LU-12296 llite: improve ll_dom_lock_cancel

[fs/lustre-release.git] / lustre / obdclass / cl_object.c

diff --git a/lustre/obdclass/cl_object.c b/lustre/obdclass/cl_object.c
index 2914017..5aa59de 100644 (file)
--- a/lustre/obdclass/cl_object.c
+++ b/lustre/obdclass/cl_object.c
@@ -422,6 +422,24 @@ loff_t cl_object_maxbytes(struct cl_object *obj)
 }
 EXPORT_SYMBOL(cl_object_maxbytes);
 
+int cl_object_flush(const struct lu_env *env, struct cl_object *obj,
+                        struct ldlm_lock *lock)
+{
+       struct lu_object_header *top = obj->co_lu.lo_header;
+       int rc = 0;
+       ENTRY;
+
+       list_for_each_entry(obj, &top->loh_layers, co_lu.lo_linkage) {
+               if (obj->co_ops->coo_object_flush) {
+                       rc = obj->co_ops->coo_object_flush(env, obj, lock);
+                       if (rc)
+                               break;
+               }
+       }
+       RETURN(rc);
+}
+EXPORT_SYMBOL(cl_object_flush);
+
 /**
  * Helper function removing all object locks, and marking object for
  * deletion. All object pages must have been deleted at this point.