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From: Mike Galbraith <umgwanakikbuti@gmail.com>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: 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>
Subject: Re: [ANNOUNCE] 3.14-rt1
Date: Sat, 19 Apr 2014 16:46:06 +0200	[thread overview]
Message-ID: <1397918766.5436.16.camel@marge.simpson.net> (raw)
In-Reply-To: <20140411185739.GA6644@linutronix.de>

Hi Sebastian,

On Fri, 2014-04-11 at 20:57 +0200, Sebastian Andrzej Siewior wrote: 
> Dear RT folks!
> 
> I'm pleased to announce the v3.14-rt1 patch set.

This hunk in hotplug-light-get-online-cpus.patch looks like a bug.

@@ -333,7 +449,7 @@ static int __ref _cpu_down(unsigned int
                /* CPU didn't die: tell everyone.  Can't complain. */
                smpboot_unpark_threads(cpu);
                cpu_notify_nofail(CPU_DOWN_FAILED | mod, hcpu);
-               goto out_release;
+               goto out_cancel;
        }
        BUG_ON(cpu_online(cpu));


> x86-64 crashed after I started hackbench. I figured out that the crash
> does not happen with lazy-preempt disabled. Therefore the last but one
> patch in the queue disables lazy preempt on x86-64. With this change the
> test box survived ~2h without a crash. I look at this later but it looks
> good now.

Ah, I had trouble there a while back too.  I'll try to scrape up cycles
for a round 2, see who begs for mercy this time, it or me again.

-Mike


  parent reply	other threads:[~2014-04-19 14:46 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-11 18:57 [ANNOUNCE] 3.14-rt1 Sebastian Andrzej Siewior
2014-04-11 19:34 ` Pavel Vasilyev
2014-04-13 20:04 ` Pavel Vasilyev
2014-04-19 14:46 ` Mike Galbraith [this message]
2014-04-21  3:31   ` Mike Galbraith
2014-05-02 10:16     ` Sebastian Andrzej Siewior
2014-04-25  7:40   ` Mike Galbraith
2014-04-26  8:38     ` Mike Galbraith
2014-04-26 13:58       ` Mike Galbraith
2014-04-28  5:09         ` Mike Galbraith
2014-04-28  9:09           ` Mike Galbraith
2014-04-28 14:18             ` Steven Rostedt
2014-04-28 14:37               ` Mike Galbraith
2014-04-28 14:43                 ` Mike Galbraith
2014-04-29  5:21                 ` Mike Galbraith
2014-04-30  0:13                   ` Steven Rostedt
2014-04-30  7:43                     ` Mike Galbraith
2014-04-30 13:06                       ` Mike Galbraith
2014-04-30 13:15                         ` Steven Rostedt
2014-04-30 14:00                           ` Mike Galbraith
2014-04-30 14:19                             ` Steven Rostedt
2014-04-30 14:33                               ` Steven Rostedt
2014-04-30 14:54                                 ` Mike Galbraith
2014-04-30 15:11                                   ` Steven Rostedt
2014-04-30 15:15                                     ` Mike Galbraith
2014-04-30 15:48                                       ` Steven Rostedt
2014-04-30 15:56                                         ` Mike Galbraith
2014-05-01 17:36                                         ` Mike Galbraith
2014-05-01 17:36                                           ` Mike Galbraith
2014-05-01 18:42                                           ` Steven Rostedt
2014-05-01 18:42                                             ` Steven Rostedt
2014-05-02  1:45                                             ` Mike Galbraith
2014-04-30 15:21                                     ` Mike Galbraith
2014-04-30 14:45                               ` Mike Galbraith
2014-05-02 10:09   ` Sebastian Andrzej Siewior
2014-05-02 11:16     ` Mike Galbraith
2014-04-23 10:37 ` Mike Galbraith
2014-04-23 10:37   ` Mike Galbraith
2014-04-23 12:19   ` Steven Rostedt
2014-04-24  4:06 ` Mike Galbraith
2014-04-24  7:12   ` Sebastian Andrzej Siewior
2014-04-24  7:26     ` Mike Galbraith
2014-04-26 18:29 ` Fernando Lopez-Lezcano
2014-05-02 11:37   ` Sebastian Andrzej Siewior
2014-05-15 17:51     ` Fernando Lopez-Lezcano
2014-05-15 20:09       ` Fernando Lopez-Lezcano
2014-05-01 20:32 ` [PATCH]Fix the Compiling failed problem with the default arch/x86/configs/x86_64_defconfig(3.14-rt1) eagle.rtlinux
2014-05-09 14:57   ` Sebastian Andrzej Siewior

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