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=-1.0 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 28E12C433DF for ; Tue, 30 Jun 2020 11:40:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DFFE720809 for ; Tue, 30 Jun 2020 11:40:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733039AbgF3Lku (ORCPT ); Tue, 30 Jun 2020 07:40:50 -0400 Received: from mga02.intel.com ([134.134.136.20]:55039 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729580AbgF3Lkt (ORCPT ); Tue, 30 Jun 2020 07:40:49 -0400 IronPort-SDR: 1H9K6FFwOvzIdmwU7i/vrYfrZXQ4orlLawCv6pOV9wyIY27wFCUo7wzz0XZW4kmbD6K4Svn62C BzPIb5hJY4aQ== X-IronPort-AV: E=McAfee;i="6000,8403,9666"; a="134510256" X-IronPort-AV: E=Sophos;i="5.75,297,1589266800"; d="scan'208";a="134510256" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Jun 2020 04:40:49 -0700 IronPort-SDR: ZhsFBw3cp/z60KvxlH/Uc8Ced7xR5mWoSQNPU7Oj1LcV6jBoGxOfXktwe1lIuGpI2sSNFtNv0Z YaqSCkgbreOQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,297,1589266800"; d="scan'208";a="277398957" Received: from smile.fi.intel.com (HELO smile) ([10.237.68.40]) by orsmga003.jf.intel.com with ESMTP; 30 Jun 2020 04:40:45 -0700 Received: from andy by smile with local (Exim 4.94) (envelope-from ) id 1jqEd4-00GpmP-AL; Tue, 30 Jun 2020 14:40:46 +0300 Date: Tue, 30 Jun 2020 14:40:46 +0300 From: Andy Shevchenko To: Sergey Senozhatsky Cc: Petr Mladek , Raul Rangel , Tony Lindgren , Sergey Senozhatsky , linux-kernel , Greg Kroah-Hartman , kurt@linutronix.de, "S, Shirish" , Peter Zijlstra , John Ogness , Steven Rostedt Subject: Re: UART/TTY console deadlock Message-ID: <20200630114046.GR3703480@smile.fi.intel.com> References: <20200630035816.GA21591@jagdpanzerIV.localdomain> <20200630102141.GA11587@alley> <20200630105512.GA530@jagdpanzerIV.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200630105512.GA530@jagdpanzerIV.localdomain> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 30, 2020 at 07:55:12PM +0900, Sergey Senozhatsky wrote: > On (20/06/30 12:21), Petr Mladek wrote: ... > > I think that it might be safe but I am not 100% sure, sigh. > > Yeah, I'm not 100%, but I'd give it a try. Thanks for the patch! I think we have to wait for the original reporter. Raul, can you test the change Sergey proposed in the thread? -- With Best Regards, Andy Shevchenko