Re: Where is __this_module actually defined?

From: Tigran Aivazian (tigran@veritas.com)
Date: Sun Nov 05 2000 - 05:52:38 EST


On Sun, 5 Nov 2000, Naren Devaiah wrote:

>
> Does this mean that the module structure (struct module) and it's various
> substructures are filled in by insmod?
>
> Regards,
> Naren

Yes, partially, i.e. have a look at sys_create_module() and
sys_init_module() system calls, they are in kernel/module.c

sys_create_module() just allocates the space and links the module into the
list but sys_init_module() is passed a 'struct module' from userspace
whose content is harshly validated (trust no one!) and then installed into
a real kernel 'struct module' and module's init_module() routine is
invoked.

Regards,
Tigran

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