Re: [PATCHv2 0/3] direct io alignment relax

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On 5/19/22 1:42 AM, Christoph Hellwig wrote:
> On Wed, May 18, 2022 at 04:45:10PM -0600, Jens Axboe wrote:
>> On 5/18/22 11:11 AM, Keith Busch wrote:
>>> From: Keith Busch <kbusch@xxxxxxxxxx>
>>>
>>> Including the fs list this time.
>>>
>>> I am still working on a better interface to report the dio alignment to
>>> an application. The most recent suggestion of using statx is proving to
>>> be less straight forward than I thought, but I don't want to hold this
>>> series up for that.
>>
>> This looks good to me. Anyone object to queueing this one up?
> 
> Yes.  I really do like this feature, but I don't think it is ready to
> rush it in.  In addition to the ongoing discussions in this thread
> we absolutely need proper statx support for the alignments to avoid
> userspace growing all kinds of sysfs growling crap to make use of it.

OK fair enough, I do agree that we need a better story for exposing this
data, and in fact for a whole bunch of other stuff that is currently
hard to get programatically. We can defer to 5.20 and get the statx side
hashed out at the same time.

-- 
Jens Axboe




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