2.6.9 Compilation Error

[Vineesh <vi...@hc...>]

Hi all,
I tried to compile 2.6.9m kernel patched with 2.6.9 ruby patch.
but when compile the following errors occured. 
-----

drivers/char/vt_ioctl.c: In function `switch_screen':
drivers/char/vt_ioctl.c:635: warning: implicit declaration of function
`clear_buffer_attributes'
include/linux/vt_kern.h:316: sorry, unimplemented: inlining failed in
call to 'save_screen': function body not available
drivers/char/vt_ioctl.c:621: sorry, unimplemented: called from here
make[2]: *** [drivers/char/vt_ioctl.o] Error 1
make[1]: *** [drivers/char] Error 2
make: *** [drivers] Error 2
regards
   vineesh