From: Jens Axboe <[email protected]>
To: [email protected], Pavel Begunkov <[email protected]>
Subject: Re: [PATCH] io_uring: prevent speculating sq_array indexing
Date: Mon, 04 Nov 2024 09:19:16 -0700 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <c6c7a25962924a55869e317e4fdb682dfdc6b279.1730687889.git.asml.silence@gmail.com>
On Mon, 04 Nov 2024 12:02:47 +0000, Pavel Begunkov wrote:
> The SQ index array consists of user provided indexes, which io_uring
> then uses to index the SQ, and so it's susceptible to speculation. For
> all other queues io_uring tracks heads and tails in kernel, and they
> shouldn't need any special care.
>
>
Applied, thanks!
[1/1] io_uring: prevent speculating sq_array indexing
commit: 16a6e0430fcfb38e80477a72079c84c612457e91
Best regards,
--
Jens Axboe
prev parent reply other threads:[~2024-11-04 16:19 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-04 12:02 [PATCH] io_uring: prevent speculating sq_array indexing Pavel Begunkov
2024-11-04 16:19 ` Jens Axboe [this message]
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