From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 269B1D26B; Wed, 17 Jan 2024 08:24:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705479844; cv=none; b=OO9ckrjye31NGVrQMXVKsaLSQiwF1laU2j4RJ8/cpGrtuoCkzAUyK68HZdcnpE6sRwaHZTLc1+jVcep9FDpKHbsizrC4YHBfxCjtdnadAUi8pVnPbaTjAKhtDWaLfgsXiahfMWphJQ51yBJQku8O88+DYCeyz/iR41GFa4QdHE4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705479844; c=relaxed/simple; bh=iUePzbB8NYoCvTcIh+hge5pvpFVFIrDhBmMxgFJcphw=; h=From:DKIM-Signature:DKIM-Signature:To:Cc:Subject:In-Reply-To: References:Date:Message-ID:MIME-Version:Content-Type; b=BrZNskASQKjpwZxJ2akvTB5GBwo9ChBg3BPwNmepPsPEeAEIq+ROM6sTG8euoLo9KxFq2SUhM47R91iyjc20WZpDyduIpKZ07wKAiBGeG7bh8hlbLPvfDFdSkocnwyviIG/pof2vekpbvNVR7dl56XKb0fsbuGvdQyh8HJYhWJs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=oOJ/2NXY; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=D0ZpV7qM; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="oOJ/2NXY"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="D0ZpV7qM" From: John Ogness DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1705479840; 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=iUePzbB8NYoCvTcIh+hge5pvpFVFIrDhBmMxgFJcphw=; b=oOJ/2NXYekBGIotxEtql5Rugex2jljT0JAWyVNIVc0tIlmvMa419NfsbNURwM6TmvRva/Y qTtuGnn4F7csZ3wG0ITweoDvcm6vPuMz0G+ppQ//93RtkjCtOcahI2ZZOeAXHBSKsRMjXA eLSPopizFaB0GYhbofTNHolUCJbKkFjEVoeKIl4FYeiXZzwwzEyPTQ0tbxds2gnwZBGfkP D/U2qi0Z/PWOt2u2aEFXTaOGMV+K8GTWiERAK2DlE19nZKKCfkDi0Fonu9z+mRgRAAtfRb U+T9dRhEgQAPcJ4OAAacgJiMhDxTCYU7IiatWm7AmG05zjevCHb5ELR4xk9AGQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1705479840; 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=iUePzbB8NYoCvTcIh+hge5pvpFVFIrDhBmMxgFJcphw=; b=D0ZpV7qMwilWr3E0PEMjGIK/quaatGP+/AsJ6qCCPesMTgZfS4MbhNY3dz0Iuw1KQTBzP8 n8iUFk+oQ/HU5+Ag== To: Junxiao Chang , bigeasy@linutronix.de, tglx@linutronix.de, rostedt@goodmis.org, linux-kernel@vger.kernel.org Cc: hao3.li@intel.com, lili.li@intel.com, jianfeng.gao@intel.com, linux-rt-users@vger.kernel.org Subject: Re: [PATCH] printk: nbcon: check uart port is nbcon or not in nbcon_release In-Reply-To: <20240117065226.4166127-1-junxiao.chang@intel.com> References: <20240117065226.4166127-1-junxiao.chang@intel.com> Date: Wed, 17 Jan 2024 09:29:57 +0106 Message-ID: <871qagtlk2.fsf@jogness.linutronix.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On 2024-01-17, Junxiao Chang wrote: > Different uart ports might have same console pointer, Please explain how this is possible. It would be a major bug. John