From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 68423214A9B; Wed, 4 Feb 2026 08:16:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770192994; cv=none; b=GKs+fgBmiQaJ2oDKM2PsD03n07PYbHjBuPtqDCIql91vS2qp10116W21j7/DxNcO6hfNF4xQQIT8HbK10Knr2uEN6g7pu20DSEjIUYVZfcPOFM1Ps1w5fj+q/OuEBv5KPa62r02aTwJ32vujb5JEByqv22Go25/jah38x6leajw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770192994; c=relaxed/simple; bh=WxXDZS2gldEUv9hekLIDTwnn7p4L/bRv9DrzbhJlydY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=XxrTeUCsVE45ARk3jUwiU9d53h5BuaC6y28JoWtfqEUP5b1FhBqOhDfVJoJbiSAHhXReOz9BXek0R1cP8Jno8ZdeLG3lT4haC+ryzTwKjp1TFmiIBUvo+ImE1q3/2wTIF/+qD2ex9gT+ja15r5WZKVU4YyKHorz3O+bbLS5e71I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=C8gh/pKq; 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="C8gh/pKq" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 55C9FC4CEF7; Wed, 4 Feb 2026 08:16:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770192994; bh=WxXDZS2gldEUv9hekLIDTwnn7p4L/bRv9DrzbhJlydY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=C8gh/pKqW818z793jik11p+RF2eKWnDcp1gWr/jawmdvjsCileab1iXvIktQu5ed+ a5etFyS7OvZ37MJ6nsVJNDLqEY8KXIl6crwOW6WukBc3/4pdvqOxbSikvU4DVweI8p +Ug/VnOlDi1yrmRFGPo7MYhqBTBH3VhlsOcrmTpk6Agpjgx0WdkEXD2ACy0FoqhGhC EzURj9FItdFt4arK3CPzaVxx5epO06ezuNSWSFgtCVRIGXZkFEFAr6m/zSCbixOPdY mze1siTSphF/Jt71N0OqCQS1vG5a2SGtDtP0qRsECfsTkGJMGH9grnUEkjBJ9VmoKW 9WYJKyb0fY6jg== Date: Wed, 4 Feb 2026 10:16:30 +0200 From: Leon Romanovsky To: Christian =?iso-8859-1?Q?K=F6nig?= Cc: Sumit Semwal , Alex Deucher , David Airlie , Simona Vetter , Gerd Hoffmann , Dmitry Osipenko , Gurchetan Singh , Chia-I Wu , Maarten Lankhorst , Maxime Ripard , 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: <20260204081630.GA6771@unreal> References: <20260131-dmabuf-revoke-v7-0-463d956bd527@nvidia.com> <20260202160425.GO34749@unreal> 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: <20260202160425.GO34749@unreal> 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. Thanks > > Thanks >