blackfin: Autogenerate offsets in struct thread_info

Maintaining offsets by hand is no fun.

Signed-off-by: Richard Weinberger <richard@nod.at>

diff --cc arch/blackfin/include/asm/thread_info.h
Simple merge

diff --cc arch/blackfin/kernel/asm-offsets.c
Simple merge

diff --cc arch/blackfin/kernel/traps.c
Simple merge