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 5C9592253F1; Thu, 6 Feb 2025 08:28:03 +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=1738830485; cv=none; b=Ncy0mhVPijec7SjxO++IAsxNdU0HQhO7gCSDP83N/0tXorUia56J7VnvXO78iAo2yvt4KQrjz5WKpIFC+ixK6L6PSflthNud0Xiz8I/I8vDJmXIngjPmsnqt+4dRK10650swVmZm7LHVIHFnNkGb3rEFAnUsYH7dCkUYMUzD058= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738830485; c=relaxed/simple; bh=+RP1Z8GHy5kNA7d6lUqlTXFw0Zdu/kI/rnKlO2DB6MU=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=QX0YEAEDwcuaNMxQXmYNxQSCmWRfQg3LYnnth/UT4SslQS9TxOjuj/Yj7KYllZloCIIeA/ucTTOfjqGijNUNSFnFEMswni9h92qNG+tMRp6PEzDi4zVCvCzsMF7zwaJhd450A3mNuav79vPgembhy0/L/lmcfX/YrOAvG+qjZ6s= 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=mEst8MIS; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=MxkS3eAF; 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="mEst8MIS"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="MxkS3eAF" From: John Ogness DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1738830482; 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=7y1GAJTr6tIEGi2sGy3tq4QN5TnoACwjL3i2EMoYxKw=; b=mEst8MISnt/GG3DFXcUfoWmm7X7CC1GbDA+eU+E47xnxg08t1i5J9b+yYAl0d3j1gKDV3A pkksrh8oboVofBp6XAv+c7sLgzlyRFAxb0rEiucLsgBtqi8sgK3DDMpx26EFJgoACed7FS sa8KyuBqaSW7qkudJ0trImmR6C2BrrdQRQ+9FPMqlNdzUKxBr39BMcTuhqqI/fqiMctBxH KbOqH9gLc2HRtDVkemJ//2uB0ccsMCryhwTMr4TohWDjnKhKJzYY9mXyuV0Yfo/TCCt+HA /pvCJOFb+XFjozPMNXZOdFyK/OJb6KhehO5cVDmveZOqEUH2ZlRZl5V7XLhAfg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1738830482; 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=7y1GAJTr6tIEGi2sGy3tq4QN5TnoACwjL3i2EMoYxKw=; b=MxkS3eAF45Q0tUdfF+4Wy8Q6CLWOuUIDmVCouLRzMfe5PKJ+zAq7WjTg31XOUtQy/nMZDT WbzW8ADcMt52dhCA== To: paulmck@kernel.org Cc: Petr Mladek , Sebastian Andrzej Siewior , rcu@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@meta.com, rostedt@goodmis.org, Frederic Weisbecker , Thomas Gleixner , Alexei Starovoitov , Andrii Nakryiko , Mathieu Desnoyers , Masami Hiramatsu , linux-trace-kernel@vger.kernel.org Subject: Re: [PATCH rcu v2] 4/5] rcu-tasks: Move RCU Tasks self-tests to core_initcall() In-Reply-To: <2a7774e4-a3fc-48d5-97b0-6f74396e7f93@paulmck-laptop> References: <20250204163409.ueObHFje@linutronix.de> <9ed4e0fd-75c4-400a-9a0b-74c68286bad3@paulmck-laptop> <84pljwi2w0.fsf@jogness.linutronix.de> <3a0ceabe-d5a0-4cb3-8343-ec56bc9bd0fd@paulmck-laptop> <84ed0c1401.fsf@jogness.linutronix.de> <841pwc11ae.fsf@jogness.linutronix.de> <84y0ykyqf6.fsf@jogness.linutronix.de> <2a7774e4-a3fc-48d5-97b0-6f74396e7f93@paulmck-laptop> Date: Thu, 06 Feb 2025 09:34:01 +0106 Message-ID: <84ed0bmq9a.fsf@jogness.linutronix.de> Precedence: bulk X-Mailing-List: rcu@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On 2025-02-05, "Paul E. McKenney" wrote: > commit 35679c18b062368855e183ee6712ca5c16145d8c > Author: Paul E. McKenney > Date: Wed Feb 5 12:27:23 2025 -0800 > > printk: Flush console log from kernel_power_off() > > Kernels built with CONFIG_PREEMPT_RT=y can lose significant console output > and shutdown time, which hides shutdown-time RCU issues from rcutorture. > Therefore, make pr_flush() public and invoke it after then last print > in kernel_power_off(). > > [ paulmck: Apply John Ogness feedback. ] > > Signed-off-by: Paul E. McKenney Reviewed-by: John Ogness