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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BE001C433FE for ; Fri, 18 Nov 2022 14:56:31 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4NDKcF63Y0z3dvF for ; Sat, 19 Nov 2022 01:56:29 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=suse.com header.i=@suse.com header.a=rsa-sha256 header.s=susede1 header.b=EDb4yO6y; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=suse.com (client-ip=2001:67c:2178:6::1c; helo=smtp-out1.suse.de; envelope-from=pmladek@suse.com; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=suse.com header.i=@suse.com header.a=rsa-sha256 header.s=susede1 header.b=EDb4yO6y; dkim-atps=neutral X-Greylist: delayed 12747 seconds by postgrey-1.36 at boromir; Sat, 19 Nov 2022 01:55:34 AEDT Received: from smtp-out1.suse.de (smtp-out1.suse.de [IPv6:2001:67c:2178:6::1c]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4NDKbB2QSBz3bhn for ; Sat, 19 Nov 2022 01:55:33 +1100 (AEDT) Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out1.suse.de (Postfix) with ESMTP id A1D8221FB8; Fri, 18 Nov 2022 14:55:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1668783329; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=RcWbup5BnnjHzEPpsHQeQ/9zmfC/ktCQBWDNShm4WAU=; b=EDb4yO6yUhovxR1R/uuiYft78ukr2h+oU+IjaIre1crSLD6FqDa7tOBl7T9GdFyjImWzLl fuZVE7BJe7raqlKMXUK6GnRr1NqEKply8FF3aod58x9Whn9xAOWMtUkNgxO/GnqpzSdULK TFzAN6y09Rae96AY+OVlAOuIn3VhXg8= Received: from suse.cz (unknown [10.100.201.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by relay2.suse.de (Postfix) with ESMTPS id 093D42C141; Fri, 18 Nov 2022 14:55:28 +0000 (UTC) Date: Fri, 18 Nov 2022 15:55:27 +0100 From: Petr Mladek To: John Ogness Subject: Re: [PATCH printk v5 00/40] reduce console_lock scope Message-ID: References: <20221116162152.193147-1-john.ogness@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-fbdev@vger.kernel.org, linux-efi@vger.kernel.org, Geert Uytterhoeven , Peter Zijlstra , kgdb-bugreport@lists.sourceforge.net, dri-devel@lists.freedesktop.org, Douglas Anderson , Eric Dumazet , netdev@vger.kernel.org, Alim Akhtar , Jiri Slaby , Ard Biesheuvel , Anton Ivanov , Daniel Thompson , linux-samsung-soc@vger.kernel.org, Tom Rix , Richard Weinberger , Helge Deller , Krzysztof Kozlowski , Geert Uytterhoeven , linux-serial@vger.kernel.org, Aaron Tomlin , Miguel Ojeda , Ilpo =?iso-8859-1?Q?J=E4rvinen?= , Paolo Abeni , Michal Simek , linux-um@lists. infradead.org, Steven Rostedt , linux-m68k@lists.linux-m68k.org, Jakub Kicinski , Thomas Gleixner , Andy Shevchenko , linux-arm-kernel@lists.infradead.org, Juergen Gross , Mathias Nyman , Boris Ostrovsky , Greg Kroah-Hartman , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Sergey Senozhatsky , Luis Chamberlain , Lukas Wunner , Thomas Zimmermann , Jason Wessel , linux-fsdevel@vger.kernel.org, Javier Martinez Canillas , Johannes Berg , linuxppc-dev@lists.ozlabs.org, "David S. Miller" Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Fri 2022-11-18 12:22:58, Petr Mladek wrote: > On Wed 2022-11-16 17:27:12, John Ogness wrote: > > This is v5 of a series to prepare for threaded/atomic > > printing. v4 is here [0]. This series focuses on reducing the > > scope of the BKL console_lock. It achieves this by switching to > > SRCU and a dedicated mutex for console list iteration and > > modification, respectively. The console_lock will no longer > > offer this protection. > > The patchset looks ready for linux-next from my POV. > > I am going to push it there right now to get as much testing > as possible before the merge window. JFYI, the patchset is committed in printk/linux.git, branch rework/console-list-lock. I'll eventually merge it into rework/kthreads. But I wanted to have it separated until it gets some more testing in linux-next and eventually some more review. Best Regards, Petr