linux-kernel - Re: [PATCH v2 19/24] selftests/resctrl: Pass the real number of tests to show_cache

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Date:   Fri, 21 Apr 2023 17:20:36 -0700
From:   Reinette Chatre <reinette.chatre@...el.com>
To:     Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>,
        <linux-kselftest@...r.kernel.org>,
        Fenghua Yu <fenghua.yu@...el.com>,
        "Shuah Khan" <shuah@...nel.org>, <linux-kernel@...r.kernel.org>
CC:     Shaopeng Tan <tan.shaopeng@...fujitsu.com>
Subject: Re: [PATCH v2 19/24] selftests/resctrl: Pass the real number of tests
 to show_cache_info()

Hi Ilpo,

On 4/18/2023 4:45 AM, Ilpo Järvinen wrote:
> Some results include warm-up tests which are discarded before passing
> the sum to show_cache_info(). Currently, show_cache_info() handles this

Please drop "Currently".

> by subtracting one from the number of tests in divisor. It is a trappy
> construct to have sum and number of tests parameters to disagree like
> this.
> 
> A more logical place for subtracting the skipped tests is where the sum
> is calculated so move it there. Pass the correct number of tests to
> show_cache_info() soit can use directly as the divisor for calculating
> the average.

This is not clear to me. How about "soit can use directly" -> "so it
can be used directly"?

Reinette