dma-buf: cleanup reservation_object_init/fini
authorChristian König <christian.koenig@amd.com>
Wed, 26 Jun 2019 14:31:46 +0000 (16:31 +0200)
committerChristian König <christian.koenig@amd.com>
Fri, 28 Jun 2019 10:55:06 +0000 (12:55 +0200)
They are not used that often and certainly not in a hot path.
Make them normal functions instead of an inline.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/314480/
drivers/dma-buf/reservation.c
include/linux/reservation.h

index 4447e13d1e891881f8ff6046ae442333b2293e30..a6ac2b3a0185aafd09068b2622a63ab6b17fd2db 100644 (file)
@@ -55,6 +55,51 @@ EXPORT_SYMBOL(reservation_seqcount_class);
 const char reservation_seqcount_string[] = "reservation_seqcount";
 EXPORT_SYMBOL(reservation_seqcount_string);
 
+/**
+ * reservation_object_init - initialize a reservation object
+ * @obj: the reservation object
+ */
+void reservation_object_init(struct reservation_object *obj)
+{
+       ww_mutex_init(&obj->lock, &reservation_ww_class);
+
+       __seqcount_init(&obj->seq, reservation_seqcount_string,
+                       &reservation_seqcount_class);
+       RCU_INIT_POINTER(obj->fence, NULL);
+       RCU_INIT_POINTER(obj->fence_excl, NULL);
+}
+EXPORT_SYMBOL(reservation_object_init);
+
+/**
+ * reservation_object_fini - destroys a reservation object
+ * @obj: the reservation object
+ */
+void reservation_object_fini(struct reservation_object *obj)
+{
+       int i;
+       struct reservation_object_list *fobj;
+       struct dma_fence *excl;
+
+       /*
+        * This object should be dead and all references must have
+        * been released to it, so no need to be protected with rcu.
+        */
+       excl = rcu_dereference_protected(obj->fence_excl, 1);
+       if (excl)
+               dma_fence_put(excl);
+
+       fobj = rcu_dereference_protected(obj->fence, 1);
+       if (fobj) {
+               for (i = 0; i < fobj->shared_count; ++i)
+                       dma_fence_put(rcu_dereference_protected(fobj->shared[i], 1));
+
+               kfree(fobj);
+       }
+
+       ww_mutex_destroy(&obj->lock);
+}
+EXPORT_SYMBOL(reservation_object_fini);
+
 /**
  * reservation_object_reserve_shared - Reserve space to add shared fences to
  * a reservation_object.
index 644a22dbe53b267fac7ae9bbd91222339781df74..02866ee54d67e479d0ace67ebe4538b7a5de00a7 100644 (file)
@@ -81,50 +81,6 @@ struct reservation_object {
 #define reservation_object_assert_held(obj) \
        lockdep_assert_held(&(obj)->lock.base)
 
-/**
- * reservation_object_init - initialize a reservation object
- * @obj: the reservation object
- */
-static inline void
-reservation_object_init(struct reservation_object *obj)
-{
-       ww_mutex_init(&obj->lock, &reservation_ww_class);
-
-       __seqcount_init(&obj->seq, reservation_seqcount_string, &reservation_seqcount_class);
-       RCU_INIT_POINTER(obj->fence, NULL);
-       RCU_INIT_POINTER(obj->fence_excl, NULL);
-}
-
-/**
- * reservation_object_fini - destroys a reservation object
- * @obj: the reservation object
- */
-static inline void
-reservation_object_fini(struct reservation_object *obj)
-{
-       int i;
-       struct reservation_object_list *fobj;
-       struct dma_fence *excl;
-
-       /*
-        * This object should be dead and all references must have
-        * been released to it, so no need to be protected with rcu.
-        */
-       excl = rcu_dereference_protected(obj->fence_excl, 1);
-       if (excl)
-               dma_fence_put(excl);
-
-       fobj = rcu_dereference_protected(obj->fence, 1);
-       if (fobj) {
-               for (i = 0; i < fobj->shared_count; ++i)
-                       dma_fence_put(rcu_dereference_protected(fobj->shared[i], 1));
-
-               kfree(fobj);
-       }
-
-       ww_mutex_destroy(&obj->lock);
-}
-
 /**
  * reservation_object_get_list - get the reservation object's
  * shared fence list, with update-side lock held
@@ -271,6 +227,8 @@ reservation_object_get_excl_rcu(struct reservation_object *obj)
        return fence;
 }
 
+void reservation_object_init(struct reservation_object *obj);
+void reservation_object_fini(struct reservation_object *obj);
 int reservation_object_reserve_shared(struct reservation_object *obj,
                                      unsigned int num_fences);
 void reservation_object_add_shared_fence(struct reservation_object *obj,