drm/amdgpu: fix list add issue in vram reserve

The parameter order in the list_add_tail is incorrect, it causes the
reuse of ras reserved page.
Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c

@@ -281,7 +281,7 @@ int amdgpu_vram_mgr_reserve_range(struct amdgpu_vram_mgr *mgr,
 	rsv->mm_node.size = size >> PAGE_SHIFT;
 
 	spin_lock(&mgr->lock);
-	list_add_tail(&mgr->reservations_pending, &rsv->node);
+	list_add_tail(&rsv->node, &mgr->reservations_pending);
 	amdgpu_vram_mgr_do_reserve(&mgr->manager);
 	spin_unlock(&mgr->lock);