linux-kernel - Re: [PATCH 2/5] USB Kconfig: Select SCSI for USB Mass Storage support

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Message-ID: <4780E0F7.100@s5r6.in-berlin.de>
Date:	Sun, 06 Jan 2008 15:08:55 +0100
From:	Stefan Richter <stefanr@...6.in-berlin.de>
To:	david@...g.hm
CC:	Adrian Bunk <bunk@...nel.org>,
	Randy Dunlap <randy.dunlap@...cle.com>,
	Sam Ravnborg <sam@...nborg.org>, Al Boldi <a1426z@...ab.com>,
	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
	David Brownell <david-b@...bell.net>, Greg KH <greg@...ah.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 2/5] USB Kconfig: Select SCSI for USB Mass Storage	support

david@...g.hm wrote:
> On Sun, 6 Jan 2008, Stefan Richter wrote:
>> build-time configuration has to deal with different, more
>> complex questions than run-time configuration.
...
> what config options must be selected by the user at build time? (i.e. no
> sane default can possibly be deduced from the hardware)
> 
> there are a lot of options that, if selected, will affect the final
> result significantly. but I can't think of any that can't have a
> reasonable default.
...

I agree that sets of defaults, e.g. based on usage profiles, help a lot.

Alas the 'select' keyword enforces one particular profile.  (And it is
currently broken and generally dangerous and inefficient for
dependencies deeper than one level.)
-- 
Stefan Richter
-=====-==--- ---= --==-
http://arcgraph.de/sr/
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