Re: [RFC] x86 ELF bootable kernels/Linux booting Linux/LinuxBIOS

[Keith Owens]

On Wed, 30 Jan 2002 13:19:17 -0800, 
Andrew Morton <[e-mail]> wrote:
>"Eric W. Biederman" wrote:
>> In the short term shutting down devices is trivially handled by
>> umounting filesystems, downing ethernet devices, and calling the
>> reboot notifier chain.  Long term I need to call the module_exit
>> routines but they need a little sorting out before I can use them
>> during reboot.  In particular calling any module_exit routing that clears
>> pm_power_off is a no-no.
>
>module_exit() routines for statically-linked drivers often
>don't exist - they're in .text.exit.  I guess you can just
>move .text.exit out of the /DISCARD/ section in vmlinux.lds.

Sounds like a generalization of device hot plugging, which has already
solved this problem.  Turn on CONFIG_HOTPLUG and module_exit()
functions are in .text instead of .text.exit, no need to fiddle with
vmlinux.lds.