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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9DF62C07E9D for ; Sat, 24 Sep 2022 06:44:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233245AbiIXGoO (ORCPT ); Sat, 24 Sep 2022 02:44:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42698 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232228AbiIXGoM (ORCPT ); Sat, 24 Sep 2022 02:44:12 -0400 Received: from sin.source.kernel.org (sin.source.kernel.org [IPv6:2604:1380:40e1:4800::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1504811D0D1; Fri, 23 Sep 2022 23:44:10 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sin.source.kernel.org (Postfix) with ESMTPS id EDA4DCE0A1D; Sat, 24 Sep 2022 06:44:08 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B217FC433D6; Sat, 24 Sep 2022 06:44:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1664001847; bh=XU+g1TD85eu+F7lKIDh9lt03VNI1wjjOGHmpCB5PpDQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=DuBuothuIcm+Rf/8d4hwbhg/hA+Gss6N8vAry1R91LV411DY530k21Lse+D8jK9GG RpObjQM3WoK71AFU96BN6LRe54sLdG/uz1FMIPcnkAD74N/BuW+r/s/f/dz+lbhX0r cXIqKeTiJ/jKqhCUt4kEWx27bLxhdSydHSx5SXog= Date: Sat, 24 Sep 2022 08:44:38 +0200 From: Greg Kroah-Hartman To: John Ogness Cc: Petr Mladek , Sergey Senozhatsky , Steven Rostedt , Thomas Gleixner , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, Jiri Slaby , "James E.J. Bottomley" , Helge Deller , Sven Schnelle , John David Anglin , "Eric W. Biederman" , Julia Lawall , linux-parisc@vger.kernel.org, Jason Wessel , Daniel Thompson , Douglas Anderson , kgdb-bugreport@lists.sourceforge.net, linux-serial@vger.kernel.org, Aaron Tomlin , Luis Chamberlain Subject: Re: [PATCH printk 00/18] preparation for threaded/atomic printing Message-ID: References: <20220924000454.3319186-1-john.ogness@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220924000454.3319186-1-john.ogness@linutronix.de> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Sep 24, 2022 at 02:10:36AM +0206, John Ogness wrote: > Hi, > > This series is essentially the first 18 patches of tglx's RFC series > [0] with only minor changes in comments and commit messages. It's > purpose is to lay the groundwork for the upcoming threaded/atomic > console printing posted as the RFC series and demonstrated at > LPC2022 [1]. > > This series is interesting for mainline because it cleans up various > code and documentation quirks discovered while working on the new > console printing implementation. > > Aside from cleanups, the main features introduced here are: > > - Converts the console's DIY linked list implementation to hlist. > > - Introduces a console list lock (mutex) so that readers (such as > /proc/consoles) can safely iterate the consoles without blocking > console printing. > > - Adds SRCU support to the console list to prepare for safe console > list iterating from any context. > > - Refactors buffer handling to prepare for per-console, per-cpu, > per-context atomic printing. > > The series has the following parts: > > Patches 1 - 5: Cleanups > > Patches 6 - 12: Locking and list conversion > > Patches 13 - 18: Improved output buffer handling to prepare for > code sharing > These all look great to me, thanks for resending them. Do you want them to go through my serial/tty tree, or is there some other tree to take them through (printk?) If they are to go through someone else's tree, feel free to add: Reviewed-by: Greg Kroah-Hartman