1 files changed, 12 insertions, 0 deletions
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c
index e173b6187ad5..973dcd05c293 100644
--- a/arch/s390/mm/fault.c
+++ b/arch/s390/mm/fault.c
@@ -433,6 +433,17 @@ retry:
 			goto out_up;
 		goto out;
 	}
+
+	/* The fault is fully completed (including releasing mmap lock) */
+	if (fault & VM_FAULT_COMPLETED) {
+		if (gmap) {
+			mmap_read_lock(mm);
+			goto out_gmap;
+		}
+		fault = 0;
+		goto out;
+	}
+
 	if (unlikely(fault & VM_FAULT_ERROR))
 		goto out_up;
 
@@ -452,6 +463,7 @@ retry:
 		mmap_read_lock(mm);
 		goto retry;
 	}
+out_gmap:
 	if (IS_ENABLED(CONFIG_PGSTE) && gmap) {
 		address =  __gmap_link(gmap, current->thread.gmap_addr,
 				       address);