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 A366A3E47E; Thu, 2 May 2024 12:57:28 +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=1714654648; cv=none; b=KAMZzhfrpPZuR+No2K7U4cO29Rh+5EOKH8lkErI4VPcN+vaorwEsnd9+9qp/og8U7ED2ZiLNyZrgr0+JdI0IR1QqV59cpipNXpeeGmbRfQ3bepnXht68lnkiXBW/dK8LdLqbfk6XFjhIIsUlnTbzZGjgbDkss0p1/ceyzecyNVE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714654648; c=relaxed/simple; bh=OwqbgGXta9Pf1TpudRH9JFOWS6zl+MgHoogHnhBKWs8=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=PJssjpPuqJ91DXUUVzBpzLbRzL84/fjNAF4QfPul7YNhQWs2SMSn6lJlPMB49CrxMpggiHBLqg6YIQi7Yk+MHNel9zEjH4x7Qir96s+/8guplyaxbvW+dJzeu5sFI4cda0BYkvturWJvX7L7an+9PKpCM6hZV6tEstn6Z8iqZV4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=GGBOF4kk; 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="GGBOF4kk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AAA61C113CC; Thu, 2 May 2024 12:57:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1714654648; bh=OwqbgGXta9Pf1TpudRH9JFOWS6zl+MgHoogHnhBKWs8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=GGBOF4kkklhLBl56r2o43uYC7YyvUQB/QuJJj3UH6bTN7xggBqA5uFxckuBAFvX62 5TyyKfoxVDdGJpiOwt2bS2XLT6C9WgrU7DhMs4h1FrKFI6INS/X54sSP+dQYEaTQuq 72LvOOKBn9xF07XWJMyPwVC45Rg2QXN2rWb3AbAVfS0PbXugfpIFwyA0nTwZThPYvs L3SJVJPQiMGO/vLJJojAQN6LGBBFMUcy72CiVKtdy9OytnFbUfJOy/iTEsBNlsoC7m XexYPYX1owumny5YzAMlf/+GzbEpjVYxdnMRCQteywaxIaUfeqgLrlL7nORybK4xi8 x3G2HzY5yNZ1g== Date: Thu, 2 May 2024 15:57:24 +0300 From: Leon Romanovsky To: "Kasireddy, Vivek" Cc: Jason Gunthorpe , Alex Williamson , "dri-devel@lists.freedesktop.org" , "kvm@vger.kernel.org" , "linux-rdma@vger.kernel.org" , Christoph Hellwig Subject: Re: [PATCH v1 2/2] vfio/pci: Allow MMIO regions to be exported through dma-buf Message-ID: <20240502125724.GI100414@unreal> References: <20240422063602.3690124-1-vivek.kasireddy@intel.com> <20240422063602.3690124-3-vivek.kasireddy@intel.com> <20240430162450.711f4616.alex.williamson@redhat.com> <20240501125309.GB941030@nvidia.com> Precedence: bulk X-Mailing-List: kvm@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: On Thu, May 02, 2024 at 07:50:36AM +0000, Kasireddy, Vivek wrote: > Hi Jason, <...> > > I'd rather we stick with the original design. Leon is working on DMA > > API changes that should address half the issue. > Ok, I'll keep an eye out for Leon's work. The code for v1 is here: https://git.kernel.org/pub/scm/linux/kernel/git/leon/linux-rdma.git/log/?h=dma-split-v1 It is constantly rebased till we will be ready to submit it. v0 is here: https://lore.kernel.org/linux-rdma/cover.1709635535.git.leon@kernel.org/ Thanks > > Thanks, > Vivek > > > > > Jason >