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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2513FC433EF for ; Sat, 23 Apr 2022 17:46:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236683AbiDWRty (ORCPT ); Sat, 23 Apr 2022 13:49:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50476 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236673AbiDWRtw (ORCPT ); Sat, 23 Apr 2022 13:49:52 -0400 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 642703336F; Sat, 23 Apr 2022 10:46:55 -0700 (PDT) Received: by verein.lst.de (Postfix, from userid 2407) id 0A68C68B05; Sat, 23 Apr 2022 19:46:50 +0200 (CEST) Date: Sat, 23 Apr 2022 19:46:50 +0200 From: Christoph Hellwig To: Mark-PK Tsai Cc: bjorn.andersson@linaro.org, mathieu.poirier@linaro.org, robin.murphy@arm.com, hch@lst.de, m.szyprowski@samsung.com, matthias.bgg@gmail.com, linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, yj.chiang@mediatek.com Subject: Re: [PATCH 0/2] dma-mapping, remoteproc: Fix dma_mem leak after rproc_shutdown Message-ID: <20220423174650.GA29219@lst.de> References: <20220422062436.14384-1-mark-pk.tsai@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220422062436.14384-1-mark-pk.tsai@mediatek.com> User-Agent: Mutt/1.5.17 (2007-11-01) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Sigh. In theory drivers should never declare coherent memory like this, and there has been some work to fix remoteproc in that regard. But I guess until that is merged we'll need somthing like this fix.