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smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=cLTSxgcI; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="cLTSxgcI" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A4B99C2BC86; Wed, 4 Feb 2026 11:52:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770205935; bh=IC8/pGvY0vfg3ue4Utkl8PDQmzQeaM3j/LsYQSH4/Y4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=cLTSxgcIj+P2Us1I+pH6RM0skPGzQhFWPR9LveSvtrZvU2wE8iXmmuntq8miFGmCm idz7eX/3vfcs+O3wzJbT/S+vsJ1oS7qmO0U2l+0tlbOQHQwcsMcfJ6n/8PgKm71dIk 0uxPnxg/nw9/Zan2IPr3R0nxkf2lyo+dVI8njqTmwMRoyLpydbyYnCN/22hioqQlt5 3A7c/0Syb9Zwq9oyG7+breVWOABJH+jqbh+FF6laOvjHSBdgGIs+QLBq25Pk0Gzahx qHKqESlrHribLaJs13ARVq2l6xT7+l3ROD/Ko4JoHDXynKPCttMS5GpyxhyxlSA1Dt Sdu5aPEXQI3gA== Date: Wed, 4 Feb 2026 13:52:12 +0200 From: Leon Romanovsky To: Maxime Ripard Cc: Christian =?iso-8859-1?Q?K=F6nig?= , Sumit Semwal , Alex Deucher , David Airlie , Simona Vetter , Gerd Hoffmann , Dmitry Osipenko , Gurchetan Singh , Chia-I Wu , Maarten Lankhorst , Thomas Zimmermann , Lucas De Marchi , Thomas =?iso-8859-1?Q?Hellstr=F6m?= , Rodrigo Vivi , Jason Gunthorpe , Kevin Tian , Joerg Roedel , Will Deacon , Robin Murphy , Felix Kuehling , Alex Williamson , 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 0/8] dma-buf: Use revoke mechanism to invalidate shared buffers Message-ID: <20260204115212.GG6771@unreal> References: <20260131-dmabuf-revoke-v7-0-463d956bd527@nvidia.com> <20260202160425.GO34749@unreal> <20260204081630.GA6771@unreal> <20260204-icy-classic-crayfish-68da6d@houat> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260204-icy-classic-crayfish-68da6d@houat> On Wed, Feb 04, 2026 at 09:56:08AM +0100, Maxime Ripard wrote: > On Wed, Feb 04, 2026 at 10:16:30AM +0200, Leon Romanovsky wrote: > > On Mon, Feb 02, 2026 at 06:04:25PM +0200, Leon Romanovsky wrote: > > > On Sat, Jan 31, 2026 at 07:34:10AM +0200, Leon Romanovsky wrote: > > > > Changelog: > > > > v7: > > > > > > <...> > > > > > > > Leon Romanovsky (8): > > > > dma-buf: Rename .move_notify() callback to a clearer identifier > > > > dma-buf: Rename dma_buf_move_notify() to dma_buf_invalidate_mappings() > > > > dma-buf: Always build with DMABUF_MOVE_NOTIFY > > > > vfio: Wait for dma-buf invalidation to complete > > > > dma-buf: Make .invalidate_mapping() truly optional > > > > dma-buf: Add dma_buf_attach_revocable() > > > > vfio: Permit VFIO to work with pinned importers > > > > iommufd: Add dma_buf_pin() > > > > > > > > drivers/dma-buf/Kconfig | 12 ----- > > > > drivers/dma-buf/dma-buf.c | 69 ++++++++++++++++++++----- > > > > drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c | 14 ++--- > > > > drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 2 +- > > > > drivers/gpu/drm/amd/amdkfd/Kconfig | 2 +- > > > > drivers/gpu/drm/virtio/virtgpu_prime.c | 2 +- > > > > drivers/gpu/drm/xe/tests/xe_dma_buf.c | 7 ++- > > > > drivers/gpu/drm/xe/xe_bo.c | 2 +- > > > > drivers/gpu/drm/xe/xe_dma_buf.c | 14 ++--- > > > > drivers/infiniband/core/umem_dmabuf.c | 13 ----- > > > > drivers/infiniband/hw/mlx5/mr.c | 2 +- > > > > drivers/iommu/iommufd/pages.c | 11 +++- > > > > drivers/iommu/iommufd/selftest.c | 2 +- > > > > drivers/vfio/pci/vfio_pci_dmabuf.c | 80 ++++++++++++++++++++++------- > > > > include/linux/dma-buf.h | 17 +++--- > > > > 15 files changed, 153 insertions(+), 96 deletions(-) > > > > > > Christian, > > > > > > Given the ongoing discussion around patch v5, I'm a bit unclear on the > > > current state. Is the series ready for merging, or do you need me to > > > rework anything further? > > > > Christian, > > > > Let's not miss the merge window for work that is already ready. > > The cutoff date for the merge window was on 25/1, so it was already > missed by the time you sent your series. The primary goal of this series is to update dma-buf. The changes in drivers/gpu/drm are limited to straightforward renames. Thanks > > Maxime