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=-11.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 54F12C432BE for ; Fri, 30 Jul 2021 19:40:24 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id C947C60F26 for ; Fri, 30 Jul 2021 19:40:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org C947C60F26 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=armlinux.org.uk Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=aF/Drt2Xj+/3uhHuK9nsIvuuXs1F8GzsvDXsRZNS5sM=; b=DWg8jArCzmWjxV 7dkSkyz/4JdD2Ylg+oOMCrqq4bWYwgZhFcNURlP09UM7uPKvyiHDm1ftIzfDRiYAbGpmz/W2mLoRt K2Y784y9ErvM6Olaqf7c3OXnLnGX6j1dM/gK85bDUcRio/NqzNubuYL3/r0K/eN7ns0JQxBXAqr6B g/iFObsfqzZACx/K2Zaks2VoqNr0Em/QMmuO01BhBk8gBUYcDWwbU2gAA8N8meR/fI2V55VkQzylI V2JhKkuhE3r9YX2e8ciYKThx/appYpywcyybMeSmGlr1pHRcgIkfVK4x7GRP4MWgPZJbXVwQJpZQS 1CsvhJ0DX7r8C4L2bTpA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1m9YMp-00A8MW-8k; Fri, 30 Jul 2021 19:40:23 +0000 Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:32c8:5054:ff:fe00:142]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1m0hou-00AwsE-BT; Tue, 06 Jul 2021 09:56:50 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender:In-Reply-To: Content-Transfer-Encoding:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=16iZcd8UM9edxy0w5wY5BQzXODSiQ7QkmW3vxkbk5D0=; b=a3mzSZ9zhXvQ7z72FKA8Fdnpk LWcvpcuWofwRYcFCjviYZJk1oPXrs7M3uQJ+ywY1LHJEnj+NRwjgrzF1fC0F4Her/0HY+w0mU3H3Y 10CG8a1oWmfqpRlDsr7HNnDdAy6f+2/u33SyEsVG77yaTgZQwrs2MZiscSAA5F+AnLuDVz82jgC0J lYqY2gLTqCI0RBtuMN88P4U2IEdFt2eygNpGPrRxU5Qv7iomPheSViajY02rYqXloTzTH8q6Js++w YBqCoH4+kucnPqJUrbotraNf2h/vP6y9RzvkP75RGSjwQMJ9WI7C7sCONSx2yqdBujcUYV4c5FTfO peWj6rYRg==; Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:45790) by pandora.armlinux.org.uk with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1m0hoi-0006RU-5N; Tue, 06 Jul 2021 10:56:36 +0100 Received: from linux by shell.armlinux.org.uk with local (Exim 4.92) (envelope-from ) id 1m0hoO-0001sr-Ht; Tue, 06 Jul 2021 10:56:16 +0100 Date: Tue, 6 Jul 2021 10:56:16 +0100 From: "Russell King (Oracle)" To: Uwe =?iso-8859-1?Q?Kleine-K=F6nig?= Cc: Greg Kroah-Hartman , kernel@pengutronix.de, linux-kernel@vger.kernel.org, Thomas Bogendoerfer , "James E.J. Bottomley" , Helge Deller , Geoff Levand , Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , "Rafael J. Wysocki" , Len Brown , William Breathitt Gray , =?utf-8?B?UmFmYcWCIE1pxYJlY2tp?= , Maxime Ripard , Chen-Yu Tsai , Jernej Skrabec , Alison Schofield , Vishal Verma , Ira Weiny , Ben Widawsky , Dan Williams , Dave Jiang , Vinod Koul , Stefan Richter , Sudeep Holla , Cristian Marussi , Wu Hao , Tom Rix , Moritz Fischer , Jiri Kosina , Benjamin Tissoires , Srinivas Pandruvada , "K. Y. Srinivasan" , Haiyang Zhang , Stephen Hemminger , Wei Liu , Dexuan Cui , Alexander Shishkin , Wolfram Sang , Alexandre Belloni , Dmitry Torokhov , Samuel Iglesias Gonsalvez , Jens Taprogge , Johannes Thumshirn , Mauro Carvalho Chehab , Maxim Levitsky , Alex Dubov , Ulf Hansson , Lee Jones , Tomas Winkler , Arnd Bergmann , Jakub Kicinski , "David S. Miller" , Jon Mason , Allen Hubbe , Kishon Vijay Abraham I , Lorenzo Pieralisi , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Bjorn Helgaas , Dominik Brodowski , Maximilian Luz , Hans de Goede , Mark Gross , Matt Porter , Alexandre Bounine , Ohad Ben-Cohen , Bjorn Andersson , Mathieu Poirier , "Martin