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| author | Alexander Gordeev <agordeev@linux.ibm.com> | 2022-08-06 09:29:46 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-08-17 14:42:35 +0200 |
| commit | 89bd3e66dda10191558937e3ef40368ed56d3cf7 (patch) | |
| tree | 26b06b657bd494fdb88984185c8b7973280db817 | |
| parent | 38d22c3de8b8ba08263f4f94dbfc2b8622af3040 (diff) | |
| download | linux-stable-89bd3e66dda10191558937e3ef40368ed56d3cf7.tar.gz | |
Revert "s390/smp: enforce lowcore protection on CPU restart"
commit 953503751a426413ea8aee2299ae3ee971b70d9b upstream.
This reverts commit 6f5c672d17f583b081e283927f5040f726c54598.
This breaks normal crash dump when CPU0 is offline.
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | arch/s390/kernel/setup.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 3327412f82a6..2cef49983e9e 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -508,8 +508,8 @@ static void __init setup_lowcore_dat_on(void) 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++) |