linux-kernel - Re: [PATCH v2] lib/kstrtox.c: Add "false"/"true" support to kstrtobool

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Message-ID: <Ymf/yyPLGErQji06@li-6e1fa1cc-351b-11b2-a85c-b897023bb5f3.ibm.com>
Date:   Tue, 26 Apr 2022 19:50:59 +0530
From:   Jagdish Gediya <jvgediya@...ux.ibm.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        ying.huang@...el.com, dave.hansen@...el.com,
        Andrew Morton <akpm@...ux-foundation.org>,
        Richard Fitzgerald <rf@...nsource.cirrus.com>,
        Petr Mladek <pmladek@...e.com>
Subject: Re: [PATCH v2] lib/kstrtox.c: Add "false"/"true" support to
 kstrtobool

On Tue, Apr 26, 2022 at 04:27:01PM +0300, Andy Shevchenko wrote:
> On Tue, Apr 26, 2022 at 12:10:01PM +0530, Jagdish Gediya wrote:
> > At many places in kernel, It is necessary to convert sysfs input
> > to corrosponding bool value e.g. "false" or "0" need to be converted
> > to bool false, "true" or "1" need to be converted to bool true,
> > places where such conversion is needed currently check the input
> > string manually, kstrtobool can be utilized at such places but
> 
> kstrtobool()
> 
> > currently kstrtobool doesn't have support to "false"/"true".
> 
> 
> Ditto.
> 
> > Add "false"/"true" support to kstrtobool while string conversion
> 
> Ditto.
> 
> > to bool. Modify existing manual sysfs conversions to use kstrtobool().
> 
> > This patch doesn't have any functionality change.
> 
> > Cc: Andrew Morton <akpm@...ux-foundation.org>
> > Cc: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> > Cc: Richard Fitzgerald <rf@...nsource.cirrus.com>
> > Cc: Petr Mladek <pmladek@...e.com>
> 
> You may use --cc parameter to `git send-email`.
Sure, Will remove these from here.
> ...
> 
> >  lib/kstrtox.c   | 7 +++++++
> >  mm/migrate.c    | 6 +-----
> >  mm/swap_state.c | 6 +-----
> 
> Please, split to two.
Sure
> Also Documentation update is missed.
I am not finding any related documentation. I can update
the comment on the function for true/false change.

--Jagdish
> 
> 
>