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From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Suresh Siddha <suresh.b.siddha@intel.com>,
	tglx@linutronix.de, mingo@elte.hu, linux-kernel@vger.kernel.org,
	xen-devel@lists.xensource.com, gregkh@suse.de, rjw@sisk.pl
Subject: Re: v3.3-rc1, regression introduced by "sched, nohz: Implement sched group, domain aware nohz idle load balancing" when unplugging CPUs.
Date: Mon, 23 Jan 2012 16:21:42 -0500	[thread overview]
Message-ID: <20120123212142.GA29288@phenom.dumpdata.com> (raw)
In-Reply-To: <20120123211051.GA10967@phenom.dumpdata.com>

On Mon, Jan 23, 2012 at 04:10:51PM -0500, Konrad Rzeszutek Wilk wrote:
> On Mon, Jan 23, 2012 at 10:00:49PM +0100, Peter Zijlstra wrote:
> > On Mon, 2012-01-23 at 15:56 -0500, Konrad Rzeszutek Wilk wrote:
> > > Not exactly sure how this patch does it, but with this git commit
> > > 0b005cf54eac170a8f22540ab096a6e07bf49e7c, the Linux kernel crashes
> > > if I try to hot unplug VCPUs to the first (initial) domain.
> > > This is found using git bisection, and if I use the kernel compiled
> > > with 69e1e811dcc436a6b129dbef273ad9ec22d095ce (the previous commit)
> > > it works nicely. 
> > 
> > https://lkml.org/lkml/2012/1/19/463
> > 
> > is already on its way...
> 
> Oh, somehow I thought the mce check fixes were already in v3.3-rc1.
> My apologies and will take that patch on a test-spin.

Tested-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

Thanks!

      reply	other threads:[~2012-01-23 21:24 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-01-23 20:56 v3.3-rc1, regression introduced by "sched, nohz: Implement sched group, domain aware nohz idle load balancing" when unplugging CPUs Konrad Rzeszutek Wilk
2012-01-23 21:00 ` Peter Zijlstra
2012-01-23 21:10   ` Konrad Rzeszutek Wilk
2012-01-23 21:21     ` Konrad Rzeszutek Wilk [this message]

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