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

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Message-ID: <478118E1.1090804@s5r6.in-berlin.de>
Date:	Sun, 06 Jan 2008 19:07:29 +0100
From:	Stefan Richter <stefanr@...6.in-berlin.de>
To:	Alan Stern <stern@...land.harvard.edu>
CC:	david@...g.hm, 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

Alan Stern wrote:
> Another disadvantage appears when somebody tries by hand to remove a 
> component (like SCSI) and finds that it magically reappears.  Evidently 
> something is selecting it, but there's no way to find out what.

xconfig's "Show Debug Info" and menuconfig's help screen show you
whether an option was selected and by which option.  xconfig calls it
"reverse dep:", menuconfig says "Selected by:".

Of course these features are merely there because 'select' creates this
problem in the first place.
-- 
Stefan Richter
-=====-==--- ---= --==-
http://arcgraph.de/sr/
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