To: rob@landley.net
Cc: linux-kernel@vger.kernel.org, zippel@linux-m68k.org
Subject: Re: More fun with menuconfig...
References: <200308020605.58423.rob@landley.net>
From: Olaf Dietsche <olaf+list.linux-kernel@olafdietsche.de>
Date: Sat, 02 Aug 2003 18:46:28 +0200
In-Reply-To: <200308020605.58423.rob@landley.net> (Rob Landley's message of
 "Sat, 2 Aug 2003 06:05:58 -0400")
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Rob Landley <rob@landley.net> writes:

> So I have a .config with CONFIG_ADVANCED_PARTION not set, and 
> CONFIG_MSDOS_PARTITION=y.  (I.E. the default from arch/i386/defconfig.)
>
> I fire up make menuconfig and expand the advanced partition menu (setting 
> CONFIG_ADVANCED_PARTITION to y).  MSDOS partition support is NOT set in the 
> newly opened menu, I.E. opening the menu has the side effect of deselecting 
> CONFIG_MSDOS_PARTITION.
>
> If I do nothing else, and save with the menu open, it's off.  (Saved as "not 
> set".)  If I fire it up again and close the menu, CONFIG_MSDOS_PARTITION 
> becomes Y again.
>
> What magic am I failing to understand here?  (This sort of seems intentional, 
> but it would make more sense for MSDOS partition support to default to on 
> when you first open the menu...)

Maybe it's this default definition in fs/partitions/Kconfig(101):

config MSDOS_PARTITION
        bool "PC BIOS (MSDOS partition tables) support" if PARTITION_ADVANCED
        default y if !PARTITION_ADVANCED && !AMIGA && !ATARI && !MAC && !SGI_IP22 && !ARM && !SGI_IP27

Regards, Olaf.
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