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-rw-r--r--drivers/s390/crypto/ap_bus.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c
index d09e08b71cfb..d6ad437883fa 100644
--- a/drivers/s390/crypto/ap_bus.c
+++ b/drivers/s390/crypto/ap_bus.c
@@ -1022,6 +1022,10 @@ EXPORT_SYMBOL(ap_driver_unregister);
void ap_bus_force_rescan(void)
{
+ /* Only trigger AP bus scans after the initial scan is done */
+ if (atomic64_read(&ap_scan_bus_count) <= 0)
+ return;
+
/* processing a asynchronous bus rescan */
del_timer(&ap_config_timer);
queue_work(system_long_wq, &ap_scan_work);