linux-kernel - Re: uml: use DEFCONFIG_LIST to avoid reading host's config

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Message-ID: <20061005213754.GC6790@ccure.user-mode-linux.org>
Date:	Thu, 5 Oct 2006 17:37:54 -0400
From:	Jeff Dike <jdike@...toit.com>
To:	"Paolo 'Blaisorblade' Giarrusso" <blaisorblade@...oo.it>
Cc:	stable@...nel.org, linux-kernel@...r.kernel.org,
	user-mode-linux-devel@...ts.sourceforge.net
Subject: Re: uml: use DEFCONFIG_LIST to avoid reading host's config

On Thu, Oct 05, 2006 at 10:01:47PM +0200, Paolo 'Blaisorblade' Giarrusso wrote:
> From: Paolo 'Blaisorblade' Giarrusso <blaisorblade@...oo.it>
> 
> This should make sure that, for UML, host's configuration files are not
> considered, which avoids various pains to the user. Our dependency are such that
> the obtained Kconfig will be valid and will lead to successful compilation -
> however they cannot prevent an user from disabling any boot device, and if an
> option is not set in the read .config (say /boot/config-XXX), with make
> menuconfig ARCH=um, it is not set. This always disables UBD and all console I/O
> channels, which leads to non-working UML kernels, so this bothers users -
> especially now, since it will happen on almost every machine
> (/boot/config-`uname -r` exists almost on every machine). It can be workarounded
> with make defconfig ARCH=um, but it is non-obvious and can be avoided, so please
> _do_ merge this patch.
> 
> Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@...oo.it>

Acked-by: Jeff Dike <jdike@...toit.com>

Paolo - send this to Andrew as well so it doesn't get lost.

				Jeff
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