From: Jens Axboe <[email protected]>
To: Pavel Begunkov <[email protected]>,
[email protected],
Olivier Langlois <[email protected]>
Subject: Re: (subset) [PATCH 0/2] io_uring: minor sqpoll code refactoring
Date: Fri, 02 Aug 2024 07:11:06 -0600 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
On Tue, 30 Jul 2024 17:19:30 -0400, Olivier Langlois wrote:
> the first patch is minor micro-optimization that attempts to avoid a memory
> access if by testing a variable to is very likely already in a register
>
> the second patch is also minor but this is much more serious. Without it,
> it is possible to have a ring that is configured to enable NAPI busy polling
> to NOT perform busy polling in specific conditions.
>
> [...]
Applied, thanks!
[1/2] io_uring: micro optimization of __io_sq_thread() condition
commit: 5fa7a249d5bc847876e04b91133d6b18d5c17140
Best regards,
--
Jens Axboe
prev parent reply other threads:[~2024-08-02 13:11 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-30 21:19 [PATCH 0/2] io_uring: minor sqpoll code refactoring Olivier Langlois
2024-07-30 20:56 ` [PATCH 1/2] io_uring: micro optimization of __io_sq_thread() condition Olivier Langlois
2024-08-02 11:17 ` Pavel Begunkov
2024-07-30 21:10 ` [PATCH 2/2] io_uring: do the sqpoll napi busy poll outside the submission block Olivier Langlois
2024-08-02 11:14 ` Pavel Begunkov
2024-08-02 14:22 ` Olivier Langlois
2024-08-02 15:30 ` Pavel Begunkov
2024-08-02 13:11 ` Jens Axboe [this message]
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