The global_mode_option is useful for choosing the initial video mode
without specifying the driver, ie 'video=1024x768@60'.  After the
initialization cleanup, this variable was accidentally removed.  This patch
brings it back again.
Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>