linux-kernel - Re: [PATCH 3/3] lib/vsprintf: Add %pC{,n,r} format specifiers for clocks

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Message-ID: <1425077710.2690.18.camel@perches.com>
Date:	Fri, 27 Feb 2015 14:55:10 -0800
From:	Joe Perches <joe@...ches.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Jonathan Corbet <corbet@....net>,
	Mike Turquette <mturquette@...aro.org>,
	Stephen Boyd <sboyd@...eaurora.org>,
	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>,
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
	Geert Uytterhoeven <geert+renesas@...der.be>
Subject: Re: [PATCH 3/3] lib/vsprintf: Add %pC{,n,r} format specifiers for
 clocks

On Fri, 2015-02-27 at 14:18 -0800, Andrew Morton wrote:
> On Thu, 26 Feb 2015 12:13:03 +0100 Geert Uytterhoeven <geert@...ux-m68k.org> wrote:
> > Add format specifiers for printing struct clk:
> >   - '%pC' or '%pCn': name (Common Clock Framework) or address (legacy
> >     clock framework) of the clock,
> >   - '%pCr': rate of the clock.
[]
> Seems a bit cruel to teeny systems which don't implement clock.  How does
> this look?  Saves 160 bytes in each powerpc build!

Does this still emit a pointer value for those systems?
Glancing at it, does it just emit NULL?


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