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-rw-r--r--arch/s390/kernel/setup.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 1e2264b46e4c..ae1d5be7dd88 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -501,6 +501,8 @@ static int kdump_mem_notifier(struct notifier_block *nb,
{
struct memory_notify *arg = data;
+ if (action != MEM_GOING_OFFLINE)
+ return NOTIFY_OK;
if (arg->start_pfn < PFN_DOWN(resource_size(&crashk_res)))
return NOTIFY_BAD;
if (arg->start_pfn > PFN_DOWN(crashk_res.end))