Re: [PATCH 05/17] Stop/start cpus before/after devices

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On Mon, May 18, 2009 at 09:26:31AM -0500, Anthony Liguori wrote:
> Marcelo Tosatti wrote:
>> On Sun, May 17, 2009 at 07:59:51PM +0300, Avi Kivity wrote:
>>   
>>> Anthony Liguori wrote:
>>>     
>>>> From: Yaniv Kamay <yaniv@xxxxxxxxxxxx>
>>>>
>>>> Stop cpus before devices when stopping the VM, start cpus after devices
>>>> when starting VM.  Otherwise a vcpu could access a stopped device.
>>>>
>>>>         
>>> IIRC we decided this was unnecessary since everything is under   
>>> qemu_mutex.  However we might want to be on the safe side here and be 
>>>  similar to master.
>>>     
>>
>> Yes, it is not necessary. Since upstream is already on the safe side
>> (and the plan is to merge with it), IMO better leave this patch out.
>>   
>
> Maybe it ought to be reverted from master then?

Nope, its likelt to be useful in the future.

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