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Re: [Qemu-devel] [PATCH 07/13] virtio-scsi: always use dataplane path if

From: Paolo Bonzini
Subject: Re: [Qemu-devel] [PATCH 07/13] virtio-scsi: always use dataplane path if ioeventfd is active
Date: Mon, 14 Nov 2016 20:33:32 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.4.0

On 14/11/2016 19:49, Alex Williamson wrote:
> On Mon, 14 Nov 2016 19:10:54 +0100
> Paolo Bonzini <address@hidden> wrote:
>> On 14/11/2016 18:09, Alex Williamson wrote:
>>> Hmm, fixed yet not fixed.  I get a nice shutdown and it even eliminates
>>> a cpu spike shown in virt-manager at the end of shutdown that was
>>> typical previously, but then I noticed dmesg showing me segfaults, so I
>>> hooked up gdb and:  
>> Well, that I don't get the segfault already says something...  Though 
>> it's not even clear from the backtrace what is causing the segfault.  
>> Let's try the same printf without the change.
> Log starting from virsh shutdown.  The final line occurs just as the VM
> starts spinning on all vcpus.  Thanks,

Ok, this could be a start.  Just for information what is your virtio-win


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