From: "Benoît Canet" <benoit.canet@irqsave.net>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: "Benoît Canet" <benoit.canet@irqsave.net>,
quintela@redhat.com,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Virtio 9p live migration patches
Date: Thu, 4 Apr 2013 16:08:10 +0200 [thread overview]
Message-ID: <20130404140810.GA7026@irqsave.net> (raw)
In-Reply-To: <515D832E.6040603@redhat.com>
There is still the need to serialize the fid linked list.
I saw in the current code base that virtio-blk.c was using the old API to
serialize a linked list.
Does writing support for serializing linked list in vmstate worth it ?
Or is it better to keep the old API to serialize ?
Regards
Benoît
> Le Thursday 04 Apr 2013 à 15:42:06 (+0200), Paolo Bonzini a écrit :
> Il 04/04/2013 14:37, Benoît Canet ha scritto:
> > We also need to ensure new 9p request are blocked.
>
> Migration runs with the VM paused. It would be simplest to flush all
> the requests before migrating, that's what the block layer does. (The
> migration of requests we have in virtio-blk, scsi-disk etc. is only for
> rerror/werror=stop; it is not invoked in the common case).
>
> Paolo
>
prev parent reply other threads:[~2013-04-04 14:07 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-02 15:33 [Qemu-devel] Virtio 9p live migration patches Benoît Canet
2013-04-02 18:30 ` Aneesh Kumar K.V
2013-04-02 19:33 ` Benoît Canet
2013-04-03 6:33 ` Aneesh Kumar K.V
2013-04-04 12:37 ` Benoît Canet
2013-04-04 13:42 ` Paolo Bonzini
2013-04-04 14:08 ` Benoît Canet [this message]
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