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[2620:137:e000::1:20]) by mx.google.com with ESMTP id w2-20020a170902d70200b001870edc9b10si3277410ply.380.2022.11.18.03.06.53; Fri, 18 Nov 2022 03:07:13 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@linutronix.de header.s=2020 header.b=xnSQuNK9; dkim=neutral (no key) header.i=@linutronix.de header.s=2020e; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=linutronix.de Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241788AbiKRKww (ORCPT + 92 others); Fri, 18 Nov 2022 05:52:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38990 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241305AbiKRKwv (ORCPT ); Fri, 18 Nov 2022 05:52:51 -0500 Received: from galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0D5DB97AAD for ; Fri, 18 Nov 2022 02:52:50 -0800 (PST) From: John Ogness DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1668768768; h=from:from:reply-to:subject:subject: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=DrAeyyOOLCFOu14hr1MLJagcvE2p2H7Ye29s2ft7FsY=; b=xnSQuNK9PSTD6lLLJg92XTab/tZ4QZsITFFgNFa6QoyK+J2wXKoV+OxjLwtEB8Z9xmcEwT TM1mAemMolvMgOBwNeXMa3mWWwINxGIX5+I9dvwSmcNRxHxQOYmg+NJYz5xQzM+FJQFr/D 3uqiCx6zsKc+UkZ+FTeJmLf3fktNb52zXRsVsuI7Ekp9r6jN3kr/UPwrRva9WBwQHjrNia XHmJmqF+sjYvPPzLZVsV4cUb6EbRcQHxB//NQMl0g3uGCMXavdSKwCuI/kdWLhNtjDmxnS cziUgkUG1qVIBfYX9gbtdPFB1Vv9ezTa5aBPz6oXurRB3pyoj7L1UibwHEhbrg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1668768768; h=from:from:reply-to:subject:subject: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=DrAeyyOOLCFOu14hr1MLJagcvE2p2H7Ye29s2ft7FsY=; b=G4Xr5YhQ5PvUALojWnddUoAia3zYcm6lUI8k7abwUzH9LBK1/ns2JNhkjkqUUQzwOXvWR7 SlbWvNIlq8ULlLDA== To: Petr Mladek Cc: Sergey Senozhatsky , Steven Rostedt , Thomas Gleixner , linux-kernel@vger.kernel.org Subject: Re: [PATCH printk v5 06/40] printk: fix setting first seq for consoles In-Reply-To: References: <20221116162152.193147-1-john.ogness@linutronix.de> <20221116162152.193147-7-john.ogness@linutronix.de> Date: Fri, 18 Nov 2022 11:58:44 +0106 Message-ID: <87o7t48rgj.fsf@jogness.linutronix.de> MIME-Version: 1.0 Content-Type: text/plain X-Spam-Status: No, score=-3.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,INVALID_DATE_TZ_ABSURD, RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2022-11-18, Petr Mladek wrote: > Another improvement might be to disable handover in this case. > It would be safe because we are in a sleepable context. > It would increase the chance that console_flush_all() succeeded. I also considered this. The problem is that you cannot disable the handover with the current API and it seemed crazy to dig all the up just for this. > We could do this later when there are problems with this approach. > The problem with the handover has been there even before. Agreed. > I do not want to delay this patchset by discussion this non-critical > problem to the death ;-) Thanks! :-) John