Re: [PATCH v2 for-next 0/4] optimise sbitmap deferred clear

From: Jens Axboe
Date: Mon Dec 07 2020 - 19:14:58 EST


On 11/22/20 8:35 AM, Pavel Begunkov wrote:
> sbitmap takes away some cycles for my tag-deficient test, removal of
> locking in sbitmap_deferred_clear() gives +~1% throuhput.
>
> [1/4] and [4/4] are simple, it'd be great if someone could double
> check for ordering issues for other two patches.
>
> v2: add 3rd (CAS -> atomic and) and 4th patches

Applied, thanks.

--
Jens Axboe