Re: How to check the kernel compile options ?

From: Randy.Dunlap (rddunlap@osdl.org)
Date: Wed Feb 13 2002 - 13:40:55 EST


On Wed, 13 Feb 2002, Randy.Dunlap wrote:

| On Wed, 13 Feb 2002, Richard B. Johnson wrote:
|
| | On Wed, 13 Feb 2002, Horst von Brand wrote:
| |
| | > Daniel Phillips <phillips@bonn-fries.net> said:
| | > > On February 12, 2002 05:38 pm, Bill Davidsen wrote:
| | >
| | > [...]
| | [SNIPPED...]
| |
| | My idea is to take the .config file and remove most of its
| | redundancy and unnecessary verbage. Then, the result is
| | compressed and written to a constant global array, linked
| | into the kernel. Both the array and the array length will then
| | be available from /proc/kcore for user-mode tools to recreate the
| | .config file.
|
| This is a bit similar to what I did last weekend (and attach
| here). Mine goes into the kernel boot file, however, so that
| it can be read even when the kernel isn't running.
|
| I'll experiment with ideas from Andreas (thanks) or Ian Soboroff
| to create a userspace get-config tool.
|
| One small nit: you say "user-mode tools", but /proc/kcore
| is read-only for root only -- right?
| That's not desirable or required IMO.

| On Wed, 13 Feb 2002, Richard B. Johnson wrote:
> Hmmm. You are going to make a kernel and don't have root-access to
> create a kernel configuration file?

Well, I did say "small nit". But some of us prefer to run
as root as little as possible, and building a kernel
certainly doesn't require root privileges.
Only installing it does (or may).

~Randy

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