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=-5.4 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 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 7E40FC432BE for ; Thu, 5 Aug 2021 17:25:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 619A361104 for ; Thu, 5 Aug 2021 17:25:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239775AbhHERZv (ORCPT ); Thu, 5 Aug 2021 13:25:51 -0400 Received: from mga04.intel.com ([192.55.52.120]:12195 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230004AbhHERZu (ORCPT ); Thu, 5 Aug 2021 13:25:50 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10067"; a="212353050" X-IronPort-AV: E=Sophos;i="5.84,296,1620716400"; d="scan'208";a="212353050" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Aug 2021 10:25:35 -0700 X-IronPort-AV: E=Sophos;i="5.84,296,1620716400"; d="scan'208";a="512785871" Received: from dkdean-mobl.amr.corp.intel.com (HELO skuppusw-mobl5.amr.corp.intel.com) ([10.209.157.53]) by fmsmga003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Aug 2021 10:25:35 -0700 Subject: Re: [PATCH v1] driver: base: Add driver filter support To: Dan Williams , Greg Kroah-Hartman Cc: Andi Kleen , "Rafael J . Wysocki" , Jonathan Corbet , Kuppuswamy Sathyanarayanan , Linux Kernel Mailing List , Linux Doc Mailing List References: <20210804174322.2898409-1-sathyanarayanan.kuppuswamy@linux.intel.com> From: "Kuppuswamy, Sathyanarayanan" Message-ID: <1e9efeb3-4aef-68e2-6af3-cf6bb5decb38@linux.intel.com> Date: Thu, 5 Aug 2021 10:25:32 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 8/5/21 9:37 AM, Dan Williams wrote: > I overlooked the "authorized" attribute in usb and thunderbolt. The > collision problem makes sense. Are you open to a core "authorized" > attribute that buses like usb and thunderbolt would override in favor > of their local implementation? I.e. similar to suppress_bind_attrs: Even if such overriding is allowed in default boot, it should not be allowed in protected guest + driver_filter model. -- Sathyanarayanan Kuppuswamy Linux Kernel Developer