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=-3.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS 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 99511C2BBC7 for ; Mon, 13 Apr 2020 09:15:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7849A2073E for ; Mon, 13 Apr 2020 09:15:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586769328; bh=kzHqKn+GWCgegiJ0Zguzq9Vbi7lSJ5PufV6o8/thN4s=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=nSzaYhbiJrJ4sAhdEHispUd+20Prgnx3vCagseawE0Ar4wwGxhUcIpV5T5GuRPiNL sDQAMpqmg8W5Afg6O7knh9yUuYZ1JL/E/xjkHrHuiU686kuUTaENr/obUQpgUwvyTn 7GsVmqL5/qdF8/fhqd3ZcteTd6NY2KdmiaqNfS08= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729347AbgDMIU1 (ORCPT ); Mon, 13 Apr 2020 04:20:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.18]:42982 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727971AbgDMIU0 (ORCPT ); Mon, 13 Apr 2020 04:20:26 -0400 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5774FC008609; Mon, 13 Apr 2020 01:20:26 -0700 (PDT) Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9230A20692; Mon, 13 Apr 2020 08:20:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586766026; bh=kzHqKn+GWCgegiJ0Zguzq9Vbi7lSJ5PufV6o8/thN4s=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=o/z+tnRq+AR8mYl5YzlvWL3Fnn2ZZorEuOP2usEDvF0o6NaO7lVfLHfisxpQyWiaJ 6I4XzI7SPOZofWDKWzgLXLF534SIpiTzsJd5RJNgQwfbCDYuMZ49kSzA1xpqfC5Xcg u9HM0XvQHif5P+ujd0RvURmNP0K2EtZAwictzMWY= Date: Mon, 13 Apr 2020 10:20:23 +0200 From: Greg KH To: nobuhiro1.iwamatsu@toshiba.co.jp Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org, clew@codeaurora.org, aneela@codeaurora.org, bjorn.andersson@linaro.org, lee.jones@linaro.org Subject: Re: [PATCH 4.14 36/38] rpmsg: glink: Remove chunk size word align warning Message-ID: <20200413082023.GA2792388@kroah.com> References: <20200411115437.795556138@linuxfoundation.org> <20200411115441.303886448@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 13, 2020 at 05:16:05AM +0000, nobuhiro1.iwamatsu@toshiba.co.jp wrote: > Hi, > > > -----Original Message----- > > From: stable-owner@vger.kernel.org [mailto:stable-owner@vger.kernel.org] On Behalf Of Greg Kroah-Hartman > > Sent: Saturday, April 11, 2020 9:09 PM > > To: linux-kernel@vger.kernel.org > > Cc: Greg Kroah-Hartman ; stable@vger.kernel.org; Chris Lew ; Arun > > Kumar Neelakantam ; Bjorn Andersson ; Lee Jones > > > > Subject: [PATCH 4.14 36/38] rpmsg: glink: Remove chunk size word align warning > > > > From: Chris Lew > > > > commit f0beb4ba9b185d497c8efe7b349363700092aee0 upstream. > > > > It is possible for the chunk sizes coming from the non RPM remote procs > > to not be word aligned. Remove the alignment warning and continue to > > read from the FIFO so execution is not stalled. > > > > Signed-off-by: Chris Lew > > Signed-off-by: Arun Kumar Neelakantam > > Signed-off-by: Bjorn Andersson > > Signed-off-by: Lee Jones > > Signed-off-by: Greg Kroah-Hartman > > This commit also seems to require the following commits: > > commit 928002a5e9dab2ddc1a0fe3e00739e89be30dc6b > Author: Arun Kumar Neelakantam > Date: Wed Oct 3 17:08:20 2018 +0530 > > rpmsg: glink: smem: Support rx peak for size less than 4 bytes > > The current rx peak function fails to read the data if size is > less than 4bytes. > > Use memcpy_fromio to support data reads of size less than 4 bytes. > > Cc: stable@vger.kernel.org > Fixes: f0beb4ba9b18 ("rpmsg: glink: Remove chunk size word align warning") > Signed-off-by: Arun Kumar Neelakantam > Signed-off-by: Bjorn Andersson > > This fixes commit need to apply 4.19. This fix is already in 4.19.y, so it's only needed for 4.14.y at this point in time, thanks! greg k-h