From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A3A60C49EA6 for ; Wed, 23 Jun 2021 13:43:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8E07561026 for ; Wed, 23 Jun 2021 13:43:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231134AbhFWNp2 (ORCPT ); Wed, 23 Jun 2021 09:45:28 -0400 Received: from verein.lst.de ([213.95.11.211]:50960 "EHLO verein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230520AbhFWNp1 (ORCPT ); Wed, 23 Jun 2021 09:45:27 -0400 Received: by verein.lst.de (Postfix, from userid 2407) id 1597A67373; Wed, 23 Jun 2021 15:43:08 +0200 (CEST) Date: Wed, 23 Jun 2021 15:43:07 +0200 From: Christoph Hellwig To: Ohad Ben-Cohen , Bjorn Andersson , Mathieu Poirier Cc: linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: remoteproc DMA API abuse status Message-ID: <20210623134307.GA29505@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.17 (2007-11-01) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi remoteproc maintainers, did you make any progress to get remoteproc out of creating fake devices that fake their dma ops status and the abuse of dma_declare_coherent_memory in removeproc_virtio? I remember we had a discussion on this a long time ago, and there was an unfinished patchset to change the memory pool handling. What happened to all that?