Re: [PATCH v2 23/28] net: wan: framer: Add support for the Lantiq PEF2256 framer

[Andrew Lunn <andrew@xxxxxxx>]

> > > +static void pef2256_isr_default_handler(struct pef2256 *pef2256, u8 nbr, u8 isr)
> > > +{
> > > +	dev_warn(pef2256->dev, "ISR%u: 0x%02x not handled\n", nbr, isr);
> > > +}  
> > 
> > Should this be rate limited? It is going to be very noise if it gets
> > called once per frame time.
> 
> This function should not be called.
> It is wired on some interrupts and these interrupts should not be triggered.
> It they fired, something was wrong.
> 
> I would prefer to keep this dev_warn() to keep the user informed about the
> problem.

I would definitely keep it, but rate limit it. dev_warn_ratelimited().

	Andrew