From mboxrd@z Thu Jan  1 00:00:00 1970
From: Joakim Hernberg <jbh@alchemy.lu>
Subject: Re: [ANNOUNCE] 3.12.6-rt9
Date: Sat, 11 Jan 2014 21:25:50 +0100
Message-ID: <20140111212550.2dca4829@tor.valhalla.alchemy.lu>
References: <20131223225017.GA8623@linutronix.de>
	<20131227200024.GA19505@opentech.at>
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Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
	linux-rt-users <linux-rt-users@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>, rostedt@goodmis.org,
	John Kacur <jkacur@redhat.com>
To: Nicholas Mc Guire <der.herr@hofr.at>
Return-path: <linux-kernel-owner@vger.kernel.org>
In-Reply-To: <20131227200024.GA19505@opentech.at>
Sender: linux-kernel-owner@vger.kernel.org
List-Id: linux-rt-users.vger.kernel.org

On Fri, 27 Dec 2013 21:00:24 +0100
Nicholas Mc Guire <der.herr@hofr.at> wrote:

> On Mon, 23 Dec 2013, Sebastian Andrzej Siewior wrote:
> 
> > Dear RT folks!
> > 
> > I'm pleased to announce the v3.12.6-rt9 patch set.
> > 
> > Changes since v3.12.6-rt8
> <snip>
> > - A patch from Thomas Gleixner not to raise the timer softirq
> >   unconditionally (only if a timer is pending)
> > 
> 
> This one seems to deadlock early in the boot sequence on x86
> (i3/i7/Phenom-4x here and Carsten Emde also had boot failures)

This patch seems to frequently make the kernel hang hard early in the
boot process on my i7-2600k too. Reverting
timers-do-not-raise-softirq-unconditionally.patch appears to fix the
problem.

-- 

   Joakim