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 C52742580E1; Mon, 2 Feb 2026 16:04:32 +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=1770048272; cv=none; b=M2kf1Ixo46XoUC6w8rwLKDzFw8BU+lOKkcTmUbXQrH79jua1tE8orndWgsusjT6W4eG47GveVNZRvBeoAxNDRhFrUkn5awWvc/yZ1YKVrWBvOZbDUclOZb2Y2QqCmoI1SghQHoGKN9S7s3Z5/zpSA6NBAGM1+HUi/FvEAdaRzkA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770048272; c=relaxed/simple; bh=7imNtjuPs1te+Kisp0FjgtPNX3MVFkhCCfZGQjL0zdE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=pmMQPeTkX5DzKi989wvZDfxI6ZqCUnw9FGB6ZzqJrZ9EbtlWw9t9cMrqRiVGiU3HntWinoxKBYgQPJY18QtBNE3RpwvQprdt1yyaXmxrwJCaealZESJSsCbkmjdlahQJVhKcE9lc2fpjhf146dQdfkemKraQYFX4mVQ2CVwxVOI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=f/aB5C6X; 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="f/aB5C6X" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C63C6C116C6; Mon, 2 Feb 2026 16:04:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770048272; bh=7imNtjuPs1te+Kisp0FjgtPNX3MVFkhCCfZGQjL0zdE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=f/aB5C6XvMX7ySgFLbkB7nsbkNjnx01Vj3syyHczl0oLlRz9+pP1I+iCDjrW/iGE/ O7AQHu69UN3T+TU5FuhDC1Gqg+whGbB6rUX5kvnaFYduFi4aQqmdZskSdFLIsH+yV/ 3WVLf9QxlXUBZ/YCuEJD7DKWz4xBbcsnh3zo8X8aT698GMC9lUyGwKC82KAXlXEAK+ YSvnfx0cc6lZCbWhfI0bW1MJi2So9rZTK5TNjLGe78XaGFRLlFEPJTrTLXTdK+R0LO aJrihNOOGO4iUaVjnls8WcA2+TFWeUMSBuRwtDAFQoNTDAthUbI/n2zQR/DAnDLQwF kG55IL5/qUQWQ== Date: Mon, 2 Feb 2026 18:04:25 +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: <20260202160425.GO34749@unreal> References: <20260131-dmabuf-revoke-v7-0-463d956bd527@nvidia.com> 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: <20260131-dmabuf-revoke-v7-0-463d956bd527@nvidia.com> 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? Thanks