staging: lustre: osc: osc_extent should hold refcount to osc_object

[mirror_ubuntu-zesty-kernel.git] / drivers / staging / lustre / lustre / osc / osc_cache.c

diff --git a/drivers/staging/lustre/lustre/osc/osc_cache.c b/drivers/staging/lustre/lustre/osc/osc_cache.c
index 560bcaf8087e6ec70e2d1de958d05327c98141d4..786e55024724f06c798714ecef70078ab1ed7ecb 100644 (file)
--- a/drivers/staging/lustre/lustre/osc/osc_cache.c
+++ b/drivers/staging/lustre/lustre/osc/osc_cache.c
@@ -360,6 +360,7 @@ static struct osc_extent *osc_extent_alloc(struct osc_object *obj)
 
        RB_CLEAR_NODE(&ext->oe_node);
        ext->oe_obj = obj;
+       cl_object_get(osc2cl(obj));
        atomic_set(&ext->oe_refc, 1);
        atomic_set(&ext->oe_users, 0);
        INIT_LIST_HEAD(&ext->oe_link);
@@ -398,6 +399,7 @@ static void osc_extent_put(const struct lu_env *env, struct osc_extent *ext)
                        LDLM_LOCK_PUT(ext->oe_dlmlock);
                        ext->oe_dlmlock = NULL;
                }
+               cl_object_put(env, osc2cl(ext->oe_obj));
                osc_extent_free(ext);
        }
 }