tree 59d00defd69cc30c427c5eb637553bc74e5406c8
parent 77ec8a545136272ca3056ca3759836df0cfee5e5
author Heiko Carstens <heiko.carstens@de.ibm.com> 1454256376 +0100
committer Martin Schwidefsky <schwidefsky@de.ibm.com> 1456214178 +0100

s390: add current_stack_pointer() helper function

Implement current_stack_pointer() helper function and use it
everywhere, instead of having several different inline assembly
variants.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Tested-by: Peter Oberparleiter <oberpar@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>