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Re: [Qemu-devel] [PATCH 03/12] dirty-bitmap: Drop unused functions

From: John Snow
Subject: Re: [Qemu-devel] [PATCH 03/12] dirty-bitmap: Drop unused functions
Date: Wed, 12 Apr 2017 19:40:18 -0400
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.8.0

On 04/12/2017 07:36 PM, Eric Blake wrote:
> On 04/12/2017 05:47 PM, John Snow wrote:
>> On 04/12/2017 01:49 PM, Eric Blake wrote:
>>> We had several functions that no one was using, and which used
>>> sector-based interfaces.  I'm trying to convert towards byte-based
>>> interfaces, so it's easier to just drop the unused functions:
>>> bdrv_dirty_bitmap_size
>>> bdrv_dirty_bitmap_get_meta
>>> bdrv_dirty_bitmap_reset_meta
>>> bdrv_dirty_bitmap_meta_granularity
>>> Signed-off-by: Eric Blake <address@hidden>
>>> ---
>>>  include/block/dirty-bitmap.h |  8 --------
>>>  block/dirty-bitmap.c         | 34 ----------------------------------
>>>  2 files changed, 42 deletions(-)
>> I think it's likely Vladimir is or at least was relying on some of these
>> for his migration and persistence series.
>> Might be nice to let him chime in to see how much of a hassle this is.
> Then let's add him in cc ;)

Err... I can't just summon people by mentioning them?

> I'm okay if these functions stay because they have a user, but it would
> also be nice if they were properly byte-based (like everything else in
> dirty-bitmap at the end of my series).  So even if we remove them here,
> we can revert the removal, and re-add them but with a sane interface.

OK, but I will offer to do the work in the interest of not slowing
things down any further.

Do you use any of these, Vladimir?


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