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kernel/linux-rt-4.4.41/include/trace/events/fib.h 2.41 KB
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  #undef TRACE_SYSTEM
  #define TRACE_SYSTEM fib
  
  #if !defined(_TRACE_FIB_H) || defined(TRACE_HEADER_MULTI_READ)
  #define _TRACE_FIB_H
  
  #include <linux/skbuff.h>
  #include <linux/netdevice.h>
  #include <net/ip_fib.h>
  #include <linux/tracepoint.h>
  
  TRACE_EVENT(fib_table_lookup,
  
  	TP_PROTO(u32 tb_id, const struct flowi4 *flp),
  
  	TP_ARGS(tb_id, flp),
  
  	TP_STRUCT__entry(
  		__field(	u32,	tb_id		)
  		__field(	int,	oif		)
  		__field(	int,	iif		)
  		__field(	__u8,	tos		)
  		__field(	__u8,	scope		)
  		__field(	__u8,	flags		)
  		__array(	__u8,	src,	4	)
  		__array(	__u8,	dst,	4	)
  	),
  
  	TP_fast_assign(
  		__be32 *p32;
  
  		__entry->tb_id = tb_id;
  		__entry->oif = flp->flowi4_oif;
  		__entry->iif = flp->flowi4_iif;
  		__entry->tos = flp->flowi4_tos;
  		__entry->scope = flp->flowi4_scope;
  		__entry->flags = flp->flowi4_flags;
  
  		p32 = (__be32 *) __entry->src;
  		*p32 = flp->saddr;
  
  		p32 = (__be32 *) __entry->dst;
  		*p32 = flp->daddr;
  	),
  
  	TP_printk("table %u oif %d iif %d src %pI4 dst %pI4 tos %d scope %d flags %x",
  		  __entry->tb_id, __entry->oif, __entry->iif,
  		  __entry->src, __entry->dst, __entry->tos, __entry->scope,
  		  __entry->flags)
  );
  
  TRACE_EVENT(fib_table_lookup_nh,
  
  	TP_PROTO(const struct fib_nh *nh),
  
  	TP_ARGS(nh),
  
  	TP_STRUCT__entry(
  		__string(	name,	nh->nh_dev->name)
  		__field(	int,	oif		)
  		__array(	__u8,	src,	4	)
  	),
  
  	TP_fast_assign(
  		__be32 *p32 = (__be32 *) __entry->src;
  
  		__assign_str(name, nh->nh_dev ? nh->nh_dev->name : "not set");
  		__entry->oif = nh->nh_oif;
  		*p32 = nh->nh_saddr;
  	),
  
  	TP_printk("nexthop dev %s oif %d src %pI4",
  		  __get_str(name), __entry->oif, __entry->src)
  );
  
  TRACE_EVENT(fib_validate_source,
  
  	TP_PROTO(const struct net_device *dev, const struct flowi4 *flp),
  
  	TP_ARGS(dev, flp),
  
  	TP_STRUCT__entry(
  		__string(	name,	dev->name	)
  		__field(	int,	oif		)
  		__field(	int,	iif		)
  		__field(	__u8,	tos		)
  		__array(	__u8,	src,	4	)
  		__array(	__u8,	dst,	4	)
  	),
  
  	TP_fast_assign(
  		__be32 *p32;
  
  		__assign_str(name, dev ? dev->name : "not set");
  		__entry->oif = flp->flowi4_oif;
  		__entry->iif = flp->flowi4_iif;
  		__entry->tos = flp->flowi4_tos;
  
  		p32 = (__be32 *) __entry->src;
  		*p32 = flp->saddr;
  
  		p32 = (__be32 *) __entry->dst;
  		*p32 = flp->daddr;
  	),
  
  	TP_printk("dev %s oif %d iif %d tos %d src %pI4 dst %pI4",
  		  __get_str(name), __entry->oif, __entry->iif, __entry->tos,
  		  __entry->src, __entry->dst)
  );
  #endif /* _TRACE_FIB_H */
  
  /* This part must be outside protection */
  #include <trace/define_trace.h>