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Date:   Thu, 8 Apr 2021 23:51:32 -0700
From:   Andrew Morton <akpm@linux-foundation.org>
To:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc:     Gioh Kim <gi-oh.kim@ionos.com>, linux-kernel@vger.kernel.org,
        ndesaulniers@google.com, dan.j.williams@intel.com,
        laniel_francis@privacyrequired.com, keescook@chromium.org,
        dja@axtens.net, haris.iqbal@ionos.com, jinpu.wang@ionos.com
Subject: Re: [PATCH v4] lib/string: Introduce sysfs_streqcase
Message-Id: <20210408235132.e62ace3277fd46f123f5ff1b@linux-foundation.org>
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References: <20210408130605.541796-1-gi-oh.kim@ionos.com>
        <20210408220502.8126bc2f278b5199707ec122@linux-foundation.org>
        <YG/315XLSIZG2bCU@kroah.com>
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On Fri, 9 Apr 2021 08:44:39 +0200 Greg Kroah-Hartman <gregkh@linuxfoundation.org> wrote:

> On Thu, Apr 08, 2021 at 10:05:02PM -0700, Andrew Morton wrote:
> > On Thu,  8 Apr 2021 15:06:05 +0200 Gioh Kim <gi-oh.kim@ionos.com> wrote:
> > 
> > > As the name shows, it checks if strings are equal in case insensitive
> > > manner.
> > 
> > Peh.  Who would die if we simply made sysfs_streq() case-insensitive?
> 
> I doubt anyone, let's do that instead.

There's a risk that people will write scripts/config/etc on a 5.13+
kernel and then find that they malfunction on earlier kernels...