Re: [Qemu-devel] [PATCH v5 14/16] qapi/block-stream: expose new job properties

[Jeff Cody <jcody@redhat.com>]

On Thu, Sep 06, 2018 at 09:02:23AM -0400, John Snow wrote:
> Signed-off-by: John Snow <jsnow@redhat.com>
> Reviewed-by: Max Reitz <mreitz@redhat.com>

Reviewed-by: Jeff Cody <jcody@redhat.com>

> ---
>  blockdev.c           |  9 +++++++++
>  hmp.c                |  5 +++--
>  qapi/block-core.json | 16 +++++++++++++++-
>  3 files changed, 27 insertions(+), 3 deletions(-)
> 
> diff --git a/blockdev.c b/blockdev.c
> index 429cdf9901..0cf8febe6c 100644
> --- a/blockdev.c
> +++ b/blockdev.c
> @@ -3116,6 +3116,8 @@ void qmp_block_stream(bool has_job_id, const char *job_id, const char *device,
>                        bool has_backing_file, const char *backing_file,
>                        bool has_speed, int64_t speed,
>                        bool has_on_error, BlockdevOnError on_error,
> +                      bool has_auto_finalize, bool auto_finalize,
> +                      bool has_auto_dismiss, bool auto_dismiss,
>                        Error **errp)
>  {
>      BlockDriverState *bs, *iter;
> @@ -3185,6 +3187,13 @@ void qmp_block_stream(bool has_job_id, const char *job_id, const char *device,
>      /* backing_file string overrides base bs filename */
>      base_name = has_backing_file ? backing_file : base_name;
>  
> +    if (has_auto_finalize && !auto_finalize) {
> +        job_flags |= JOB_MANUAL_FINALIZE;
> +    }
> +    if (has_auto_dismiss && !auto_dismiss) {
> +        job_flags |= JOB_MANUAL_DISMISS;
> +    }
> +
>      stream_start(has_job_id ? job_id : NULL, bs, base_bs, base_name,
>                   job_flags, has_speed ? speed : 0, on_error, &local_err);
>      if (local_err) {
> diff --git a/hmp.c b/hmp.c
> index 4975fa56b0..868c1a049d 100644
> --- a/hmp.c
> +++ b/hmp.c
> @@ -1905,8 +1905,9 @@ void hmp_block_stream(Monitor *mon, const QDict *qdict)
>      int64_t speed = qdict_get_try_int(qdict, "speed", 0);
>  
>      qmp_block_stream(true, device, device, base != NULL, base, false, NULL,
> -                     false, NULL, qdict_haskey(qdict, "speed"), speed,
> -                     true, BLOCKDEV_ON_ERROR_REPORT, &error);
> +                     false, NULL, qdict_haskey(qdict, "speed"), speed, true,
> +                     BLOCKDEV_ON_ERROR_REPORT, false, false, false, false,
> +                     &error);
>  
>      hmp_handle_error(mon, &error);
>  }
> diff --git a/qapi/block-core.json b/qapi/block-core.json
> index e785c2e9fe..f877e9e414 100644
> --- a/qapi/block-core.json
> +++ b/qapi/block-core.json
> @@ -2317,6 +2317,19 @@
>  #            'stop' and 'enospc' can only be used if the block device
>  #            supports io-status (see BlockInfo).  Since 1.3.
>  #
> +# @auto-finalize: When false, this job will wait in a PENDING state after it has
> +#                 finished its work, waiting for @block-job-finalize before
> +#                 making any block graph changes.
> +#                 When true, this job will automatically
> +#                 perform its abort or commit actions.
> +#                 Defaults to true. (Since 3.1)
> +#
> +# @auto-dismiss: When false, this job will wait in a CONCLUDED state after it
> +#                has completely ceased all work, and awaits @block-job-dismiss.
> +#                When true, this job will automatically disappear from the query
> +#                list without user intervention.
> +#                Defaults to true. (Since 3.1)
> +#
>  # Returns: Nothing on success. If @device does not exist, DeviceNotFound.
>  #
>  # Since: 1.1
> @@ -2332,7 +2345,8 @@
>  { 'command': 'block-stream',
>    'data': { '*job-id': 'str', 'device': 'str', '*base': 'str',
>              '*base-node': 'str', '*backing-file': 'str', '*speed': 'int',
> -            '*on-error': 'BlockdevOnError' } }
> +            '*on-error': 'BlockdevOnError',
> +            '*auto-finalize': 'bool', '*auto-dismiss': 'bool' } }
>  
>  ##
>  # @block-job-set-speed:
> -- 
> 2.14.4
>