From: Nicolas Pitre <nico@fluxnic.net>
To: Saeed Mahameed <saeedm@mellanox.com>
Cc: "masahiroy@kernel.org" <masahiroy@kernel.org>,
"jani.nikula@linux.intel.com" <jani.nikula@linux.intel.com>,
"Laurent.pinchart@ideasonboard.com"
<Laurent.pinchart@ideasonboard.com>,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>,
"linux-kbuild@vger.kernel.org" <linux-kbuild@vger.kernel.org>,
"jgg@ziepe.ca" <jgg@ziepe.ca>,
"airlied@linux.ie" <airlied@linux.ie>,
"jernej.skrabec@siol.net" <jernej.skrabec@siol.net>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"arnd@arndb.de" <arnd@arndb.de>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"jonas@kwiboo.se" <jonas@kwiboo.se>,
"narmstrong@baylibre.com" <narmstrong@baylibre.com>,
"kieran.bingham+renesas@ideasonboard.com"
<kieran.bingham+renesas@ideasonboard.com>,
"leon@kernel.org" <leon@kernel.org>
Subject: Re: [RFC PATCH 1/2] Kconfig: Introduce "uses" keyword
Date: Tue, 21 Apr 2020 09:58:13 -0400 (EDT) [thread overview]
Message-ID: <nycvar.YSQ.7.76.2004210951160.2671@knanqh.ubzr> (raw)
In-Reply-To: <45b9efec57b2e250e8e39b3b203eb8cee10cb6e8.camel@mellanox.com>
On Tue, 21 Apr 2020, Saeed Mahameed wrote:
> I wonder how many of those 8889 cases wanted a weak dependency but
> couldn't figure out how to do it ?
>
> Users of depends on FOO || !FOO
>
> $ git ls-files | grep Kconfig | xargs grep -E \
> "depends\s+on\s+([A-Za-z0-9_]+)\s*\|\|\s*(\!\s*\1|\1\s*=\s*n)" \
> | wc -l
>
> 156
>
> a new keyword is required :) ..
>
>
> > In another mail I suggested
> >
> > optionally depends on FOO
> >
> > might be a better alternative than "uses".
> >
> >
>
> how about just:
> optional FOO
>
> It is clear and easy to document ..
I don't dispute your argument for having a new keyword. But the most
difficult part as Arnd said is to find it. You cannot pretend that
"optional FOO" is clear when it actually imposes a restriction when
FOO=m. Try to justify to people why they cannot select y because of this
"optional" thing.
Nicolas
next prev parent reply other threads:[~2020-04-21 13:58 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-17 1:11 [RFC PATCH 1/2] Kconfig: Introduce "uses" keyword Saeed Mahameed
2020-04-17 1:11 ` [RFC PATCH 2/2] net/mlx5: Kconfig: Use "uses" instead of "imply" Saeed Mahameed
2020-04-17 8:08 ` Arnd Bergmann
2020-04-17 6:23 ` [RFC PATCH 1/2] Kconfig: Introduce "uses" keyword Jani Nikula
2020-04-17 6:23 ` Jani Nikula
2020-04-17 12:28 ` Jason Gunthorpe
2020-04-17 14:01 ` Jani Nikula
2020-04-17 14:07 ` Jason Gunthorpe
2020-04-17 10:24 ` Arnd Bergmann
2020-04-17 11:35 ` Saeed Mahameed
2020-04-17 11:35 ` Saeed Mahameed
2020-04-18 19:00 ` Masahiro Yamada
2020-04-18 19:11 ` Nicolas Pitre
2020-04-18 20:07 ` Masahiro Yamada
2020-04-20 8:43 ` Jani Nikula
2020-04-20 18:42 ` Jakub Kicinski
2020-04-21 4:24 ` Saeed Mahameed
2020-04-21 4:24 ` Saeed Mahameed
2020-04-21 13:58 ` Nicolas Pitre [this message]
2020-04-21 13:58 ` Nicolas Pitre
2020-04-21 16:30 ` Saeed Mahameed
2020-04-21 16:30 ` Saeed Mahameed
2020-04-21 18:23 ` Nicolas Pitre
2020-04-21 18:23 ` Nicolas Pitre
2020-04-22 8:51 ` Jani Nikula
2020-04-22 8:51 ` Jani Nikula
2020-04-22 21:13 ` Nicolas Pitre
2020-04-22 21:13 ` Nicolas Pitre
2020-04-22 22:37 ` Randy Dunlap
2020-04-22 22:37 ` Randy Dunlap
2020-04-23 15:01 ` Nicolas Pitre
2020-04-23 15:01 ` Nicolas Pitre
2020-04-23 15:05 ` Jason Gunthorpe
2020-04-23 15:05 ` Jason Gunthorpe
2020-04-23 15:11 ` Nicolas Pitre
2020-04-23 15:11 ` Nicolas Pitre
2020-04-23 15:16 ` Jason Gunthorpe
2020-04-23 15:16 ` Jason Gunthorpe
2020-04-23 15:28 ` Arnd Bergmann
2020-04-23 15:28 ` Arnd Bergmann
2020-04-23 15:33 ` Nicolas Pitre
2020-04-23 15:33 ` Nicolas Pitre
2020-04-23 18:30 ` Jason Gunthorpe
2020-04-23 18:30 ` Jason Gunthorpe
2020-04-23 18:52 ` Nicolas Pitre
2020-04-23 18:52 ` Nicolas Pitre
2020-04-20 13:53 ` Jason Gunthorpe
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