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 B62D6156C76; Tue, 4 Mar 2025 14:54:33 +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=1741100073; cv=none; b=jAMU6ziyzwTagEvtzqVjJsUmUl6F4ygoPad3md3Ceq9ki6HuxZAlbcMlSbBaN2nnqg8X7i05Qp0S8bbERAu4jOjs6F2DDP4iLwhFXgEsCKiGUqJueqEzW2Nkt1MkcAdZjyHiNP34B39hHm1mXJnllSgGa8Mqmr5ckOePaUB9qFI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741100073; c=relaxed/simple; bh=6QVcC4GPVMSItVqHqjY2/nKc5H0HnVp+/D7NkRyhohw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=D9iI17YMwj4MLx0+ZT72l7zuo8u/Q8ekhXXqDz0A3aKzvrO3ftYSOX24WB/ba94Lm9OWXDZ1JvrRyxylSqkm61qfAt86VOWWT8Uly8qhrvsCUzljnWDHmUV65+pk5mnON3I4ycP1Due02N2q6m6fZf4dTSL5BsNholltZBjfCSg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=trU6zHvY; 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="trU6zHvY" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 793E0C4CEE7; Tue, 4 Mar 2025 14:54:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741100073; bh=6QVcC4GPVMSItVqHqjY2/nKc5H0HnVp+/D7NkRyhohw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=trU6zHvYUjZCBj8Ced0tD9DPJmg6FubXk0qnSnB3Kr0MtE0OzU47Sami3rZ+q1eL7 JJhqUbpYYPYAw5GMGVuGX8/z9p9S5okXMhsgtdVK4wxFBLWdQ6Pyg+gMziT00LPfRW MB6DCpDlfQlpjhNa9JFOUA7XotD78kijgsNnNp+bEvqwfOFPPZuRlA+mLWOjbK0xrd pXLatuDsXiVGd2vLHKpi3xL4Ea4UnmHaeasSnHHD8kMeXb0+QFK0BpdH4T1/fyEKUQ bznCslahq2nqmlMavlh2prD6+UjZIQ3udYGsCtYQsMldhZ5sOrHi6cnLZGycFEBs0y 0k8wbdsqtT1jA== Date: Tue, 4 Mar 2025 16:54:28 +0200 From: Leon Romanovsky To: Christian =?iso-8859-1?Q?K=F6nig?= Cc: Jason Gunthorpe , "Kasireddy, Vivek" , Wei Lin Guay , "alex.williamson@redhat.com" , "dri-devel@lists.freedesktop.org" , "kvm@vger.kernel.org" , "linux-rdma@vger.kernel.org" , Dag Moxnes , "kbusch@kernel.org" , Nicolaas Viljoen , Oded Gabbay , Simona Vetter , Maor Gottlieb , Marek Szyprowski Subject: Re: [PATCH 0/4] cover-letter: Allow MMIO regions to be exported through dmabuf Message-ID: <20250304145428.GH1955273@unreal> References: <20241216095920.237117-1-wguay@fb.com> <924671F4-E8B5-4007-BE5D-29ED58B95F46@meta.com> <61DF4F0E-D947-436B-9160-A40079DB9085@meta.com> <20250226133822.GA28425@nvidia.com> <0d471fca-b64c-4392-88ee-d26dbfe3cf2d@amd.com> Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <0d471fca-b64c-4392-88ee-d26dbfe3cf2d@amd.com> On Tue, Mar 04, 2025 at 03:29:42PM +0100, Christian König wrote: > Am 26.02.25 um 14:38 schrieb Jason Gunthorpe: > > On Wed, Feb 26, 2025 at 07:55:07AM +0000, Kasireddy, Vivek wrote: > > > >>> Is there any update or ETA for the v3? Are there any ways we can help? > >> I believe Leon's series is very close to getting merged. Once it > >> lands, this series can be revived. > > The recent drama has made what happens next unclear. > > > > I would like it if interested parties could contribute reviews to > > Leon's v7 series to help it along. > > I think demonstrating how any new interface would work with the existing importers/exporters would help. Unfortunately, it is huge waste of time given current situation where even basic building blocks are not merged yet [1]. We do see clear path to fix dmabuf, see this roadmap [2]. [1] https://lore.kernel.org/all/20250302085717.GO53094@unreal/ [2] https://lore.kernel.org/linux-rdma/20250122071600.GC10702@unreal/T/#u Thanks