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-rw-r--r--arch/s390/kernel/setup.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index af4f41d52cde..ca070d260af2 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -868,6 +868,11 @@ void __init setup_arch(char **cmdline_p)
check_initrd();
reserve_crashkernel();
+ /*
+ * Be aware that smp_save_dump_cpus() triggers a system reset.
+ * Therefore CPU and device initialization should be done afterwards.
+ */
+ smp_save_dump_cpus();
setup_resources();
setup_vmcoreinfo();