[PATCH 0/2] vsprintf: remove redundant %pCn format specifier

Geert Uytterhoeven geert at linux-m68k.org
Fri Mar 7 04:13:19 PST 2025


Hi Luca,

On Fri, 7 Mar 2025 at 12:19, Luca Ceresoli <luca.ceresoli at bootlin.com> wrote:
> There are two printk format specifiers for clocks: %pC and %pCn, and they
> print exactly the same string. The reason for having two is not totally
> clear (see discussion in patch 2), but there seem to be no advantage in
> having two instead of one.
>
> Definitely having two without properly documenting they do the same creates
> misunderstandings [0].
>
> Since %pCn is used in a single place, replace it with %pC and remove %pCn
> to simplify such format specifiers implementation and avoid
> misunderstandings.
>
> [0] https://lore.kernel.org/dri-devel/71c44221-b18b-4928-8faf-00893ec4a109@nxp.com/

The link looks unrelated?

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds



More information about the linux-arm-kernel mailing list