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Re: [Qemu-devel] [PATCH v2] block: maintain persistent disabled bitmaps
From: |
Max Reitz |
Subject: |
Re: [Qemu-devel] [PATCH v2] block: maintain persistent disabled bitmaps |
Date: |
Fri, 2 Feb 2018 16:23:06 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.5.2 |
On 2018-02-02 16:18, Vladimir Sementsov-Ogievskiy wrote:
> 31.01.2018 22:04, Max Reitz wrote:
>> On 2018-01-29 19:43, Max Reitz wrote:
>>> On 2018-01-22 11:41, Vladimir Sementsov-Ogievskiy wrote:
>>>> To maintain load/store disabled bitmap there is new approach:
>>>>
>>>> - deprecate @autoload flag of block-dirty-bitmap-add, make it ignored
>>>> - store enabled bitmaps as "auto" to qcow2
>>>> - store disabled bitmaps without "auto" flag to qcow2
>>>> - on qcow2 open load "auto" bitmaps as enabled and others
>>>> as disabled (except in_use bitmaps)
>>>>
>>>> Signed-off-by: Vladimir Sementsov-Ogievskiy <address@hidden>
>>>> Reviewed-by: John Snow <address@hidden>
>>>> ---
>>> Thanks, looks very reasonable. Applied to my block branch:
>>>
>>> https://github.com/XanClic/qemu/commits/block
>> ...aaand I've only just now seen that iotest 176 will need to be fixed
>> along with this, so I'm going to unqueue this patch for now.
>
> ohh, sorry for that. Will resend today.
>
>>
>> And when I'm already at it: Should we add deprecation information to
>> qemu-doc.texi?
>
> didn't find anything in qemu-doc.texi about dirty bitmaps, so I think, no.
I mean in the "Deprecated features" appendix. I think whenever we
deprecate something, it should be noted there (as far as I've understood).
(Also on the Wiki, I think.)
> Is there a way to generate some documentation files from qapi comments?
> Where is it?
There is docs/interop/qemu-qmp-qapi.texi in the build directory.
Max
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