Revert "s390/smp: enforce lowcore protection on CPU restart"
This reverts commit 6f5c672d17f583b081e283927f5040f726c54598.
This breaks normal crash dump when CPU0 is offline.
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 8f48313..c5d295c 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -507,8 +507,8 @@
S390_lowcore.svc_new_psw.mask |= PSW_MASK_DAT;
S390_lowcore.program_new_psw.mask |= PSW_MASK_DAT;
S390_lowcore.io_new_psw.mask |= PSW_MASK_DAT;
- __ctl_set_bit(0, 28);
__ctl_store(S390_lowcore.cregs_save_area, 0, 15);
+ __ctl_set_bit(0, 28);
put_abs_lowcore(restart_flags, RESTART_FLAG_CTLREGS);
put_abs_lowcore(program_new_psw, lc->program_new_psw);
for (cr = 0; cr < ARRAY_SIZE(lc->cregs_save_area); cr++)
