Re: [PATCH RFC 1/5] kconfig: implement weak reverse-dependencies

From: Richard Cochran
Date: Thu Mar 21 2013 - 06:22:14 EST

On Thu, Mar 21, 2013 at 12:22:57PM +0400, Konstantin Khlebnikov wrote:
> This patch adds new kind of dependencies between kconfig symbols,
> and new kconfig keyword 'apply' for them.
> 'apply' works mostly like 'select', but it allows to disable target symbol.
> Thus target symbol will be either disabled or reachable from current symbol.
> This method allows to implement optional dependencies without introducing new
> kconfig symbol for each pair of connected kconfig options.

I don't really understand what the point of this new keyword is, but I
wonder why you chose PTP Hardware Clocks as your Guinea pig.

As discussed on the netdev list [1][2], the consensus was that if a
MAC driver has a PHC, then it should always be compiled in.

And BTW, please CC netdev for PHC patches.


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at