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=-5.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS 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 7822AC35679 for ; Mon, 24 Feb 2020 09:13:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4DEFE20836 for ; Mon, 24 Feb 2020 09:13:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727239AbgBXJNP (ORCPT ); Mon, 24 Feb 2020 04:13:15 -0500 Received: from mga18.intel.com ([134.134.136.126]:28061 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727948AbgBXJJw (ORCPT ); Mon, 24 Feb 2020 04:09:52 -0500 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 24 Feb 2020 01:09:50 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,479,1574150400"; d="scan'208";a="229788200" Received: from smile.fi.intel.com (HELO smile) ([10.237.68.40]) by fmsmga007.fm.intel.com with ESMTP; 24 Feb 2020 01:09:47 -0800 Received: from andy by smile with local (Exim 4.93) (envelope-from ) id 1j69kL-004Lj1-NO; Mon, 24 Feb 2020 11:09:49 +0200 Date: Mon, 24 Feb 2020 11:09:49 +0200 From: Andy Shevchenko To: Petr Mladek Cc: Greg Kroah-Hartman , Jiri Slaby , linux-serial@vger.kernel.org, Sebastian Andrzej Siewior , Tony Lindgren , Russell King Subject: Re: [PATCH v3 0/6] serial: Disable DMA and PM on kernel console Message-ID: <20200224090949.GU10400@smile.fi.intel.com> References: <20200217114016.49856-1-andriy.shevchenko@linux.intel.com> <20200218085844.hdsnba5o53fca2g2@pathway.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200218085844.hdsnba5o53fca2g2@pathway.suse.cz> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Sender: linux-serial-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org On Tue, Feb 18, 2020 at 09:58:44AM +0100, Petr Mladek wrote: > On Mon 2020-02-17 13:40:10, Andy Shevchenko wrote: > > This is third version to get rid of problematic DMA and PM calls in > > the serial kernel console code. > > > > Patches 1, 3 and 4 are preparatory ones. > > > > After previous discussion Tony suggested to add a possibility to detach > > and attach back kernel console from user space. It's done in the patch 2. > > > > Note, it depends to recently submitted and applied patches in > > the core console code [2, 3]. Petr, may you confirm that [3] is > > immutable or even send Greg KH a PR? > > Yes, the branch for-5.7-console-exit in printk.git is basically > immutable. I do my best to prevent rebasing. Thanks for confirming this! Greg, thanks for applying patches 1, 3, and 4. How can we proceed from this point? > > Greg, see above note before applying, thanks! > > > > [1]: https://lore.kernel.org/patchwork/cover/905632/ > > [2]: https://lore.kernel.org/lkml/20200203133130.11591-1-andriy.shevchenko@linux.intel.com/ > > [3]: https://git.kernel.org/pub/scm/linux/kernel/git/pmladek/printk.git/log/?h=for-5.7-console-exit -- With Best Regards, Andy Shevchenko