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[2607:7c80:54:e::133]) by mx.google.com with ESMTPS id a10si16356589pgq.194.2019.06.26.08.38.31 for (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Wed, 26 Jun 2019 08:38:31 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of batv+ab1f803c58217d155be4+5785+infradead.org+hch@bombadil.srs.infradead.org designates 2607:7c80:54:e::133 as permitted sender) client-ip=2607:7c80:54:e::133; Authentication-Results: mx.google.com; dkim=pass header.i=@infradead.org header.s=bombadil.20170209 header.b="iqa/5AWM"; spf=pass (google.com: best guess record for domain of batv+ab1f803c58217d155be4+5785+infradead.org+hch@bombadil.srs.infradead.org designates 2607:7c80:54:e::133 as permitted sender) smtp.mailfrom=BATV+ab1f803c58217d155be4+5785+infradead.org+hch@bombadil.srs.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=+/or7RUo8RlGi5/xsF/irgqT3ptx8jRXk2ETY+C794o=; b=iqa/5AWMRhPrM653o+fAvvzP/ 3Lu11i5qtEA4ol0XFXBypacKt3hMduvti/cE2K/yNgiQ4JRON9meWX+Po+pL5yBo6NP8FgwZSYEFc Mdj4WQn2vH6kw8etGhdrkBZHybPguu7XHlfgj+JQix/X/BYr1OfCIztMkG8B2KcHQ05PMK0WbemnH v50nvf7jL5fZ2lPZYTnNbtdWlaY7trB2NndBDzJ9Nf+Dm5tLjPQUoHrmoaAT8wTKYmzbFSOO+uUbZ F2Bz/idD0WyKulTxAegisbOggsq6y/MYuNqTHpvvgnVktWlVD18xTtxTQlhbkT6gRspskDQF9ZtLw 6G1KTOdiw==; Received: from hch by bombadil.infradead.org with local (Exim 4.92 #3 (Red Hat Linux)) id 1hgA0D-0006Qo-QY; Wed, 26 Jun 2019 15:38:29 +0000 Date: Wed, 26 Jun 2019 08:38:29 -0700 From: Christoph Hellwig To: Mark Rutland Cc: Christoph Hellwig , Robin Murphy , linux-mm@kvack.org, akpm@linux-foundation.org, will.deacon@arm.com, catalin.marinas@arm.com, anshuman.khandual@arm.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Jason Gunthorpe , Michal Hocko Subject: Re: [PATCH v3 0/4] Devmap cleanups + arm64 support Message-ID: <20190626153829.GA22138@infradead.org> References: <20190626073533.GA24199@infradead.org> <20190626123139.GB20635@lakrids.cambridge.arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190626123139.GB20635@lakrids.cambridge.arm.com> User-Agent: Mutt/1.11.4 (2019-03-13) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html 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 Wed, Jun 26, 2019 at 01:31:40PM +0100, Mark Rutland wrote: > On Wed, Jun 26, 2019 at 12:35:33AM -0700, Christoph Hellwig wrote: > > Robin, Andrew: > > As a heads-up, Robin is currently on holiday, so this is all down to > Andrew's preference. > > > I have a series for the hmm tree, which touches the section size > > bits, and remove device public memory support. > > > > It might be best if we include this series in the hmm tree as well > > to avoid conflicts. Is it ok to include the rebase version of at least > > the cleanup part (which looks like it is not required for the actual > > arm64 support) in the hmm tree to avoid conflicts? > > Per the cover letter, the arm64 patch has a build dependency on the > others, so that might require a stable brnach for the common prefix. I guess we'll just have to live with the merge errors then, as the mm tree is a patch series and thus can't easily use a stable base tree. That is unlike Andrew wants to pull in the hmm tree as a prep patch for the series.