Subject: Re: [PATCH 1/1] sched: fix cpu_down deadlock
From: Peter Zijlstra <peterz@infradead.org>
To: Jiri Slaby <jirislaby@gmail.com>
Cc: rjw@sisk.pl, laijs@cn.fujitsu.com, akpm@linux-foundation.org,
       rusty@rustcorp.com.au, linux-kernel@vger.kernel.org,
       Ingo Molnar <mingo@elte.hu>, Oleg Nesterov <oleg@redhat.com>
In-Reply-To: <4AA79E4F.7010900@gmail.com>
References: <4AA0FEBF.7040104@gmail.com>
	 <1252496510-11898-1-git-send-email-jirislaby@gmail.com>
	 <1252497225.7235.3.camel@laptop>  <4AA79E4F.7010900@gmail.com>
Content-Type: text/plain
Date: Wed, 09 Sep 2009 14:37:46 +0200
Message-Id: <1252499866.22918.3.camel@laptop>
Mime-Version: 1.0
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 1134
Lines: 32

On Wed, 2009-09-09 at 14:23 +0200, Jiri Slaby wrote:
> On 09/09/2009 01:53 PM, Peter Zijlstra wrote:
> > On Wed, 2009-09-09 at 13:41 +0200, Jiri Slaby wrote:
> >> Jiri Slaby wrote:
> >>> Thanks, in the end I found it manually. Goddammit! It's an -mm thing:
> >>> cpu_hotplug-dont-affect-current-tasks-affinity.patch
> > 
> > Is there a git tree with -mm in some place? I can't seem to find that
> > patch in my inbox.
> > 
> > All I can find is some comments from Oleg that the patch looks funny.
> 
> Yes, here:
> git://git.zen-sources.org/zen/mmotm.git

Ah thanks, no wonder I didn't find it.

> Actually I found Oleg came up with better solution to add
> move_task_off_dead_cpu to take_cpu_down.
> 
> A discussion regarding this is at:
> http://lkml.indiana.edu/hypermail/linux/kernel/0907.3/02278.html
> 
> So what's the status of the patches, please?

Oleg's patch looks good to me.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/