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 ECAE313959D; Fri, 23 Aug 2024 07:11:43 +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=1724397105; cv=none; b=qxH4qvAqgWoHlHfWPMSYJQY7R39RP39gYIuRVkwqqLXtlsVSZkI+Dc1RCLp0i+7P/A/0lxBlx7mTozBENI/gYBUSxlinfAATLCMSSkyRzKlgAaPPs370u7OiBfVLtSBvhG3CC8br7a/ykCg2AF61nnxCk3nG2FWN1E5SMt2FgwY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724397105; c=relaxed/simple; bh=Jayald4Katio5aLTprP9W5CAIVwLFsjHRfBhF5nIChM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=EkPvlzUjdn/0xqr91nq1Ez0ns/1emyKkr8XxjD31sSDBMAMFqfQ4h/E3yrOjKHgNDznAj1CFYlfrwpqtWTE8cQINHdGlQ7cyOUAKrIfDqQWAuHcnIMrC2GMQwGTuP7DfvtYuSCI5kOyxnPliLnHcVNBqF08jQS72ehLAJUdatT0= 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=bTUua/IY; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=ZISEXs6r; 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="bTUua/IY"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="ZISEXs6r" Date: Fri, 23 Aug 2024 09:11:41 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1724397102; 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=zP+bUoeBqUw+8ExQP+EVY6XY5NKStTtQ7noACJ4Tdek=; b=bTUua/IYXOIhYn0FXUqFXmPywumTQYdVgHnqGwDaGu9bM3c11A2fGqhrMFljKxEGNqTPsG 2cX9+G1mecIDdhlDIlWgYxMdTrQolAHSK7WXbQX4GrQdebWTLlxRPdZE0eGgHJRyd30oP2 Kk+qDklZH/UXJmOemzbLKuPcywBuYeqiKVGVqgVtOCau4qdb1VwdQqpEiPyQABxD3y0tRR jgWrqLvI02fGPgmNimDrQ1s15R1VIE5lw8vL+xB0YkCMXjdPn2lZ/5iWk+JpIqqSwaDgQ0 B9U5FbMv00a5VjSi9/j1pqDB+JIWIdoaC+qMTBc+GPYb9QLlQpzEBGCTF11Cvg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1724397102; 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=zP+bUoeBqUw+8ExQP+EVY6XY5NKStTtQ7noACJ4Tdek=; b=ZISEXs6rdLqgociRq0zsMoOGOR8f+NMof/+gutuyNcf6DoSco7u5ppIG60hdAHTkIe7zl4 u9nBaPcUjfNUbWDw== From: Sebastian Andrzej Siewior To: Petr Mladek Cc: williams@redhat.com, john.ogness@linutronix.de, Derek Barbosa , tglx@linutronix.de, linux-rt-users@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: A Comparison of printk between upstream and linux-rt-devel Message-ID: <20240823071141.IJwRFmZ8@linutronix.de> References: Precedence: bulk X-Mailing-List: linux-rt-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: On 2024-08-22 12:32:15 [-0400], Derek Barbosa wrote: > Hi, > > TLDR: plain, vanilla 6.11.0-0.rc3 is slower on flush and > does not print traces in panic/crash context consistently. Petr, the whole thread is at https://lore.kernel.org/ZsdoD6PomBRsB-ow@debarbos-thinkpadt14sgen2i.remote.csb your email address had a typo in it. Sebastian