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Re: [Qemu-devel] [Qemu-block] [PATCH v2] qapi: block-core: Clarify event
From: |
John Snow |
Subject: |
Re: [Qemu-devel] [Qemu-block] [PATCH v2] qapi: block-core: Clarify events emitted by 'block-job-cancel' |
Date: |
Thu, 16 Nov 2017 16:39:17 -0500 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 |
On 11/16/2017 04:14 AM, Kashyap Chamarthy wrote:
> On Wed, Nov 15, 2017 at 04:56:13PM -0500, John Snow wrote:
>>
>>
>> On 11/15/2017 04:54 PM, Kashyap Chamarthy wrote:
>>> On Wed, Nov 15, 2017 at 02:15:57PM -0500, John Snow wrote:
>
> [...]
>
>>>> is it covered sufficiently in live-block-operations.rst ?
>>>
>>> I looked in there[2] too. Short answer: no. Long: In the "Live disk
>>> synchronization — drive-mirror and blockdev-mirror" section, I simply
>>> seemed to declare:
>>>
>>> "Issuing the command ``block-job-cancel`` after it emits the event
>>> ``BLOCK_JOB_CANCELLED``"
>>>
>>> As if that's the *only* event it emits, which is clearly not the case.
>>> So while at it, wonder if should I also update it
>>> ('live-block-operations.rst') too.
>>>
>>
>> It's an interesting gotcha that I wasn't really acutely aware of myself,
>> so having it in the doc format for API programmers who aren't
>> necessarily digging through our source sounds like a pleasant courtesy.
>
> Indeed, will do. (Just for my own clarity, did you imply: don't update
> it in block-core.json? FWIW, my first instinct is to check the QAPI
> documentation for such things, that's why I wrote there first :-))
>
No, definitely update both.
> Thanks for looking.
>
> [...]
>