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

[Ingo Molnar]

* Peter Hurley <peter@xxxxxxxxxxxxxxxxxx> wrote:

> On 07/04/2015 09:20 AM, Steven Rostedt wrote:
> > 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. :)
> 
> And made worse by the fact that checkpatch flags simple_strtoul* as obsolete, so 
> people keep submitting junk like above [1] in an effort to escape the checkpatch 
> warning.
> 
> Which I pointed out to Joe back in Feb. (https://lkml.org/lkml/2015/2/25/217)

So this kind of checkpatch-driven crap really needs to stop.

Thanks,

	Ingo
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