108 lines · c
1#undef TRACE_SYSTEM2#define TRACE_SYSTEM iscsi3 4#if !defined(_TRACE_ISCSI_H) || defined(TRACE_HEADER_MULTI_READ)5#define _TRACE_ISCSI_H6 7#include <linux/tracepoint.h>8 9/* max debug message length */10#define ISCSI_MSG_MAX 25611 12/*13 * Declare tracepoint helper function.14 */15void iscsi_dbg_trace(void (*trace)(struct device *dev, struct va_format *),16 struct device *dev, const char *fmt, ...);17 18/*19 * Declare event class for iscsi debug messages.20 */21DECLARE_EVENT_CLASS(iscsi_log_msg,22 23 TP_PROTO(struct device *dev, struct va_format *vaf),24 25 TP_ARGS(dev, vaf),26 27 TP_STRUCT__entry(28 __string(dname, dev_name(dev) )29 __vstring(msg, vaf->fmt, vaf->va)30 ),31 32 TP_fast_assign(33 __assign_str(dname);34 __assign_vstr(msg, vaf->fmt, vaf->va);35 ),36 37 TP_printk("%s: %s",__get_str(dname), __get_str(msg)38 )39);40 41/*42 * Define event to capture iscsi connection debug messages.43 */44DEFINE_EVENT(iscsi_log_msg, iscsi_dbg_conn,45 TP_PROTO(struct device *dev, struct va_format *vaf),46 47 TP_ARGS(dev, vaf)48);49 50/*51 * Define event to capture iscsi session debug messages.52 */53DEFINE_EVENT(iscsi_log_msg, iscsi_dbg_session,54 TP_PROTO(struct device *dev, struct va_format *vaf),55 56 TP_ARGS(dev, vaf)57);58 59/*60 * Define event to capture iscsi error handling debug messages.61 */62DEFINE_EVENT(iscsi_log_msg, iscsi_dbg_eh,63 TP_PROTO(struct device *dev, struct va_format *vaf),64 65 TP_ARGS(dev, vaf)66);67 68/*69 * Define event to capture iscsi tcp debug messages.70 */71DEFINE_EVENT(iscsi_log_msg, iscsi_dbg_tcp,72 TP_PROTO(struct device *dev, struct va_format *vaf),73 74 TP_ARGS(dev, vaf)75);76 77/*78 * Define event to capture iscsi sw tcp debug messages.79 */80DEFINE_EVENT(iscsi_log_msg, iscsi_dbg_sw_tcp,81 TP_PROTO(struct device *dev, struct va_format *vaf),82 83 TP_ARGS(dev, vaf)84);85 86/*87 * Define event to capture iscsi transport session debug messages.88 */89DEFINE_EVENT(iscsi_log_msg, iscsi_dbg_trans_session,90 TP_PROTO(struct device *dev, struct va_format *vaf),91 92 TP_ARGS(dev, vaf)93);94 95/*96 * Define event to capture iscsi transport connection debug messages.97 */98DEFINE_EVENT(iscsi_log_msg, iscsi_dbg_trans_conn,99 TP_PROTO(struct device *dev, struct va_format *vaf),100 101 TP_ARGS(dev, vaf)102);103 104#endif /* _TRACE_ISCSI_H */105 106/* This part must be outside protection */107#include <trace/define_trace.h>108