Re: Reg : module init and exit function

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On Tue, Nov 4, 2008 at 9:48 AM, Santosh <ssantosh@xxxxxxxxxx> wrote:
> Mohamed Thalib .H wrote:
>>
>> Hi all,
>>
>>        I have a doubt
>>
>>        Whether the code that is inside the moudles init and exit function
>> will
>> be executed if the module is not compiled as module and it is compiled
>> into the kernel image itself.
>>
>>
>
>        The module's init fucntion will be run even if it is compiled
> statically into the kernel image. The exit function won't be run since it
> can't be unloaded from the memory.
>
>        In case where the kernel is configured not to unload modules the exit
> function will never be run since the module never unloads. Once the init
> function is executed the function itself is discarded since it won't be
> needed later.

Correct........and that is the memory you see when you see your bootup
messages.  Something like

"Freed 128K of memory ....."

But I think for that you have to declare with __init or can it take
this decision by default ???

Thanks -
Manish


>
> Please correct me if I am wrong.
>
> Thanks
> Santosh
>
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