Re: [RFC][PATCH] printk: Add %pb to print bitmaps

Ingo Molnar
2012-05-09T15:41:27Z

* Peter Zijlstra <peterz@infradead.org> wrote:

> On Wed, 2012-05-09 at 16:15 +0200, Ingo Molnar wrote:
> > > I guess I should use %.*pb and keep the field_width in case someone
> > > manages to actually make bitmap_scnlistprintf() conform to it. The
> > > precision is unused anyway.
> >
> > That's a cute trick, and it's intuitive as well.
>
> kernel/sched/core.c:5570:3: warning: precision used with ‘%p’ gnu_printf format [-Wformat]
>
> /me curses a bit.. anybody?

Yeah, that's a floating point precision thing (or for strings,
right-align) - could you use %30pb, etc?

Thanks,

Ingo