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Re: [Qemu-devel] [PATCH v1 1/2] vhost-user: support SET_MEM_TABLE waite
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From: |
Michael S. Tsirkin |
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Subject: |
Re: [Qemu-devel] [PATCH v1 1/2] vhost-user: support SET_MEM_TABLE waite the result of mmap |
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Date: |
Thu, 12 Feb 2015 17:38:29 +0100 |
On Wed, Feb 11, 2015 at 09:38:34AM +0800, Linhaifeng wrote:
>
>
> On 2015/2/10 20:04, Michael S. Tsirkin wrote:
> > So that's not good. We need a way to negotiate the capability,
> > we can't just deadlock with legacy slaves.
>
> Should we wait many seconds if slave not reply we just return error?
I would prefer something more robust.
Isn't there a version field we can use?
> --
> Regards,
> Haifeng