Re: [PATCH RFC v2 1/6] blk-throttle: remove CONFIG_BLK_DEV_THROTTLING_LOW

Tejun Heo
2024-04-12T17:30:21Z

On Sat, Apr 06, 2024 at 04:00:54PM +0800, Yu Kuai wrote:
> From: Yu Kuai <yukuai3@huawei.com>
>
> One the one hand, it's marked EXPERIMENTAL since 2017, and looks like
> there are no users since then, and no testers and no developers, it's
> just not active at all.
>
> On the other hand, even if the config is disabled, there are still many
> fields in throtl_grp and throtl_data and many functions that are only
> used for throtl low.
>
> At last, currently blk-throtl is initialized during disk initialization,
> and destroyed during disk removal, and it exposes many functions to be
> called directly from block layer. Hence I'm planning to optimize
> blk-throtl and finially support building it as kernel module. Remove
> throtl low will make the work much easier.
>
> Signed-off-by: Yu Kuai <yukuai3@huawei.com>

Acked-by: Tejun Heo <tj@kernel.org>

I haven't seen any usage but let's see if anyone complains.

Thanks.

--
tejun