Linux kbuild/kconfig development
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From: Richard Cochran <richardcochran@gmail.com>
To: Konstantin Khlebnikov <khlebnikov@openvz.org>
Cc: Michal Marek <mmarek@suse.cz>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org,
	Tejun Heo <tj@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: Re: [PATCH RFC 1/5] kconfig: implement weak reverse-dependencies
Date: Thu, 21 Mar 2013 11:22:01 +0100	[thread overview]
Message-ID: <20130321102200.GB2341@netboy.at.omicron.at> (raw)
In-Reply-To: <20130321082256.21557.68351.stgit@zurg>

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.

Thanks,
Richard

1. http://marc.info/?l=linux-netdev&m=135173341101960
2. http://www.spinics.net/lists/netdev/msg215379.html

  parent reply	other threads:[~2013-03-21 10:22 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-21  8:22 [PATCH RFC 1/5] kconfig: implement weak reverse-dependencies Konstantin Khlebnikov
2013-03-21  8:23 ` [PATCH RFC 2/5] kconfig: regen parser Konstantin Khlebnikov
2013-03-21  8:23 ` [PATCH RFC 3/5] kconfig: simplity linking cross-module glue objects Konstantin Khlebnikov
2013-03-21  8:23 ` [PATCH RFC 4/5] ptp: add stub function for ptp_clock_index() Konstantin Khlebnikov
2013-03-21  8:23 ` [PATCH RFC 5/5] e1000e: make PTP clock optional Konstantin Khlebnikov
2013-03-21 10:22 ` Richard Cochran [this message]
2013-03-21 11:06   ` [PATCH RFC 1/5] kconfig: implement weak reverse-dependencies Konstantin Khlebnikov
2013-03-21 11:43     ` Richard Cochran

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