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-rw-r--r--drivers/s390/cio/css.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index 3b45bbe6cce..3e829c82749 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -533,6 +533,12 @@ void css_schedule_eval_all(void)
spin_unlock_irqrestore(&slow_subchannel_lock, flags);
}
+void css_wait_for_slow_path(void)
+{
+ flush_workqueue(ccw_device_notify_work);
+ flush_workqueue(slow_path_wq);
+}
+
/* Reprobe subchannel if unregistered. */
static int reprobe_subchannel(struct subchannel_id schid, void *data)
{