Re: [PATCH v1 5/6] x86/boot: Allow longer parameter list for earlyprintk

From: Ingo Molnar
Date: Tue Jan 16 2018 - 10:51:43 EST



* Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:

> On Tue, 2018-01-16 at 04:11 +0100, Ingo Molnar wrote:
> > * Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
> >
> > > Allow longer parameter list for earlyprintk to support new coming
> > > parameters.
> > >
> > > No functional change intended.
>
> > BTW., what happens if the parsed string is longer than this buffer?
>
> It will be cut up to 63 characters IIUC.

Ok, that's fine!

Could you please add a comment that explains the limit and the (benign) effects if
we go past it?

Thanks,

Ingo