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Loading a Kernel Module in Linux

Posted on 2006-07-19
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Last Modified: 2010-04-20
HI expert
I am new to kernel module Loading under linux , i compiled the sample program

but  i could not load the module using insmod  , modprobe
i am using Mandriva 10.0      kernel version   uname -r    2.6.12-12mdk-i686-up-4GB

insmod: error inserting 'hello-2.o': -1 Invalid module format

FATAL: Module hello-2.o not found  

are the 2 errors that i got ,

please let me what is the correct way to load a kernel module
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Question by:mmadhuso
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pjedmond earned 500 total points
ID: 17139164
insmod /path/to/kernel/module/hello-2.o

I presume that you are working through this "howto?":

http://www.tldp.org/LDP/lkmpg/2.6/html/index.html

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Author Comment

by:mmadhuso
ID: 17139856
thanks , its working now


One more stuff   have u used

according to http://puggy.symonds.net/~abhi/files/mm/node122.html

De-Allocating a Memory Region

 Function sys_munmap()
 Function do_munmap()

To modify heap

 Function sys_brk()  
 Function do_brk()

thanks for the help
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LVL 22

Expert Comment

by:pjedmond
ID: 17140631
I'm afraid that I've done very little work with kernel modules, other than the odd patch of other people's work. The only advice that I can offer, is make sure that allocations in the init are deallocated in the exit, otherwise, your kernel will have stability problems!

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