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=-6.8 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,USER_AGENT_GIT 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 C9CE0C432C0 for ; Tue, 3 Dec 2019 23:00:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9450E2064B for ; Tue, 3 Dec 2019 23:00:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575414056; bh=hOChTwOSOH99NKlZRnGJVBGGtiLC3hRZj54IEM5GvXE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ChOC3QKOqHd8URy+SEQrMcnrP9IhMQJ7vXGjYxCftFKNyOFP+XBDqeqkHTqT5JKg5 fmk/tfEfXPTCYQcdk3Ch7YrXfiDJH16XYI3BSi5mATU9RB+vR0T0bz8neXEv3bmgW+ Wtj6+AEFxR0cAubjQhrlVK0ghBYlo7le4Qmo0Ac0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730388AbfLCW47 (ORCPT ); Tue, 3 Dec 2019 17:56:59 -0500 Received: from mail.kernel.org ([198.145.29.99]:52250 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730491AbfLCW44 (ORCPT ); Tue, 3 Dec 2019 17:56:56 -0500 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 9F1B420803; Tue, 3 Dec 2019 22:56:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575413816; bh=hOChTwOSOH99NKlZRnGJVBGGtiLC3hRZj54IEM5GvXE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gZL3/R51+Fm3n4ej3POLTb8nW7IAL1cD4f89tDcYaz9XyIOsz/Zx7po/L3LZz7T+o V703LimqMPcQR4RcHV+Ru9szkUG4FIzKZ2z1H5Kd/WuNJsURczvTvJYzVWhkv6FWtg UZAlN7eQr1MHNbAhOIVMAW2QKtRKdeSwbwRpE0tQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Alexander Usyskin , Tomas Winkler Subject: [PATCH 4.19 273/321] mei: bus: prefix device names on bus with the bus name Date: Tue, 3 Dec 2019 23:35:39 +0100 Message-Id: <20191203223441.330721776@linuxfoundation.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191203223427.103571230@linuxfoundation.org> References: <20191203223427.103571230@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Alexander Usyskin commit 7a2b9e6ec84588b0be65cc0ae45a65bac431496b upstream. Add parent device name to the name of devices on bus to avoid device names collisions for same client UUID available from different MEI heads. Namely this prevents sysfs collision under /sys/bus/mei/device/ In the device part leave just UUID other parameters that are required for device matching are not required here and are just bloating the name. Cc: Signed-off-by: Alexander Usyskin Signed-off-by: Tomas Winkler Link: https://lore.kernel.org/r/20191105150514.14010-1-tomas.winkler@intel.com Signed-off-by: Greg Kroah-Hartman --- drivers/misc/mei/bus.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) --- a/drivers/misc/mei/bus.c +++ b/drivers/misc/mei/bus.c @@ -883,15 +883,16 @@ static const struct device_type mei_cl_d /** * mei_cl_bus_set_name - set device name for me client device + * - + * Example: 0000:00:16.0-55213584-9a29-4916-badf-0fb7ed682aeb * * @cldev: me client device */ static inline void mei_cl_bus_set_name(struct mei_cl_device *cldev) { - dev_set_name(&cldev->dev, "mei:%s:%pUl:%02X", - cldev->name, - mei_me_cl_uuid(cldev->me_cl), - mei_me_cl_ver(cldev->me_cl)); + dev_set_name(&cldev->dev, "%s-%pUl", + dev_name(cldev->bus->dev), + mei_me_cl_uuid(cldev->me_cl)); } /**