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A few useful tracepoints developing VRF driver. Signed-off-by: David Ahern <dsa@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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David Ahern
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David S. Miller
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Aug 29, 2015
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Original file line number | Diff line number | Diff line change |
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#undef TRACE_SYSTEM | ||
#define TRACE_SYSTEM fib | ||
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#if !defined(_TRACE_FIB_H) || defined(TRACE_HEADER_MULTI_READ) | ||
#define _TRACE_FIB_H | ||
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#include <linux/skbuff.h> | ||
#include <linux/netdevice.h> | ||
#include <net/ip_fib.h> | ||
#include <linux/tracepoint.h> | ||
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TRACE_EVENT(fib_table_lookup, | ||
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TP_PROTO(int tb_id, const struct flowi4 *flp), | ||
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TP_ARGS(tb_id, flp), | ||
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TP_STRUCT__entry( | ||
__field( int, 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 ) | ||
), | ||
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TP_fast_assign( | ||
__be32 *p32; | ||
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__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; | ||
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p32 = (__be32 *) __entry->src; | ||
*p32 = flp->saddr; | ||
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p32 = (__be32 *) __entry->dst; | ||
*p32 = flp->daddr; | ||
), | ||
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TP_printk("table %d 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) | ||
); | ||
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TRACE_EVENT(fib_table_lookup_nh, | ||
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TP_PROTO(const struct fib_nh *nh), | ||
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TP_ARGS(nh), | ||
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TP_STRUCT__entry( | ||
__string( name, nh->nh_dev->name) | ||
__field( int, oif ) | ||
__array( __u8, src, 4 ) | ||
), | ||
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TP_fast_assign( | ||
__be32 *p32 = (__be32 *) __entry->src; | ||
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__assign_str(name, nh->nh_dev ? nh->nh_dev->name : "not set"); | ||
__entry->oif = nh->nh_oif; | ||
*p32 = nh->nh_saddr; | ||
), | ||
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TP_printk("nexthop dev %s oif %d src %pI4", | ||
__get_str(name), __entry->oif, __entry->src) | ||
); | ||
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TRACE_EVENT(fib_validate_source, | ||
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TP_PROTO(const struct net_device *dev, const struct flowi4 *flp), | ||
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TP_ARGS(dev, flp), | ||
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TP_STRUCT__entry( | ||
__string( name, dev->name ) | ||
__field( int, oif ) | ||
__field( int, iif ) | ||
__array( __u8, src, 4 ) | ||
__array( __u8, dst, 4 ) | ||
), | ||
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TP_fast_assign( | ||
__be32 *p32; | ||
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__assign_str(name, dev ? dev->name : "not set"); | ||
__entry->oif = flp->flowi4_oif; | ||
__entry->iif = flp->flowi4_iif; | ||
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p32 = (__be32 *) __entry->src; | ||
*p32 = flp->saddr; | ||
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p32 = (__be32 *) __entry->dst; | ||
*p32 = flp->daddr; | ||
), | ||
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TP_printk("dev %s oif %d iif %d src %pI4 dst %pI4", | ||
__get_str(name), __entry->oif, __entry->iif, | ||
__entry->src, __entry->dst) | ||
); | ||
#endif /* _TRACE_FIB_H */ | ||
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/* This part must be outside protection */ | ||
#include <trace/define_trace.h> |
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