Re: [Qemu-devel] [PATCH v3 3/7] block/dirty-bitmaps: add block_dirty_bitmap_check function

[John Snow]

On 3/6/19 8:44 AM, Vladimir Sementsov-Ogievskiy wrote:
> 01.03.2019 22:15, John Snow wrote:
>> Instead of checking against busy, inconsistent, or read only directly,
>> use a check function with permissions bits that let us streamline the
>> checks without reproducing them in many places.
>>
>> Included in this patch are permissions changes that simply add the
>> inconsistent check to existing permissions call spots, without
>> addressing existing bugs.
>>
>> In general, this means that busy+readonly checks become BDRV_BITMAP_DEFAULT,
>> which checks against all three conditions. busy-only checks become
>> BDRV_BITMAP_ALLOW_RO.
> 
> so, it's a conversion + check on inconsistance. backup/disable/enable 
> correctness
> postponed.
> 
> you've left bdrv_dirty_bitmap_create_successor as is..
> 

... That's an oversight! Will fix.

> Reviewed-by: Vladimir Sementsov-Ogievskiy <vsement...@virtuozzo.com>
>