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=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,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 7CB3EC2BB1D for ; Tue, 17 Mar 2020 18:50:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5AC2E20735 for ; Tue, 17 Mar 2020 18:50:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584471042; bh=uUdSH4gCaGeUmZ55v6fuJQXnwyKeqcNjFsT+iCxBMNA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=bSjkwxS6eyy6mguVqhSWwT3toPiGTMR9MjGZF+JxLA3fwupBMjB4Peybb3nQ9YNpU ELkO7YhKO8E8p9KKKKSJ2E6HEeEikV5msw2PMcPWRXSpcEl5idyV9Zcaiby1t9lXLo G27vEdPVh+CJGqazu2qdWTMl9ZvrCKI9j2PTdaNc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726491AbgCQSum (ORCPT ); Tue, 17 Mar 2020 14:50:42 -0400 Received: from mail.kernel.org ([198.145.29.99]:57942 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726452AbgCQSul (ORCPT ); Tue, 17 Mar 2020 14:50:41 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (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 F2DB320724; Tue, 17 Mar 2020 18:50:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584471041; bh=uUdSH4gCaGeUmZ55v6fuJQXnwyKeqcNjFsT+iCxBMNA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=KmFW7qPj8sgSlPE2iB2IanZ+PDyzuYZ9tBGMiVJPRTHndP+BJTKM0dl6Q1nfj9rGz fkGkHJMAcoyT8pajPh5Uwkp3/mXwcM/nZKHFbb6TpVE2hOYjJCOxzFFUolWmIWusEJ iEE4JxmctqGnYkwudGDnHuYhIarVvD9/xEXFSMaI= Date: Tue, 17 Mar 2020 19:50:38 +0100 From: Greg Kroah-Hartman To: Andy Shevchenko Cc: Petr Mladek , 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: <20200317185038.GA1479924@kroah.com> References: <20200217114016.49856-1-andriy.shevchenko@linux.intel.com> <20200218085844.hdsnba5o53fca2g2@pathway.suse.cz> <20200224090949.GU10400@smile.fi.intel.com> <20200224122346.nba6jgkgfpbqjpzw@pathway.suse.cz> <20200310134445.GI1922688@smile.fi.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200310134445.GI1922688@smile.fi.intel.com> Sender: linux-serial-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org On Tue, Mar 10, 2020 at 03:44:45PM +0200, Andy Shevchenko wrote: > On Mon, Feb 24, 2020 at 01:23:46PM +0100, Petr Mladek wrote: > > On Mon 2020-02-24 11:09:49, Andy Shevchenko wrote: > > > 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! > > > > The easiest solution would be when all patches go via one tree. > > > > Greg, would you want to take the 7 patches from > > https://git.kernel.org/pub/scm/linux/kernel/git/pmladek/printk.git/log/?h=for-5.7-console-exit > > via your tree? > > I think it would be nice to send formal PR to Greg. > > > I have never done such shuffles between two maintainer trees. > > Are there any preferred steps how to do so smoothly, please? > > Usually it's done via immutable branch / tag that all stakeholders > (including the initiator) can pull into their -next branches. > > In any case, if Greg is considering next cycle, don't forget to apply this to > your -next :-) (I think it's already there) I've queued all of these up now. I hope :) If I have missed anything, please let me know. thanks, greg k-h