Many existing variable names use SI like variants that should be otherwise
obvious and acceptable.

Whitelist them from the CamelCase message.
Signed-off-by: NJoe Perches <joe@perches.com>
Suggested-by: NPhil Carmody <phil.carmody@partner.samsung.com>
Acked-by: NPhil Carmody <phil.carmody@partner.samsung.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>