netdev - Re: Query: Is it possible to lose interrupts between vhost and virtio

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Date:	Tue, 5 Aug 2014 20:14:28 +0800
From:	"Zhangjie (HZ)" <zhangjie14@...wei.com>
To:	"Michael S. Tsirkin" <mst@...hat.com>, <kvm@...r.kernel.org>
CC:	Jason Wang <jasowang@...hat.com>, <netdev@...r.kernel.org>,
	<qinchuanyu@...wei.com>, <liuyongan@...wei.com>,
	<davem@...emloft.net>
Subject: Re: Query: Is it possible  to lose interrupts between vhost and virtio_net
 during migration?

On 2014/8/5 17:49, Michael S. Tsirkin wrote:
> On Tue, Aug 05, 2014 at 02:29:28PM +0800, Zhangjie (HZ) wrote:
>> Jason is right, the new order is not the cause of network unreachable.
>> Changing order seems not work. After about 40 times, the problem occurs again.
>> Maybe there is other hidden reasons for that.
I modified the code to change the order myself yesterday.
This result is about my code.
> 
> To make sure, you tested the patch that I posted to list:
> "vhost_net: stop guest notifiers after backend"?
> 
> Please confirm.
> 
OK, I will test with your patch "vhost_net: stop guest notifiers after backend".

-- 
Best Wishes!
Zhang Jie

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