Re: [RFC][PATCH] x86: Allow early_printk to use console style param like 115200n8

From: Steven Rostedt
Date: Sun Jul 05 2015 - 04:32:34 EST


On Sat, 4 Jul 2015 13:03:59 +0200
Ingo Molnar <mingo@xxxxxxxxxx> wrote:


> > + /*
> > + * In case the input is like console with text after the baud
> > + * rate. e.g. 115200n8. kstrtoul() will error on such input.
> > + */
> > + for (p = s; *p && isdigit(*p); p++)
> > + ;
> > + *p = 0;
> > +
> > if (kstrtoul(s, 0, &baud) < 0 || baud == 0)
> > baud = DEFAULT_BAUD;
>
>

This was actually one of those cases where I wanted to show that
keeping the old function around is better than the alternative ;-)

If people say we need to phase out simple_strtoull(), then I wanted to
show what kinds of hacks we will have if that happens.

I was hoping that someone would point out that simple_strtoull() is a
better solution. :)

-- Steve
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