Provide abstraction for generating type and size information of assembly
routines and data, while permitting architectures to override these
defaults.

Signed-off-by: Jan Beulich
Cc: "Russell King"
Cc: Ralf Baechle
Cc: "Andi Kleen"
Cc: "Luck, Tony"
Cc: Miles Bader
Signed-off-by: Andrew Morton
Signed-off-by: Linus Torvalds