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[156.34.55.100]) by smtp.gmail.com with ESMTPSA id s78sm5202319vke.1.2019.05.27.12.12.48 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 27 May 2019 12:12:48 -0700 (PDT) Received: from jgg by mlx.ziepe.ca with local (Exim 4.90_1) (envelope-from ) id 1hVL39-0003MZ-Q1; Mon, 27 May 2019 16:12:47 -0300 Date: Mon, 27 May 2019 16:12:47 -0300 From: Jason Gunthorpe To: Andrew Morton Cc: Christoph Hellwig , Dave Airlie , Linus Torvalds , Daniel Vetter , Jerome Glisse , linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, Leon Romanovsky , Doug Ledford , Artemy Kovalyov , Moni Shoua , Mike Marciniszyn , Kaike Wan , Dennis Dalessandro , linux-mm@kvack.org, dri-devel Subject: Re: RFC: Run a dedicated hmm.git for 5.3 Message-ID: <20190527191247.GA12540@ziepe.ca> References: <20190523154149.GB12159@ziepe.ca> <20190523155207.GC5104@redhat.com> <20190523163429.GC12159@ziepe.ca> <20190523173302.GD5104@redhat.com> <20190523175546.GE12159@ziepe.ca> <20190523182458.GA3571@redhat.com> <20190523191038.GG12159@ziepe.ca> <20190524064051.GA28855@infradead.org> <20190524124455.GB16845@ziepe.ca> <20190525155210.8a9a66385ac8169d0e144225@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190525155210.8a9a66385ac8169d0e144225@linux-foundation.org> User-Agent: Mutt/1.9.4 (2018-02-28) 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 Sat, May 25, 2019 at 03:52:10PM -0700, Andrew Morton wrote: > On Fri, 24 May 2019 09:44:55 -0300 Jason Gunthorpe wrote: > > > Now that -mm merged the basic hmm API skeleton I think running like > > this would get us quickly to the place we all want: comprehensive in tree > > users of hmm. > > > > Andrew, would this be acceptable to you? > > Sure. Please take care not to permit this to reduce the amount of > exposure and review which the core HMM pieces get. Certainly, thanks all Jerome: I started a HMM branch on v5.2-rc2 in the rdma.git here: git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git https://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git/log/?h=hmm Please send a series with the initial cross tree stuff: - kconfig fixing patches - The full removal of all the 'temporary for merging' APIs - Fixing the API of hmm_range_register to accept a mirror When these are ready I'll send a hmm PR to DRM so everyone is on the same API page. I'll also move the hugetlb patch that Andrew picked up into this git so we don't have a merge conflict risk In parallel let us also finish revising the mirror API and going through the ODP stuff. Regards, Jason