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From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
In-Reply-To: <1321043378-15344-2-git-send-email-aliguori@us.ibm.com>
Date: Sun, 13 Nov 2011 01:54:45 +0530
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References: <1321043378-15344-1-git-send-email-aliguori@us.ibm.com>
	<1321043378-15344-2-git-send-email-aliguori@us.ibm.com>
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Subject: Re: [Qemu-devel] [PATCH 2/4] ivshmem: use migration blockers to
	prevent live migration in peer mode
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To: Anthony Liguori <aliguori@us.ibm.com>, qemu-devel@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>, Lucas Meneghel Rodrigues <lmr@redhat.com>, Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>, Juan Quintela <quintela@redhat.com>

On Fri, 11 Nov 2011 14:29:36 -0600, Anthony Liguori <aliguori@us.ibm.com> wrote:
> Now when you try to migrate with ivshmem, you get a proper QMP error:
> 
> (qemu) migrate tcp:localhost:1025
> Migration is disabled when using feature 'peer mode' in device 'ivshmem'
> (qemu)
> 

We may want to add a similar one when using VirtFS export. But with
VirtFS there is no easy way to do migrate_del_blocker, unless we add a
detach 9p op to map umount.

-aneesh