netdev - Re: [PATCH v2 02/21] coccinelle: misc: Add secs_to

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Message-ID: <c07de369-9363-4e1d-9ccc-2db6dff79595@csgroup.eu>
Date: Sat, 16 Nov 2024 10:52:39 +0100
From: Christophe Leroy <christophe.leroy@...roup.eu>
To: Easwar Hariharan <eahariha@...ux.microsoft.com>,
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Cc: netfilter-devel@...r.kernel.org, coreteam@...filter.org,
 netdev@...r.kernel.org, linux-kernel@...r.kernel.org, cocci@...ia.fr,
 linux-arm-kernel@...ts.infradead.org, linux-s390@...r.kernel.org,
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 etnaviv@...ts.freedesktop.org, oss-drivers@...igine.com,
 linuxppc-dev@...ts.ozlabs.org, Anna-Maria Behnsen <anna-maria@...utronix.de>
Subject: Re: [PATCH v2 02/21] coccinelle: misc: Add secs_to_jiffies script



Le 15/11/2024 à 22:26, Easwar Hariharan a écrit :
> [Vous ne recevez pas souvent de courriers de eahariha@...ux.microsoft.com. Découvrez pourquoi ceci est important à https://aka.ms/LearnAboutSenderIdentification ]
> 

There should be some explaination in the commit message, what the script 
does for instance.

> Suggested-by: Anna-Maria Behnsen <anna-maria@...utronix.de>
> Signed-off-by: Easwar Hariharan <eahariha@...ux.microsoft.com>
> ---
>   scripts/coccinelle/misc/secs_to_jiffies.cocci | 21 +++++++++++++++++++++
>   1 file changed, 21 insertions(+)
> 
> diff --git a/scripts/coccinelle/misc/secs_to_jiffies.cocci b/scripts/coccinelle/misc/secs_to_jiffies.cocci
> new file mode 100644
> index 0000000000000000000000000000000000000000..af762b1c0aac8f044f21150bfaafd9efc834ee87
> --- /dev/null
> +++ b/scripts/coccinelle/misc/secs_to_jiffies.cocci
> @@ -0,0 +1,21 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +///
> +/// Find usages of:
> +/// - msecs_to_jiffies(value*1000)
> +/// - msecs_to_jiffies(value*MSEC_PER_SEC)
> +///
> +// Confidence: High
> +// Copyright: (C) 2024 Easwar Hariharan Microsoft
> +//
> +// Keywords: secs, seconds, jiffies
> +//
> +
> +@@ constant C; @@
> +
> +- msecs_to_jiffies(C * 1000)
> ++ secs_to_jiffies(C)
> +
> +@@ constant C; @@
> +
> +- msecs_to_jiffies(C * MSEC_PER_SEC)
> ++ secs_to_jiffies(C)
> 
> --
> 2.34.1
>