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Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's descrip
From: |
Fam Zheng |
Subject: |
Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description |
Date: |
Fri, 24 Apr 2015 10:01:49 +0800 |
User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Thu, 04/23 14:23, Paolo Bonzini wrote:
>
>
> On 23/04/2015 14:19, Dr. David Alan Gilbert wrote:
> >> > So that means the bdrv_start_replication and bdrv_stop_replication
> >> > callbacks are more or less redundant, at least on the primary?
> >> >
> >> > In fact, who calls them? Certainly nothing in this patch set...
> >> > :)
> > In the main colo set (I'm looking at the February version) there
> > are calls to them, the 'stop_replication' is called at failover time.
> >
> > Here is I think the later version:
> > http://lists.nongnu.org/archive/html/qemu-devel/2015-03/msg05391.html
>
> I think the primary shouldn't do any I/O after failover (and the
> secondary should close the NBD server) so it is probably okay to ignore
> the removal for now. Inserting the filter dynamically is probably
> needed though.
Or maybe just enabling/disabling?
Fam
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, (continued)
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Paolo Bonzini, 2015/04/23
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Kevin Wolf, 2015/04/23
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Paolo Bonzini, 2015/04/23
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Wen Congyang, 2015/04/23
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Kevin Wolf, 2015/04/23
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Paolo Bonzini, 2015/04/23
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Dr. David Alan Gilbert, 2015/04/23
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Paolo Bonzini, 2015/04/23
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Dr. David Alan Gilbert, 2015/04/23
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Paolo Bonzini, 2015/04/23
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description,
Fam Zheng <=
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Wen Congyang, 2015/04/23
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Paolo Bonzini, 2015/04/24
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Wen Congyang, 2015/04/24
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Dr. David Alan Gilbert, 2015/04/24
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Paolo Bonzini, 2015/04/24
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Wen Congyang, 2015/04/24
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Paolo Bonzini, 2015/04/24
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Wen Congyang, 2015/04/24
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Paolo Bonzini, 2015/04/24
- Re: [Qemu-devel] [PATCH COLO v3 01/14] docs: block replication's description, Stefan Hajnoczi, 2015/04/27