s390: add current_stack_pointer() helper function
authorHeiko Carstens <heiko.carstens@de.ibm.com>
Sun, 31 Jan 2016 16:06:16 +0000 (17:06 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Tue, 23 Feb 2016 07:56:18 +0000 (08:56 +0100)
commit76737ce17ab4c88f14e4452076610474108246d7
tree59d00defd69cc30c427c5eb637553bc74e5406c8
parent77ec8a545136272ca3056ca3759836df0cfee5e5
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>
arch/s390/include/asm/processor.h
arch/s390/kernel/dumpstack.c
arch/s390/kernel/irq.c
arch/s390/kernel/stacktrace.c