Re: [PATCH 18/19] Introduce -k option to enable FT migration mode (Kemari).

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On Mon, Dec 27, 2010 at 05:25:36PM +0900, Yoshiaki Tamura wrote:
> When -k option is set to migrate command, it will turn on ft_mode to
> start FT migration mode (Kemari).
> 
> Signed-off-by: Yoshiaki Tamura <tamura.yoshiaki@xxxxxxxxxxxxx>
> ---
>  hmp-commands.hx |    7 ++++---
>  migration.c     |    3 +++
>  qmp-commands.hx |    7 ++++---
>  3 files changed, 11 insertions(+), 6 deletions(-)
> 
> diff --git a/hmp-commands.hx b/hmp-commands.hx
> index 4befbe2..0071409 100644
> --- a/hmp-commands.hx
> +++ b/hmp-commands.hx
> @@ -735,13 +735,14 @@ ETEXI
>  
>      {
>          .name       = "migrate",
> -        .args_type  = "detach:-d,blk:-b,inc:-i,uri:s",
> -        .params     = "[-d] [-b] [-i] uri",
> +        .args_type  = "detach:-d,blk:-b,inc:-i,ft:-k,uri:s",
> +        .params     = "[-d] [-b] [-i] [-k] uri",
>          .help       = "migrate to URI (using -d to not wait for completion)"
>  		      "\n\t\t\t -b for migration without shared storage with"
>  		      " full copy of disk\n\t\t\t -i for migration without "
>  		      "shared storage with incremental copy of disk "
> -		      "(base image shared between src and destination)",
> +		      "(base image shared between src and destination)"
> +		      "\n\t\t\t -k for FT migration mode (Kemari)",

FT -> Fault tolerance?
IMO it's preferrable to avoid abbreviations in the documentation.

Not sure whether we need to mention the codename here: is it likely to
help the users?

>          .user_print = monitor_user_noop,	
>  	.mhandler.cmd_new = do_migrate,
>      },
> diff --git a/migration.c b/migration.c
> index 0db0b6d..a4a39eb 100644
> --- a/migration.c
> +++ b/migration.c
> @@ -92,6 +92,9 @@ int do_migrate(Monitor *mon, const QDict *qdict, QObject **ret_data)
>          return -1;
>      }
>  
> +    if (qdict_get_try_bool(qdict, "ft", 0))
> +        ft_mode = FT_INIT;
> +        
>      if (strstart(uri, "tcp:", &p)) {
>          s = tcp_start_outgoing_migration(mon, p, max_throttle, detach,
>                                           blk, inc);
> diff --git a/qmp-commands.hx b/qmp-commands.hx
> index 3486223..b28bf70 100644
> --- a/qmp-commands.hx
> +++ b/qmp-commands.hx
> @@ -431,13 +431,14 @@ EQMP
>  
>      {
>          .name       = "migrate",
> -        .args_type  = "detach:-d,blk:-b,inc:-i,uri:s",
> -        .params     = "[-d] [-b] [-i] uri",
> +        .args_type  = "detach:-d,blk:-b,inc:-i,ft:-k,uri:s",
> +        .params     = "[-d] [-b] [-i] [-k] uri",
>          .help       = "migrate to URI (using -d to not wait for completion)"
>  		      "\n\t\t\t -b for migration without shared storage with"
>  		      " full copy of disk\n\t\t\t -i for migration without "
>  		      "shared storage with incremental copy of disk "
> -		      "(base image shared between src and destination)",
> +		      "(base image shared between src and destination)"
> +		      "\n\t\t\t -k for FT migration mode (Kemari)",
>          .user_print = monitor_user_noop,	
>  	.mhandler.cmd_new = do_migrate,
>      },
> -- 
> 1.7.1.2
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