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From: Paolo Bonzini <pbonzini@redhat.com>
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Date: Wed, 25 Nov 2015 20:32:36 +0100
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Subject: Re: [Qemu-devel] [RFC PATCH 0/9] vhost-nvme: new qemu nvme backend
 using nvme target
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To: Ming Lin <mlin@kernel.org>
Cc: virtualization@lists.linux-foundation.org, qemu-devel@nongnu.org, linux-nvme@lists.infradead.org, Christoph Hellwig <hch@lst.de>



On 25/11/2015 19:51, Ming Lin wrote:
> > Do you still have a blk_set_aio_context somewhere?  I'm losing track of
> > the changes.
> 
> No.

You'll need it.  That's what causes your error.

> BTW, I'm not sure about qemu upstream policy.
> Do I need to first make the kernel side patch upstream?
> https://git.kernel.org/cgit/linux/kernel/git/mlin/linux.git/log/?h=nvme-google-ext

No problem, there's time.  QEMU is in freeze right now, and the 2.6
cycle will last until March or so.

Paolo