[Wylug-help] When upgrading linux kernel.

[Jim Jackson]

On Mon, 13 Oct 2003, Thomas, Nicholas wrote:

>
> All,
>
> Sorry if you heard this one before, but.
>
> When I want to upgrade my linux kernel, for example I recently changed from
> 2.4.14 to 2.4.19, I have to to go through the "make menuconfig" or "make
> xconfig"
> step as usual.
> I find it difficult to remember all of the settings in my old kernel, and I
> invariably miss something out when configuring the new kernel, for example:
> which
> sound drivers I compile as a module, or how much ram disk size I use.
>
> I know that the settings are all in the .config file in the old kernel
> source directory, so is there a way (program, or bash script or something)
> which will automatically
> configure the new kernel to be the same as the old one, and leave any new
> stuff as "default" settings. This way I only need to concern myself with the
> new
> stuff provided in the newer kernel.
> Is it OK to simply copy the old .config file into the new source directory?
> and does this work between major kernel versions?
>
> I know this is only a trivial thing; I can eventually get everything setup
> as required, but it would be nice to know that I am starting from a known
> working configuration.
>


copy your .config file over
and

 make oldconfig

If memory serves, it only prompts for any new options. Mind you I could be
a bit out of date.

Jim