Re: [Xen-devel] [PATCH v10 25/31] COLO: use qemu block replication

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Mon, Feb 22, 2016 at 10:52:29AM +0800, Wen Congyang wrote:
> Use qemu block replication as our block replication solution.
> Note that guest must be paused before starting COLO, otherwise,
> the disk won't be consistent between primary and secondary.
> 
> Signed-off-by: Wen Congyang <wency@xxxxxxxxxxxxxx>
> Signed-off-by: Yang Hongyang <hongyang.yang@xxxxxxxxxxxx>
> ---
>  tools/libxl/Makefile             |   1 +
>  tools/libxl/libxl_colo_qdisk.c   | 226 
> +++++++++++++++++++++++++++++++++++++++
>  tools/libxl/libxl_colo_restore.c |  42 +++++++-
>  tools/libxl/libxl_colo_save.c    |  54 +++++++++-
>  tools/libxl/libxl_internal.h     |  13 +++

All the changes look internal to COLO and are trying to manipulate QEMU
or whatnot. I don't think I can provide very detailed feedback. I am
tempted to just ack this patch.

Wei.

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