+static int iscsi_dbg_libtcp;
+module_param_named(debug_libiscsi_tcp, iscsi_dbg_libtcp, int,
+ S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(debug_libiscsi_tcp, "Turn on debugging for libiscsi_tcp "
+ "module. Set to 1 to turn on, and zero to turn off. Default "
+ "is off.");
+
+#define ISCSI_DBG_TCP(_conn, dbg_fmt, arg...) \
+ do { \
+ if (iscsi_dbg_libtcp) \
+ iscsi_conn_printk(KERN_INFO, _conn, \
+ "%s " dbg_fmt, \
+ __func__, ##arg); \
+ } while (0);