On Sat, 19 Jul 2003 17:23:13 +0530
Apurva Mehta <apurva@gmx.net> wrote:
> I tried to compile and run the first example in Linux Device Drivers
> on my 2.6.0-test1 kernel but got the following error:
> --
> # insmod ./hello.o
> Error inserting './hello.o': -1 Invalid module format
> --
>
> The code is:
>
> ---
> #define MODULE
> #include <linux/module.h>
>
> int init_module(void) { printk("<1>Hello, World\n"); return 0; }
> void cleanup_module(void) { printk("<1>Goodbye, cruel worldn\n"); }
> ---
>
> The relavent portion of my kernel config file is:
>
> CONFIG_MODULES=y
> CONFIG_MODULE_UNLOAD=y
> # CONFIG_MODULE_FORCE_UNLOAD is not set
> CONFIG_OBSOLETE_MODPARM=y
> CONFIG_MODVERSIONS=y
> CONFIG_KMOD=y
>
> What are the basic changes I need to make to the code to make it
> work on 2.6.0-test1? Is there any official documentation on the
> changes?
Never mind, I was pointed to this set of articles in the chat room :
http://lwn.net/Articles/driver-porting/
Now it all works fine.
- Apurva
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