gcc 3.5 is complaining about the size of copy_from_user.  It turns out it
is rather large and putting it out of line saves us about 30kB on a default
kernel build.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>