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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 17263C433EF for ; Fri, 5 Nov 2021 14:50:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E54736120E for ; Fri, 5 Nov 2021 14:50:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233252AbhKEOw5 (ORCPT ); Fri, 5 Nov 2021 10:52:57 -0400 Received: from mga04.intel.com ([192.55.52.120]:19995 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229680AbhKEOwq (ORCPT ); Fri, 5 Nov 2021 10:52:46 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10158"; a="230634321" X-IronPort-AV: E=Sophos;i="5.87,212,1631602800"; d="scan'208";a="230634321" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Nov 2021 07:50:05 -0700 X-IronPort-AV: E=Sophos;i="5.87,212,1631602800"; d="scan'208";a="668261911" Received: from smile.fi.intel.com ([10.237.72.184]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Nov 2021 07:50:03 -0700 Received: from andy by smile.fi.intel.com with local (Exim 4.95) (envelope-from ) id 1mj0XM-003pNt-Uz; Fri, 05 Nov 2021 16:49:48 +0200 Date: Fri, 5 Nov 2021 16:49:48 +0200 From: Andy Shevchenko To: lianzhi chang Cc: linux-kernel@vger.kernel.org, dmitry.torokhov@gmail.com, gregkh@linuxfoundation.org, jirislaby@kernel.org, 282827961@qq.com Subject: Re: [PATCH v12] tty: Fix the keyboard led light display problem Message-ID: References: <20211105134816.13982-1-changlianzhi@uniontech.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211105134816.13982-1-changlianzhi@uniontech.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Nov 05, 2021 at 09:48:16PM +0800, lianzhi chang wrote: > Switching from the desktop environment to the tty environment, > the state of the keyboard led lights and the state of the keyboard > lock are inconsistent. This is because the attribute kb->kbdmode > of the tty bound in the desktop environment (Xorg) is set to > VC_OFF, which causes the ledstate and kb->ledflagstate > values of the bound tty to always be 0, which causes the switch > from the desktop When to the tty environment, the LED light > status is inconsistent with the keyboard lock status. > In order to ensure that the keyboard LED lights are displayed > normally during the VT switching process, when the VT is > switched, the current VT LED configuration is forced to be issued. ... > Suggested-by: Andy Shevchenko Not me, it's Dmitry who suggested the solution. Sorry I wasn't crystal clear about this part. ... > v11: > Supplement the signature of the collaborator. You have v12 in the subject... -- With Best Regards, Andy Shevchenko