From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 0BAD07261A; Mon, 23 Jun 2025 05:09:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.133 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750655347; cv=none; b=BabUM//KVANH7PSCRxtIPN4qHgzUg25TOEhENqIXxG7kQg71Pu4dx8CH8mLDRDGCwfZBbMrTXLQHqgMV8zQkHe2VQQ11i9835ERmV1LHMCNS+mhB5lMiPS4fG/jMvSv4uyrtEUSYLSvEMkSqEh92c7iJGGh+idqnGAUPzM+WSQs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750655347; c=relaxed/simple; bh=6iWlujoY50kerxQF35ybfPM2DMpHKWvi0bipvqJkT10=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=kIdLNcIDhSq3Y71YhS89uGwjFL+xnd5SZm89Pt80jLqDEe/zHu+FpPVkCYYmSheH5Hg0ze3JQcvR0zTlzglSPz/oeZjZkNutKGf5jyl/hurhRyGDaQldQOnPAdkxnWb4U7myW0jzXzRYDvZVXqxWp51vPy2Q2qC+/x9qEPAndQk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=UBc+fN4R; arc=none smtp.client-ip=198.137.202.133 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="UBc+fN4R" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=IWYX9UfQNxtgOzFexY+WFuS+DowB6uedUOfP1xT8sZg=; b=UBc+fN4RFLPykqGB06dxJsdxcm DBEecUGA3/YBwSXVsi+bQEZz5YAy4UtVpVjrSQkboMQ/qDrrkgvaN7hAGUrt6EyXDrEsJBl8SxeHQ y2AUdYTExlmRa7eesbMYcjRvQwZ1lPuwuKdZKAbf6T+iHqptLVSV3Qn1OGqwpWbsxuJOQfxwKNKjb xLHZNTnXmBf+eqrS6BbSkWK1EE4cihjqA9TktpFltzH3XKJNIIxiTV1QyKnRglClVhvm/nrba9MDx EZUmGEHTA+SSSidLFErvg109P1T2JMmD/FSc12mjcWoZ1pJDm4PAe5DEnDLL1I3yTj+xst0DFDh7G d1ctTaHw==; Received: from hch by bombadil.infradead.org with local (Exim 4.98.2 #2 (Red Hat Linux)) id 1uTZQS-00000001ajw-0rDN; Mon, 23 Jun 2025 05:09:00 +0000 Date: Sun, 22 Jun 2025 22:09:00 -0700 From: Christoph Hellwig To: Eugenio Perez Martin Cc: Christoph Hellwig , jasowang@redhat.com, Yongji Xie , Cindy Lu , linux-kernel@vger.kernel.org, Stefano Garzarella , Stefan Hajnoczi , Maxime Coquelin , "Michael S. Tsirkin" , virtualization@lists.linux.dev, Xuan Zhuo , Laurent Vivier Subject: Re: [RFC 0/6] Add multiple address spaces support to VDUSE Message-ID: References: <20250606115012.1331551-1-eperezma@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@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: X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html On Fri, Jun 20, 2025 at 08:25:50AM +0200, Eugenio Perez Martin wrote: > This code does not touch the DMA API at all. Actually, we could even > remove all the DMA code and these changes would work the same. Can't > we just continue with this series and remove the abuse of the DMA API > in parallel? But it touches vduse. And vduse is marked broken because it still has this long standing issues. You don't add "ehancements" to code marked BROKEN begfore fixing that.