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[142.162.112.119]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-89521bff53esm42252276d6.8.2026.02.05.06.21.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Feb 2026 06:21:12 -0800 (PST) Received: from jgg by wakko with local (Exim 4.97) (envelope-from ) id 1vo0EJ-00000000kPY-3gpa; Thu, 05 Feb 2026 10:21:11 -0400 Date: Thu, 5 Feb 2026 10:21:11 -0400 From: Jason Gunthorpe To: Leon Romanovsky Cc: Christian =?utf-8?B?S8O2bmln?= , Alex Williamson , Simona Vetter , Jani Nikula , Lucas De Marchi , Sumit Semwal , Alex Deucher , David Airlie , Gerd Hoffmann , Dmitry Osipenko , Gurchetan Singh , Chia-I Wu , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Thomas =?utf-8?Q?Hellstr=C3=B6m?= , Rodrigo Vivi , Kevin Tian , Joerg Roedel , Will Deacon , Robin Murphy , Felix Kuehling , Ankit Agrawal , Vivek Kasireddy , linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-kernel@vger.kernel.org, amd-gfx@lists.freedesktop.org, virtualization@lists.linux.dev, intel-xe@lists.freedesktop.org, linux-rdma@vger.kernel.org, iommu@lists.linux.dev, kvm@vger.kernel.org Subject: Re: [PATCH v7 7/8] vfio: Permit VFIO to work with pinned importers Message-ID: <20260205142111.GK2328995@ziepe.ca> References: <20260131-dmabuf-revoke-v7-0-463d956bd527@nvidia.com> <20260131-dmabuf-revoke-v7-7-463d956bd527@nvidia.com> <20260204095659.5a983af2@shazbot.org> <20260205121945.GC12824@unreal> Precedence: bulk X-Mailing-List: iommu@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260205121945.GC12824@unreal> On Thu, Feb 05, 2026 at 02:19:45PM +0200, Leon Romanovsky wrote: > You don't need any backmerge, SHA-1 version of vfio-v6.19-rc8 tag is the > same as in Linus's tree, so the flow is: I'm confused what is the problem here? >From https://anongit.freedesktop.org/git/drm/drm-misc * branch drm-misc-next -> FETCH_HEAD $ git show FETCH_HEAD commit 779ec12c85c9e4547519e3903a371a3b26a289de Author: Alexander Konyukhov Date: Tue Feb 3 16:48:46 2026 +0300 drm/komeda: fix integer overflow in AFBC framebuffer size check $ git merge-base FETCH_HEAD 61ceaf236115f20f4fdd7cf60f883ada1063349a 24d479d26b25bce5faea3ddd9fa8f3a6c3129ea7 $ git describe --contains 24d479d26b25bce5faea3ddd9fa8f3a6c3129ea7 v6.19-rc6^0 $ git log --oneline 61ceaf236115f20f4fdd7cf60f883ada1063349a ^FETCH_HEAD 61ceaf236115f2 vfio: Prevent from pinned DMABUF importers to attach to VFIO DMABUF Just pull Alex's tree, the drm-misc-next tree already has v6.19-rc6, so all they will see is one extra patch from Alex in your PR. No need to backmerge, this is normal git stuff and there won't be conflicts when they merge a later Linus tag. Jason