30 	struct privcmd_buf_private *file_priv;  member
39 	struct privcmd_buf_private *file_priv;  in privcmd_buf_open()  local
41 	file_priv = kzalloc(sizeof(*file_priv), GFP_KERNEL);  in privcmd_buf_open()
42 	if (!file_priv)  in privcmd_buf_open()
45 	mutex_init(&file_priv->lock);  in privcmd_buf_open()
46 	INIT_LIST_HEAD(&file_priv->list);  in privcmd_buf_open()
48 	file->private_data = file_priv;  in privcmd_buf_open()
67 	struct privcmd_buf_private *file_priv = file->private_data;  in privcmd_buf_release()  local
70 	mutex_lock(&file_priv->lock);  in privcmd_buf_release()
72 	while (!list_empty(&file_priv->list)) {  in privcmd_buf_release()
73 		vma_priv = list_first_entry(&file_priv->list,  in privcmd_buf_release()
79 	mutex_unlock(&file_priv->lock);  in privcmd_buf_release()
81 	kfree(file_priv);  in privcmd_buf_release()
93 	mutex_lock(&vma_priv->file_priv->lock);  in privcmd_buf_vma_open()
95 	mutex_unlock(&vma_priv->file_priv->lock);  in privcmd_buf_vma_open()
101 	struct privcmd_buf_private *file_priv;  in privcmd_buf_vma_close()  local
106 	file_priv = vma_priv->file_priv;  in privcmd_buf_vma_close()
108 	mutex_lock(&file_priv->lock);  in privcmd_buf_vma_close()
114 	mutex_unlock(&file_priv->lock);  in privcmd_buf_vma_close()
134 	struct privcmd_buf_private *file_priv = file->private_data;  in privcmd_buf_mmap()  local
154 	mutex_lock(&file_priv->lock);  in privcmd_buf_mmap()
156 	vma_priv->file_priv = file_priv;  in privcmd_buf_mmap()
163 	list_add(&vma_priv->list, &file_priv->list);  in privcmd_buf_mmap()
174 	mutex_unlock(&file_priv->lock);  in privcmd_buf_mmap()