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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
>
>