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 6E3DCC4332F for ; Fri, 11 Nov 2022 13:07:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233964AbiKKNHL (ORCPT ); Fri, 11 Nov 2022 08:07:11 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36154 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233875AbiKKNGi (ORCPT ); Fri, 11 Nov 2022 08:06:38 -0500 Received: from smtp-out1.suse.de (smtp-out1.suse.de [IPv6:2001:67c:2178:6::1c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2200587B36 for ; Fri, 11 Nov 2022 05:06:11 -0800 (PST) Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out1.suse.de (Postfix) with ESMTP id C4D55224D9; Fri, 11 Nov 2022 13:06:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1668171969; 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=KX5oLwpnZH2N9Qi5YM1DSC3MXjaNuoVumjBNBVvNwRc=; b=UGB1Wlq0dnMelgFdER/PiHh5/23OafowkgkHgnJtgQ0kMMecAPURYJ59NuSkXsK+QGF1+h aCyig7HGRGu26uJSunLlA815p/nPDavANvAFi8EfyumePGehNlT42drk3v1amTvzZi730b tMN/632ZTyVGH7L23VGUIcO8nN3iuI8= 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 78C3A2C145; Fri, 11 Nov 2022 13:06:09 +0000 (UTC) Date: Fri, 11 Nov 2022 14:06:09 +0100 From: Petr Mladek To: John Ogness Cc: Sergey Senozhatsky , Steven Rostedt , Thomas Gleixner , linux-kernel@vger.kernel.org Subject: Re: [PATCH printk v3 39/40] printk: relieve console_lock of list synchronization duties Message-ID: References: <20221107141638.3790965-1-john.ogness@linutronix.de> <20221107141638.3790965-40-john.ogness@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221107141638.3790965-40-john.ogness@linutronix.de> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon 2022-11-07 15:22:37, John Ogness wrote: > The console_list_lock provides synchronization for console list and > console->flags updates. All call sites that were using the console_lock > for this synchronization have either switched to use the > console_list_lock or the SRCU list iterator. > > Remove console_lock usage for console list updates and console->flags > updates. > > Signed-off-by: John Ogness All the accesses to console->flags and all the console_list walks looks safe, so: Reviewed-by: Petr Mladek Best Regards, Petr