linux-kernel - Re: [PATCH 7/12] acpi: fix another compile warning

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Message-Id: <200706200041.42596.lenb@kernel.org>
Date:	Wed, 20 Jun 2007 00:41:42 -0400
From:	Len Brown <lenb@...nel.org>
To:	Randy Dunlap <randy.dunlap@...cle.com>
Cc:	lkml <linux-kernel@...r.kernel.org>,
	"Andreas Herrmann" <andreas.herrmann3@....com>,
	linux-acpi@...r.kernel.org
Subject: Re: [PATCH 7/12] acpi: fix another compile warning

On Tuesday 19 June 2007 23:51, Randy Dunlap wrote:
> On Tue, 19 Jun 2007 20:49:34 -0700 Randy Dunlap wrote:
> 
> > On Tue, 19 Jun 2007 23:38:02 -0400 Len Brown wrote:
> > 
> > > On Tuesday 19 June 2007 18:50, Andreas Herrmann wrote:
> > > > Avoid compile warning if !ACPI_BLACKLIST_YEAR
> > > > 
> > > >   CC      drivers/acpi/blacklist.o
> > > >   drivers/acpi/blacklist.c:76:5: warning: "CONFIG_ACPI_BLACKLIST_YEAR" is not defined
> > > 
> > > How were you able to produce a .config with CONFIG_ACPI_BLACKLIST_YEAR not defined?
> > > Can you send it to me?
> > 
> > 'make randconfig' does that kind of thing.  It doesn't enforce/follow
> > "select" clauses.
> 
> I should have also said:  randconfig is good for detecting some
> missing conditions/configs or missing header files, but if you find one
> that is just plain Invalid (like some of these), just say so
> and do whatever you want with the patch (IMHO of course).

If randconfig ends up with impossible-for-a-user-to-generate configs,
then it seems seriously broken.  Perhaps it would make sense to run
"make oldconfig" after "make randconfig" -- or better yet, have that
built in?

-Len
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