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From: Bart Van Assche <[email protected]>
To: Matteo Rizzo <[email protected]>,
	[email protected], [email protected],
	[email protected]
Cc: [email protected], [email protected], [email protected],
	[email protected], [email protected], [email protected],
	[email protected], [email protected],
	[email protected], [email protected],
	[email protected], [email protected], [email protected],
	[email protected], [email protected], [email protected],
	[email protected]
Subject: Re: [PATCH v2 1/1] Add a new sysctl to disable io_uring system-wide
Date: Thu, 29 Jun 2023 08:15:52 -0700	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

On 6/29/23 06:27, Matteo Rizzo wrote:
> +static int __read_mostly sysctl_io_uring_disabled;

Shouldn't this be a static key instead of an int in order to minimize the
performance impact on the io_uring_setup() system call? See also
Documentation/staging/static-keys.rst.

Thanks,

Bart.

  reply	other threads:[~2023-06-29 15:16 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-29 13:27 [PATCH v2 0/1] Add a sysctl to disable io_uring system-wide Matteo Rizzo
2023-06-29 13:27 ` [PATCH v2 1/1] Add a new " Matteo Rizzo
2023-06-29 15:15   ` Bart Van Assche [this message]
2023-06-29 15:28     ` Matteo Rizzo
2023-06-29 17:37       ` Bart Van Assche
2023-06-29 16:17   ` Jeff Moyer
2023-06-29 18:36   ` Gabriel Krisman Bertazi
2023-06-30 15:04     ` Matteo Rizzo

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