: [PATCH v15 01/14] mm/page_ext: Export lookup_page_ext() to GPL modules Date: Mon, 8 Jun 2020 19:48:16 +0200 Message-ID: <20200608174816.19222-1-sjpark@amazon.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200608154917.GA8408@infradead.org> (raw) MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.43.160.65] X-ClientProxiedBy: EX13D31UWC001.ant.amazon.com (10.43.162.152) To EX13D31EUA001.ant.amazon.com (10.43.165.15) X-Rspamd-Queue-Id: 437A23704F X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam01 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 Mon, 8 Jun 2020 08:49:17 -0700 Christoph Hellwig wrote: > On Mon, Jun 08, 2020 at 01:53:23PM +0200, David Hildenbrand wrote: > > > @@ -131,6 +131,7 @@ struct page_ext *lookup_page_ext(const struct page *page) > > > MAX_ORDER_NR_PAGES); > > > return get_entry(base, index); > > > } > > > +EXPORT_SYMBOL_GPL(lookup_page_ext); > > > > > > static int __init alloc_node_page_ext(int nid) > > > { > > > > > > > I've been told to always smuggle new EXPORTs into the patch that > > actually needs it (and cc relevant people on that patch instead). > > A separate patch for anything remotely controversial really helps it > to stick out, so I think keeping it separate is a very good practice. I have no strong preference here. So if no further comments are given, in the next spin, I will keep this separate, but will mention exactly what future commit needs this change, so that it can be easily squashed later, if necessary. Thanks, SeongJae Park