linux-kernel - Re: Inserting code from userspace to kernel space

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Message-ID: <Pine.LNX.4.64.0805260846150.29857@anakin>
Date:	Mon, 26 May 2008 08:48:01 +0200 (CEST)
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Bosko Radivojevic <bosko.radivojevic@...il.com>
cc:	lkml <linux-kernel@...r.kernel.org>
Subject: Re: Inserting code from userspace to kernel space

On Thu, 22 May 2008, Bosko Radivojevic wrote:
> For now we have two different kernel modules, one exporting a function
> which another module uses. Process of compiling kernel module is quite
> ineligible for standard end user (along with the requirement to
> support multi platform cross compiling) compared to just cross
> compiling a simple code that doesn't use any libraries than libc.

For cross-compiling a kernel module, you need:
  - a cross-compiler

For cross-compiling `a simple code that doesn't use any libraries than
libc', you need:
  - a cross-compiler
  - a cross-libc

Hence the kernel module approach needs less ;-)

Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
							    -- Linus Torvalds
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