K. Petersen" , Thorsten Scherer , Srinivas Kandagatla , Andy Gross , Mark Brown , Stephen Boyd , Michael Buesch , Sven Van Asbroeck , Johan Hovold , Alex Elder , Andreas Noever , Michael Jamet , Mika Westerberg , Yehezkel Bernat , Rob Herring , Jiri Slaby , Heikki Krogerus , "Michael S. Tsirkin" , Jason Wang , Kirti Wankhede , Alex Williamson , Cornelia Huck , Martyn Welch , Manohar Vanga , Boris Ostrovsky , Juergen Gross , Stefano Stabellini , Johannes Berg , Jaroslav Kysela , Takashi Iwai , Marc Zyngier , Tyrel Datwyler , Vladimir Zapolskiy , Samuel Holland , Qinglang Miao , Alexey Kardashevskiy , Kai-Heng Feng , Joey Pabalan , Pali =?iso-8859-1?Q?Roh=E1r?= , Adrian Hunter , Frank Li , Mike Christie , Bodo Stroesser , Hannes Reinecke , David Woodhouse , SeongJae Park , Julien Grall , linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-acpi@vger.kernel.org, linux-wireless@vger.kernel.org, linux-sunxi@lists.linux.dev, linux-cxl@vger.kernel.org, nvdimm@lists.linux.dev, dmaengine@vger.kernel.org, linux1394-devel@lists.sourceforge.net, linux-fpga@vger.kernel.org, linux-input@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-i2c@vger.kernel.org, linux-i3c@lists.infradead.org, industrypack-devel@lists.sourceforge.net, linux-media@vger.kernel.org, linux-mmc@vger.kernel.org, netdev@vger.kernel.org, linux-ntb@googlegroups.com, linux-pci@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-remoteproc@vger.kernel.org, linux-scsi@vger.kernel.org, alsa-devel@alsa-project.org, linux-arm-msm@vger.kernel.org, linux-spi@vger.kernel.org, linux-staging@lists.linux.dev, greybus-dev@lists.linaro.org, target-devel@vger.kernel.org, linux-usb@vger.kernel.org, linux-serial@vger.kernel.org, virtualization@lists.linux-foundation.org, kvm@vger.kernel.org, xen-devel@lists.xenproject.org Subject: Re: [PATCH] bus: Make remove callback return void Message-ID: <20210706095616.GQ22278@shell.armlinux.org.uk> References: <20210706095037.1425211-1-u.kleine-koenig@pengutronix.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210706095037.1425211-1-u.kleine-koenig@pengutronix.de> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210706_025648_656379_44268A6C X-CRM114-Status: GOOD ( 19.06 ) X-Mailman-Approved-At: Fri, 30 Jul 2021 12:40:21 -0700 X-BeenThere: linux-i3c@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: "linux-i3c" Errors-To: linux-i3c-bounces+linux-i3c=archiver.kernel.org@lists.infradead.org On Tue, Jul 06, 2021 at 11:50:37AM +0200, Uwe Kleine-K=F6nig wrote: > The driver core ignores the return value of this callback because there > is only little it can do when a device disappears. > = > This is the final bit of a long lasting cleanup quest where several > buses were converted to also return void from their remove callback. > Additionally some resource leaks were fixed that were caused by drivers > returning an error code in the expectation that the driver won't go > away. > = > With struct bus_type::remove returning void it's prevented that newly > implemented buses return an ignored error code and so don't anticipate > wrong expectations for driver authors. > = > Signed-off-by: Uwe Kleine-K=F6nig Yay! For ARM, Amba and related parts: Acked-by: Russell King (Oracle) -- = RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last! -- = linux-i3c mailing list linux-i3c@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-i3c