[PATCH] 2.6 kbuild config logic and initrd

From: Oliver Tennert
Date: Thu Aug 14 2003 - 09:27:50 EST


This is a patch remedying the problem stated below.



On Thu, 14 Aug 2003, Oliver Tennert wrote:

>
> Hello,
>
> While trying to use initrds with the 2.6.0-test3 kernel,
> I found out that ramdisk support (CONFIG_BLK_DEV_RAM) is allowed to be
> modular, while at the same time initrd support (CONFIG_BLK_DEV_INITRD) can be
> compiled into the kernel:
>
> CONFIG_BLK_DEV_RAM=m
> CONFIG_BLK_DEV_INITRD=y
>
> This does not make sense, however, as no initial ramdisk can be loaded
> while the generic ramdisk driver is outside the static kernel part!
>
> Consequently, I promptly fell for it, though I agree that it should have
> come to my mind before actually compiling the kernel!
>
> In 2.4 kernels, the configuration logic does not allow that.
>
>
> Regards
>
> Oliver
>
>
> --
> ________________________________________creating IT solutions
>
> Dr. Oliver Tennert science + computing ag
> phone +49(0)7071 9457-598 Hagellocher Weg 71-75
> fax +49(0)7071 9457-411 D-72070 Tuebingen, Germany
> O.Tennert@xxxxxxxxxxxxxxxxxxxx www.science-computing.de
>
>
>
>

--
________________________________________creating IT solutions

Dr. Oliver Tennert science + computing ag
phone +49(0)7071 9457-598 Hagellocher Weg 71-75
fax +49(0)7071 9457-411 D-72070 Tuebingen, Germany
O.Tennert@xxxxxxxxxxxxxxxxxxxx www.science-computing.de


--- drivers/block/Kconfig.old Sat Aug 9 06:33:53 2003
+++ drivers/block/Kconfig Thu Aug 14 16:20:46 2003
@@ -331,6 +331,7 @@

config BLK_DEV_INITRD
bool "Initial RAM disk (initrd) support"
+ depends on BLK_DEV_RAM=y
help
The initial RAM disk is a RAM disk that is loaded by the boot loader
(loadlin or lilo) and that is mounted as root before the normal boot