the ibm_acpi.c driver references acpi_ibm_exit() from it's __init function,
which means the exit function isn't allowed to be __exit since __exit
functions are not part of vmlinux while __init functions are.
Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>