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Re: [Qemu-block] [PATCH v3 11/11] blockjob: Update description of the 'd


From: Max Reitz
Subject: Re: [Qemu-block] [PATCH v3 11/11] blockjob: Update description of the 'device' field in the QMP API
Date: Sat, 2 Jul 2016 16:37:51 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.1.1

On 01.07.2016 17:52, Alberto Garcia wrote:
> The 'device' field in all BLOCK_JOB_* events and 'block-job-*' command
> is no longer the device name, but the ID of the job. This patch
> updates the documentation to clarify that.
> 
> Signed-off-by: Alberto Garcia <address@hidden>
> ---
>  docs/qmp-events.txt  | 12 ++++++++----
>  qapi/block-core.json | 35 +++++++++++++++++++++++++----------
>  2 files changed, 33 insertions(+), 14 deletions(-)
> 
> diff --git a/docs/qmp-events.txt b/docs/qmp-events.txt
> index fa7574d..a0ad3ac 100644
> --- a/docs/qmp-events.txt
> +++ b/docs/qmp-events.txt
> @@ -92,7 +92,8 @@ Data:
>  
>  - "type":     Job type (json-string; "stream" for image streaming
>                                       "commit" for block commit)
> -- "device":   Device name (json-string)
> +- "device":   Job identifier. Originally the device name but other
> +              values are allowed since QEMU 2.7 (json-string)
>  - "len":      Maximum progress value (json-int)
>  - "offset":   Current progress value (json-int)
>                On success this is equal to len.
> @@ -116,7 +117,8 @@ Data:
>  
>  - "type":     Job type (json-string; "stream" for image streaming
>                                       "commit" for block commit)
> -- "device":   Device name (json-string)
> +- "device":   Job identifier. Originally the device name but other
> +              values are allowed since QEMU 2.7 (json-string)
>  - "len":      Maximum progress value (json-int)
>  - "offset":   Current progress value (json-int)
>                On success this is equal to len.
> @@ -143,7 +145,8 @@ Emitted when a block job encounters an error.
>  
>  Data:
>  
> -- "device": device name (json-string)
> +- "device": job identifier. Originally the device name but other
> +            values are allowed since QEMU 2.7 (json-string)
>  - "operation": I/O operation (json-string, "read" or "write")
>  - "action": action that has been taken, it's one of the following 
> (json-string):
>      "ignore": error has been ignored, the job may fail later
> @@ -167,7 +170,8 @@ Data:
>  
>  - "type":     Job type (json-string; "stream" for image streaming
>                                       "commit" for block commit)
> -- "device":   Device name (json-string)
> +- "device":   Job identifier. Originally the device name but other
> +              values are allowed since QEMU 2.7 (json-string)
>  - "len":      Maximum progress value (json-int)
>  - "offset":   Current progress value (json-int)
>                On success this is equal to len.
> diff --git a/qapi/block-core.json b/qapi/block-core.json
> index f754c29..5a91bc6 100644
> --- a/qapi/block-core.json
> +++ b/qapi/block-core.json
> @@ -713,7 +713,8 @@
>  #
>  # @type: the job type ('stream' for image streaming)
>  #
> -# @device: the block device name
> +# @device: the job identifier. Originally the device name but other
> +#          values are allowed since QEMU 2.7
>  #
>  # @len: the maximum progress value
>  #
> @@ -1469,7 +1470,9 @@
>  #
>  # Throttling can be disabled by setting the speed to 0.
>  #
> -# @device: the device name
> +# @device: the job identifier. This used to be a device name (hence
> +#          the name of the parameter), but since QEMU 2.7 it can have
> +#          other values.

Considering you put a full stop after "the job identifier", I'd
capitalize "the" (same in all following cases).

With that fixed:

Reviewed-by: Max Reitz <address@hidden>

>  #
>  # @speed:  the maximum speed, in bytes per second, or 0 for unlimited.
>  #          Defaults to 0.
> @@ -1500,7 +1503,9 @@
>  # operation can be started at a later time to finish copying all data from 
> the
>  # backing file.
>  #
> -# @device: the device name
> +# @device: the job identifier. This used to be a device name (hence
> +#          the name of the parameter), but since QEMU 2.7 it can have
> +#          other values.
>  #
>  # @force: #optional whether to allow cancellation of a paused job (default
>  #         false).  Since 1.3.
> @@ -1526,7 +1531,9 @@
>  # the operation is actually paused.  Cancelling a paused job automatically
>  # resumes it.
>  #
> -# @device: the device name
> +# @device: the job identifier. This used to be a device name (hence
> +#          the name of the parameter), but since QEMU 2.7 it can have
> +#          other values.
>  #
>  # Returns: Nothing on success
>  #          If no background operation is active on this device, 
> DeviceNotActive
> @@ -1546,7 +1553,9 @@
>  #
>  # This command also clears the error status of the job.
>  #
> -# @device: the device name
> +# @device: the job identifier. This used to be a device name (hence
> +#          the name of the parameter), but since QEMU 2.7 it can have
> +#          other values.
>  #
>  # Returns: Nothing on success
>  #          If no background operation is active on this device, 
> DeviceNotActive
> @@ -1572,7 +1581,9 @@
>  #
>  # A cancelled or paused job cannot be completed.
>  #
> -# @device: the device name
> +# @device: the job identifier. This used to be a device name (hence
> +#          the name of the parameter), but since QEMU 2.7 it can have
> +#          other values.
>  #
>  # Returns: Nothing on success
>  #          If no background operation is active on this device, 
> DeviceNotActive
> @@ -2417,7 +2428,8 @@
>  #
>  # @type: job type
>  #
> -# @device: device name
> +# @device: the job identifier. Originally the device name but other
> +#          values are allowed since QEMU 2.7
>  #
>  # @len: maximum progress value
>  #
> @@ -2448,7 +2460,8 @@
>  #
>  # @type: job type
>  #
> -# @device: device name
> +# @device: the job identifier. Originally the device name but other
> +#          values are allowed since QEMU 2.7
>  #
>  # @len: maximum progress value
>  #
> @@ -2471,7 +2484,8 @@
>  #
>  # Emitted when a block job encounters an error
>  #
> -# @device: device name
> +# @device: the job identifier. Originally the device name but other
> +#          values are allowed since QEMU 2.7
>  #
>  # @operation: I/O operation
>  #
> @@ -2491,7 +2505,8 @@
>  #
>  # @type: job type
>  #
> -# @device: device name
> +# @device: the job identifier. Originally the device name but other
> +#          values are allowed since QEMU 2.7
>  #
>  # @len: maximum progress value
>  #
> 


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