| 1 | #undef TRACE_SYSTEM |
| 2 | #define TRACE_SYSTEM skb |
| 3 | |
| 4 | #if !defined(_TRACE_SKB_H) || defined(TRACE_HEADER_MULTI_READ) |
| 5 | #define _TRACE_SKB_H |
| 6 | |
| 7 | #include <linux/skbuff.h> |
| 8 | #include <linux/netdevice.h> |
| 9 | #include <linux/tracepoint.h> |
| 10 | #include <linux/version.h> |
| 11 | |
| 12 | /* |
| 13 | * Tracepoint for free an sk_buff: |
| 14 | */ |
| 15 | TRACE_EVENT_MAP(kfree_skb, |
| 16 | |
| 17 | skb_kfree, |
| 18 | |
| 19 | TP_PROTO(struct sk_buff *skb, void *location), |
| 20 | |
| 21 | TP_ARGS(skb, location), |
| 22 | |
| 23 | TP_STRUCT__entry( |
| 24 | __field( void *, skbaddr ) |
| 25 | __field( void *, location ) |
| 26 | __field( unsigned short, protocol ) |
| 27 | ), |
| 28 | |
| 29 | TP_fast_assign( |
| 30 | tp_assign(skbaddr, skb) |
| 31 | tp_assign(location, location) |
| 32 | tp_assign(protocol, ntohs(skb->protocol)) |
| 33 | ), |
| 34 | |
| 35 | TP_printk("skbaddr=%p protocol=%u location=%p", |
| 36 | __entry->skbaddr, __entry->protocol, __entry->location) |
| 37 | ) |
| 38 | |
| 39 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37)) |
| 40 | TRACE_EVENT_MAP(consume_skb, |
| 41 | |
| 42 | skb_consume, |
| 43 | |
| 44 | TP_PROTO(struct sk_buff *skb), |
| 45 | |
| 46 | TP_ARGS(skb), |
| 47 | |
| 48 | TP_STRUCT__entry( |
| 49 | __field( void *, skbaddr ) |
| 50 | ), |
| 51 | |
| 52 | TP_fast_assign( |
| 53 | tp_assign(skbaddr, skb) |
| 54 | ), |
| 55 | |
| 56 | TP_printk("skbaddr=%p", __entry->skbaddr) |
| 57 | ) |
| 58 | #endif |
| 59 | |
| 60 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32)) |
| 61 | TRACE_EVENT(skb_copy_datagram_iovec, |
| 62 | |
| 63 | TP_PROTO(const struct sk_buff *skb, int len), |
| 64 | |
| 65 | TP_ARGS(skb, len), |
| 66 | |
| 67 | TP_STRUCT__entry( |
| 68 | __field( const void *, skbaddr ) |
| 69 | __field( int, len ) |
| 70 | ), |
| 71 | |
| 72 | TP_fast_assign( |
| 73 | tp_assign(skbaddr, skb) |
| 74 | tp_assign(len, len) |
| 75 | ), |
| 76 | |
| 77 | TP_printk("skbaddr=%p len=%d", __entry->skbaddr, __entry->len) |
| 78 | ) |
| 79 | #endif |
| 80 | |
| 81 | #endif /* _TRACE_SKB_H */ |
| 82 | |
| 83 | /* This part must be outside protection */ |
| 84 | #include "../../../probes/define_trace.h" |