Re: [PATCH 2/2] Enable 'make CONFIG_FOO=y oldconfig'

From: David Woodhouse
Date: Thu Aug 11 2011 - 09:20:56 EST

On Thu, 2011-08-11 at 13:56 +0200, Michal Marek wrote:
> If you do
> $ echo 'CONFIG_FOO=y' >all.config
> $ make allnoconfig bzImage
> then it will also build bzImage even if kconfig wasn't able to set
> CONFIG_FOO=y. IMO printing a warning that CONFIG_FOO could not be set is
> sufficient, as long as CONFIG_FOO is consistently unset.

The thing is, such a warning is likely to be lost in the scrollback.

There's definitely something to be said for:

[dwmw2@i7 linux-2.6]$ make CONFIG_SATA_MV=y bzImage
Makefile:572: *** CONFIG_SATA_MV could not be set to "y" as requested. Stop.


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