linux-kernel - Re: [BUG] sched: tip/master show soft lockup while running multiple VM

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Message-ID: <52E08478.2080405@linux.vnet.ibm.com>
Date:	Thu, 23 Jan 2014 10:54:48 +0800
From:	Michael wang <wangyun@...ux.vnet.ibm.com>
To:	Peter Zijlstra <peterz@...radead.org>
CC:	Ingo Molnar <mingo@...hat.com>, Gleb Natapov <gleb@...hat.com>,
	Paolo Bonzini <pbonzini@...hat.com>,
	Fengguang Wu <fengguang.wu@...el.com>, kvm@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [BUG] sched: tip/master show soft lockup while running multiple
 VM

On 01/22/2014 08:36 PM, Peter Zijlstra wrote:
> On Wed, Jan 22, 2014 at 04:27:45PM +0800, Michael wang wrote:
>> # CONFIG_PREEMPT_NONE is not set
>> CONFIG_PREEMPT_VOLUNTARY=y
>> # CONFIG_PREEMPT is not set
> 
> Could you try the patch here:
> 
>   lkml.kernel.org/r/20140122102435.GH31570@...ns.programming.kicks-ass.net
> 
> I suspect its the same issue.

Yup, it works.

Regards,
Michael Wang

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