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Re: [Qemu-devel] [PATCH] docs/block-replication.txt: Add more detail abo


From: Zhang Chen
Subject: Re: [Qemu-devel] [PATCH] docs/block-replication.txt: Add more detail about replication_do_checkpoint_all
Date: Fri, 14 Sep 2018 14:32:48 +0800

Hi All,

No news update?
Ping...

Thanks
Zhang Chen

On Thu, Sep 6, 2018 at 12:12 AM Zhang Chen <address@hidden> wrote:

> Add more detail description for COLO checkpoint use case.
> Suggested by Dr. David Alan Gilbert <address@hidden>
>
> Signed-off-by: Zhang Chen <address@hidden>
> ---
>  docs/block-replication.txt | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/docs/block-replication.txt b/docs/block-replication.txt
> index 6bde6737fb..b6c5e94764 100644
> --- a/docs/block-replication.txt
> +++ b/docs/block-replication.txt
> @@ -131,9 +131,10 @@ a. replication_start_all()
>     thread.
>  b. replication_do_checkpoint_all()
>     This interface is called after all VM state is transferred to
> -   Secondary QEMU. The Disk buffer will be dropped in this interface.
> -   The caller must hold the I/O mutex lock if it is in
> migration/checkpoint
> -   thread.
> +   secondary node, and in primary node this interface no need to
> +   called after synchronizing all the states. The Disk buffer will be
> dropped
> +   in this interface. The caller must hold the I/O mutex lock if it is
> +   in migration/checkpoint thread.
>  c. replication_get_error_all()
>     This interface is called to check if error happened in replication.
>     The caller must hold the I/O mutex lock if it is in
> migration/checkpoint
> --
> 2.17.GIT
>
>


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