Re: [PATCH v3 4/6] watchdog: add watchdog pretimeout framework

[Guenter Roeck]

On 06/08/2016 06:37 AM, Vladimir Zapolskiy wrote:

> > > +comment "Watchdog Pretimeout Governors"
> > > +
> > > +config WATCHDOG_PRETIMEOUT_GOV
> > > +	bool "Enable watchdog pretimeout governors"
> > > +	default n
> >
> > I don't think 'default n" is needed.
>
> No strict objections, but probably 'default n' may save quite many
> lines in defconfigs.

I always wondered why it would be necessary to say "default n".
What is the difference between "default n" and no explicit default ?

Guenter