IPR_DBG_CMD
#define ipr_dbg(...) IPR_DBG_CMD(printk(KERN_INFO IPR_NAME ": "__VA_ARGS__))
#define ENTER IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Entering %s\n", __func__))
#define LEAVE IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Leaving %s\n", __func__))