From: Jens Axboe <axboe@kernel.dk>
To: Pavel Begunkov <asml.silence@gmail.com>,
io-uring@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1] io_uring: remove extra nxt check after punt
Date: Sat, 29 Feb 2020 13:55:43 -0700 [thread overview]
Message-ID: <08e7732a-4a31-424f-ec3f-eba4d753456a@kernel.dk> (raw)
In-Reply-To: <29e9f945f8aa6646186065469ba00c0a4ef5b210.1583005578.git.asml.silence@gmail.com>
On 2/29/20 12:48 PM, Pavel Begunkov wrote:
> After __io_queue_sqe() ended up in io_queue_async_work(), it's already
> known that there is no @nxt req, so skip the check and return from the
> function.
>
> Also, @nxt initialisation now can be done just before
> io_put_req_find_next(), as there is no jumping until it's checked.
Applied, thanks.
--
Jens Axboe
prev parent reply other threads:[~2020-02-29 20:55 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-29 19:48 [PATCH 1/1] io_uring: remove extra nxt check after punt Pavel Begunkov
2020-02-29 20:55 ` Jens Axboe [this message]
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