linux-ext4 - Re: [PATCH v3 01/13] common/rc: Add _min() and

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Message-ID: <20250717150210.GK2672022@frogsfrogsfrogs>
Date: Thu, 17 Jul 2025 08:02:10 -0700
From: "Darrick J. Wong" <djwong@...nel.org>
To: Ojaswin Mujoo <ojaswin@...ux.ibm.com>
Cc: Zorro Lang <zlang@...hat.com>, fstests@...r.kernel.org,
	Ritesh Harjani <ritesh.list@...il.com>, john.g.garry@...cle.com,
	tytso@....edu, linux-xfs@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-ext4@...r.kernel.org
Subject: Re: [PATCH v3 01/13] common/rc: Add _min() and _max() helpers

On Sat, Jul 12, 2025 at 07:42:43PM +0530, Ojaswin Mujoo wrote:
> Many programs open code these functionalities so add it as a generic helper
> in common/rc
> 
> Signed-off-by: Ojaswin Mujoo <ojaswin@...ux.ibm.com>

Looks decent,
Reviewed-by: "Darrick J. Wong" <djwong@...nel.org>

--D

> ---
>  common/rc | 22 ++++++++++++++++++++++
>  1 file changed, 22 insertions(+)
> 
> diff --git a/common/rc b/common/rc
> index f71cc8f0..9a9d3cc8 100644
> --- a/common/rc
> +++ b/common/rc
> @@ -5817,6 +5817,28 @@ _require_program() {
>  	_have_program "$1" || _notrun "$tag required"
>  }
>  
> +_min() {
> +	local ret
> +
> +	for arg in "$@"; do
> +		if [ -z "$ret" ] || (( $arg < $ret )); then
> +			ret="$arg"
> +		fi
> +	done
> +	echo $ret
> +}
> +
> +_max() {
> +	local ret
> +
> +	for arg in "$@"; do
> +		if [ -z "$ret" ] || (( $arg > $ret )); then
> +			ret="$arg"
> +		fi
> +	done
> +	echo $ret
> +}
> +
>  ################################################################################
>  # make sure this script returns success
>  /bin/true
> -- 
> 2.49.0
> 
>