s390/unwind: cleanup unused READ_ONCE_TASK_STACK
authorVasily Gorbik <gor@linux.ibm.com>
Thu, 20 Jun 2019 08:18:35 +0000 (10:18 +0200)
committerVasily Gorbik <gor@linux.ibm.com>
Tue, 2 Jul 2019 14:00:27 +0000 (16:00 +0200)
commitda1776733617c4a92319eddb4e765ce60426b20a
treec50aa62af49dff4125a556be6c15dbded73025f1
parent20955746320e252b41c6b3505587766012e3e06d
s390/unwind: cleanup unused READ_ONCE_TASK_STACK

Kasan instrumentation of backchain unwinder stack reads is disabled
completely and simply uses READ_ONCE_NOCHECK now.
READ_ONCE_TASK_STACK macro is unused and could be removed.

Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
arch/s390/include/asm/unwind.h