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[156.34.48.30]) by smtp.gmail.com with ESMTPSA id t205sm6026453qke.35.2020.11.27.05.12.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 27 Nov 2020 05:12:26 -0800 (PST) Received: from jgg by mlx with local (Exim 4.94) (envelope-from ) id 1kidY1-002Xfv-SN; Fri, 27 Nov 2020 09:12:25 -0400 Date: Fri, 27 Nov 2020 09:12:25 -0400 From: Jason Gunthorpe To: Daniel Vetter Cc: DRI Development , LKML , kvm@vger.kernel.org, linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-media@vger.kernel.org Subject: Re: [PATCH v6 00/17] follow_pfn and other iomap races Message-ID: <20201127131225.GX5487@ziepe.ca> References: <20201119144146.1045202-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201119144146.1045202-1-daniel.vetter@ffwll.ch> Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Thu, Nov 19, 2020 at 03:41:29PM +0100, Daniel Vetter wrote: > I feel like this is ready for some wider soaking. Since the remaining bits > are all kinda connnected probably simplest if it all goes through -mm. Did you figure out a sumbission plan for this stuff? > Daniel Vetter (17): > drm/exynos: Stop using frame_vector helpers > drm/exynos: Use FOLL_LONGTERM for g2d cmdlists > misc/habana: Stop using frame_vector helpers > misc/habana: Use FOLL_LONGTERM for userptr > mm/frame-vector: Use FOLL_LONGTERM > media: videobuf2: Move frame_vector into media subsystem At the very least it would be good to get those in right away. > mm: Add unsafe_follow_pfn > media/videbuf1|2: Mark follow_pfn usage as unsafe > vfio/type1: Mark follow_pfn as unsafe I'm surprised nobody from VFIO has remarked on this, I think thety won't like it > mm: Close race in generic_access_phys > PCI: Obey iomem restrictions for procfs mmap > /dev/mem: Only set filp->f_mapping > resource: Move devmem revoke code to resource framework > sysfs: Support zapping of binary attr mmaps > PCI: Revoke mappings like devmem This sequence seems fairly stand alone, and in good shape as well My advice is to put the done things on a branch and get Stephen to put them in linux-next. You can send a PR to Lins. There is very little mm stuff in here, and cross subsystem stuff works better in git land, IMHO. Jason