Re: [PATCH 17/17] BLOCK: Make it possible to disable the block layer [try #2]

[Adrian Bunk <bunk@stusta.de>]

On Fri, Sep 01, 2006 at 06:19:20PM +0200, Jörn Engel wrote:
> On Fri, 1 September 2006 17:31:51 +0200, Stefan Richter wrote:
> > 
> > Yes and no. In the latter case, they have to magically know that at
> > least menuconfig and xconfig can be tricked to list depending options.
> 
> True.  Marginally better than horrible then. :)
> 
> > Could be a fun project [...]
> 
> Absolutely.  Assuming that select gets removed in the process, and
> concentrating on oldconfig, would it be enough to have something like
> this in the .config?
> 
> # CONFIG_USB_STORAGE has unmet dependencies: CONFIG_SCSI, CONFIG_BLOCK
> 
> Now people looking for usb mass storage can find the option without
> grepping through Kconfig files, but also every single driver for every
> single disabled subsystem shows up.  Might be a bit too much.

Common use case:
A driver was changed to use FW_LOADER.
The .config for the old kernel contains CONFIG_FW_LOADER=n.
The user runs "make oldconfig" with the old .config in the new kernel.

How do you plan to handle this reasonably without select?

> Jörn

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
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       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed