Re: [PATCH v2 0/2] make POSIX timers optional

From: Nicolas Pitre
Date: Tue Sep 20 2016 - 16:52:53 EST

On Tue, 20 Sep 2016, Richard Cochran wrote:

> On Tue, Sep 20, 2016 at 03:56:38PM -0400, Nicolas Pitre wrote:
> > - Add a warning for the case where PTP clock subsystem is modular and a
> > driver providing a clock is built-in rather than silently ignoring it.
> > Suggested by Jiri Benc.
> So I am really not happy with this. Here is a common embedded
> workflow, at least for me:
> 1. take some given Kconfig and get it running on the target.
> 2. for the given HW, change the modules into built-ins, and forget
> module loading
> After this series, if I don't pay enough attention to dmesg, then I
> have lost functionality that I had in step #1.

Would that given config from #1 typically have CONFIG_EXPERT actually

Ultimately, do you know a way to restrict a tristate to y or n? A
tristate can be limited to m or n with "depends on m" but it doesn't
appear to be possible to exclude m with a promotion to y.