linux-kernel - Re: [PATCH 1/1] doc: kernel-parameters.txt: fix documentation of elevator parameter

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Message-ID: <20190206164623.2c34715d@lwn.net>
Date:   Wed, 6 Feb 2019 16:46:23 -0700
From:   Jonathan Corbet <corbet@....net>
To:     Otto Sabart <ottosabart@...erm.com>
Cc:     linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
        Jens Axboe <axboe@...nel.dk>
Subject: Re: [PATCH 1/1] doc: kernel-parameters.txt: fix documentation of
 elevator parameter

On Sun, 3 Feb 2019 21:00:19 +0100
Otto Sabart <ottosabart@...erm.com> wrote:

> Legacy IO schedulers (cfq, deadline and noop) were removed in
> f382fb0bcef4.
> 
> The documentation for deadline was retained because it carries over to
> mq-deadline as well, but location of the doc file was changed over time.
> 
> The old iosched algorithms were removed from elevator= kernel parameter
> and mq-deadline, kyber and bfq were added with a reference to their
> documentation.
> 
> Fixes: f382fb0bcef4 ("block: remove legacy IO schedulers")
> Signed-off-by: Otto Sabart <ottosabart@...erm.com>
> ---
>  Documentation/admin-guide/kernel-parameters.txt | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
> index b799bcf67d7b..2238fb3c7dcf 100644
> --- a/Documentation/admin-guide/kernel-parameters.txt
> +++ b/Documentation/admin-guide/kernel-parameters.txt
> @@ -1182,9 +1182,10 @@
>  			arch/x86/kernel/cpu/cpufreq/elanfreq.c.
>  
>  	elevator=	[IOSCHED]
> -			Format: {"cfq" | "deadline" | "noop"}
> -			See Documentation/block/cfq-iosched.txt and
> -			Documentation/block/deadline-iosched.txt for details.
> +			Format: { "mq-deadline" | "kyber" | "bfq" }
> +			See Documentation/block/deadline-iosched.txt,
> +			Documentation/block/kyber-iosched.txt and
> +			Documentation/block/bfq-iosched.txt for details.

Applied, thanks.

jon