Re: [PATCH 1/1] block, bfq: delete "bfq" prefix from cgroup filenames

From: Paolo Valente
Date: Mon Apr 08 2019 - 11:19:13 EST




> Il giorno 8 apr 2019, alle ore 17:13, Jens Axboe <axboe@xxxxxxxxx> ha scritto:
>
> On 4/8/19 9:08 AM, Johannes Thumshirn wrote:
>> On Mon, Apr 08, 2019 at 09:05:19AM -0600, Jens Axboe wrote:
>>> I did consider that, and that would be doable. But honestly, I'm having a
>>> hard time seeing what issue we are attempting to fix by doing this.
>>
>> Yeah, I guess the real fix would be to update the documentation and the
>> expectations user-space has. Including eventual re-write of some udev rules or
>> whatever is facing these files. But to me that sounds more like a systemd or
>> even distro thing than a kernel thing.
>
> I agree. Trying to force someones hand by renaming isn't going to fix
> anything, but it will potentially cause issues.
>

Potential issues against concrete, big issues already with us. The
proportional share interface doesn't match the idea people have of it.

I don't want to push for this solution, but we cannot pretend we don't
have a big problem already. Any solution that could really work is ok
for me, including symlinks.

Thanks,
Paolo

> --
> Jens Axboe
>