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

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Message-ID: <5ebc2f40-201a-3617-f521-66e894de95fd@kernel.dk>
Date:   Mon, 7 Dec 2020 17:13:16 -0700
From:   Jens Axboe <axboe@...nel.dk>
To:     Pavel Begunkov <asml.silence@...il.com>,
        linux-block@...r.kernel.org, Omar Sandoval <osandov@...ndov.com>
Cc:     linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 for-next 0/4] optimise sbitmap deferred clear

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