flush_tlb_all was exported on i386 for a DRM usage - that was removed
in 2003.

I haven't found any modular usage of *flush_tlb_all in the kernel.
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>