linux-kernel - Re: [PATCH 0/2] printf: add support for %de

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Message-ID: <20200129115516.zsvxu56e6h7gheiw@pathway.suse.cz>
Date:   Wed, 29 Jan 2020 12:55:16 +0100
From:   Petr Mladek <pmladek@...e.com>
To:     Rasmus Villemoes <linux@...musvillemoes.dk>
Cc:     Andy Shevchenko <andy.shevchenko@...il.com>,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>,
        Steven Rostedt <rostedt@...dmis.org>,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Sascha Hauer <kernel@...gutronix.de>
Subject: Re: [PATCH 0/2] printf: add support for %de

On Tue 2020-01-21 11:27:34, Rasmus Villemoes wrote:
> On 20/01/2020 10.32, Andy Shevchenko wrote:
> > On Mon, Jan 20, 2020 at 10:57 AM Uwe Kleine-König
> > <u.kleine-koenig@...gutronix.de> wrote:
> > 
> >> this is an reiteration of my patch from some time ago that introduced
> >> %dE with the same semantic. Back then this resulted in the support for
> >> %pe which was less contentious.
> >>
> > 
> >> I still consider %de (now with a small 'e' to match %pe) useful.
> > 
> > Please, don't spread the extensions over the standard specifiers. The
> > %p* extensions are enough for my opinion.
> > NAK.
> > 
> 
> As I think I already mentioned (and what led me to do the %pe), I'm with
> Andy and Joe here, I don't think modifying the behaviour of stuff other
> than %p is a good idea - especially not when it's only about saving a
> few characters to avoid the ERR_PTR() wrapping.

+1

Best Regards,
Petr