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 16B42C43603 for ; Wed, 4 Dec 2019 18:14:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DFD8A2084B for ; Wed, 4 Dec 2019 18:14:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575483244; bh=EBU95pZ5uKXBZyqQnkyuXOQNp3CjOgzLTvsnaQegq20=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=hc3MWYqVBC9resKjOPuWOpQMBfh6kqFjke1M6NAku7/Vn0qbszkjSiks0ekiBUIZ2 je9qpe8gpnn/nXUQcQrOXYcnVTk/pWOpOQPztP7ZjxWFp4+tXpBKmM/LT32Qy3E0Eo GrLxk9iD99SdRHnMQzy0e2a15cRMe/33KN5KtHuM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731864AbfLDSOC (ORCPT ); Wed, 4 Dec 2019 13:14:02 -0500 Received: from mail.kernel.org ([198.145.29.99]:43248 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731847AbfLDSN7 (ORCPT ); Wed, 4 Dec 2019 13:13:59 -0500 Received: from localhost (unknown [217.68.49.72]) (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 94B1820675; Wed, 4 Dec 2019 18:13:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575483239; bh=EBU95pZ5uKXBZyqQnkyuXOQNp3CjOgzLTvsnaQegq20=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LrsmY3qC7wlVmb7lvdlQSTO+PRj89yPvn9LQG9b6XnTp5AxAgPRspNDm6FONN2VXm mpZAe+xt0x44omrJtwCphGnM5kmmRLRfwGa2oTwGKTdx1Us2xMDVs3QDXBa+pcel+Y dgvZEqa6s3WMnc8ZtvHRyksFEhuAzGMp4PHjB3kE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Alexander Usyskin , Tomas Winkler Subject: [PATCH 4.9 109/125] mei: bus: prefix device names on bus with the bus name Date: Wed, 4 Dec 2019 18:56:54 +0100 Message-Id: <20191204175325.733951455@linuxfoundation.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191204175308.377746305@linuxfoundation.org> References: <20191204175308.377746305@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 @@ -765,15 +765,16 @@ static struct device_type mei_cl_device_ /** * 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)); } /**