kernel module spanning multiple files

amit mehta gmate.amit at gmail.com
Wed Jun 15 23:27:32 EDT 2011


Dave, Sunny thank you.
it worked :)

On Wed, Jun 15, 2011 at 11:24 PM, Dave Hylands <dhylands at gmail.com> wrote:
> Hi Prashat,
>
> On Wed, Jun 15, 2011 at 10:29 AM, Prashant Shah <pshah.mumbai at gmail.com> wrote:
>> Hi amit,
>>
>> On Wed, Jun 15, 2011 at 3:29 PM, amit mehta <gmate.amit at gmail.com> wrote:
>>> Hi,
>>>
>>> static int __init hello_init(void)
>>> {
>>>        printk(KERN_WARNING "Hello world\n");
>>>        foo(); //defined in anther file
>>
>> I removed the foo(); call
>>
>>> [root at localhost #] cat Makefile
>>> obj-m += hello_multi.o
>>> hello_multi-objs := helper.o
>>
>> I removed the "hello_multi-objs := helper.o" line
>
> The hello_multi-objs is supposed to contain all of the objects.
>
> So you need:
>
> hello_multi-objs := object1.o object2.o
>
> Since the kernel build system will create hello_multi.o as a result of
> building the multi object, you can't use a source file named
> hello-multi.c.
>
> You could do
>
> hello_multi-objs := hello.o helper.o
>
> and rename your hello_multi.c to be hello.c
>
> --
> Dave Hylands
> Shuswap, BC, Canada
> http://www.davehylands.com
>



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