linux-phytec-fsl

s390/asm: make use of the OFFSET macro to define assember constants

The use of OFFSET instead of DEFINE makes the definitions in asm-offsets.c
more readable. While we are at it sort the defines for struct _lowcore
according to the field order and remove some unneeded defines.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>