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93 lines
1.8 KiB
93 lines
1.8 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#undef TRACE_SYSTEM |
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#define TRACE_SYSTEM skb |
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#if !defined(_TRACE_SKB_H) || defined(TRACE_HEADER_MULTI_READ) |
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#define _TRACE_SKB_H |
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#include <linux/skbuff.h> |
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#include <linux/netdevice.h> |
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#include <linux/tracepoint.h> |
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#undef FN |
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#define FN(reason) TRACE_DEFINE_ENUM(SKB_DROP_REASON_##reason); |
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DEFINE_DROP_REASON(FN, FN) |
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#undef FN |
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#undef FNe |
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#define FN(reason) { SKB_DROP_REASON_##reason, #reason }, |
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#define FNe(reason) { SKB_DROP_REASON_##reason, #reason } |
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/* |
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* Tracepoint for free an sk_buff: |
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*/ |
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TRACE_EVENT(kfree_skb, |
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TP_PROTO(struct sk_buff *skb, void *location, |
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enum skb_drop_reason reason), |
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TP_ARGS(skb, location, reason), |
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TP_STRUCT__entry( |
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__field(void *, skbaddr) |
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__field(void *, location) |
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__field(unsigned short, protocol) |
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__field(enum skb_drop_reason, reason) |
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), |
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TP_fast_assign( |
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__entry->skbaddr = skb; |
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__entry->location = location; |
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__entry->protocol = ntohs(skb->protocol); |
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__entry->reason = reason; |
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), |
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TP_printk("skbaddr=%p protocol=%u location=%p reason: %s", |
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__entry->skbaddr, __entry->protocol, __entry->location, |
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__print_symbolic(__entry->reason, |
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DEFINE_DROP_REASON(FN, FNe))) |
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); |
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#undef FN |
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#undef FNe |
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TRACE_EVENT(consume_skb, |
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TP_PROTO(struct sk_buff *skb), |
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TP_ARGS(skb), |
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TP_STRUCT__entry( |
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__field( void *, skbaddr ) |
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), |
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TP_fast_assign( |
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__entry->skbaddr = skb; |
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), |
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TP_printk("skbaddr=%p", __entry->skbaddr) |
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); |
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TRACE_EVENT(skb_copy_datagram_iovec, |
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TP_PROTO(const struct sk_buff *skb, int len), |
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TP_ARGS(skb, len), |
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TP_STRUCT__entry( |
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__field( const void *, skbaddr ) |
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__field( int, len ) |
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), |
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TP_fast_assign( |
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__entry->skbaddr = skb; |
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__entry->len = len; |
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), |
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TP_printk("skbaddr=%p len=%d", __entry->skbaddr, __entry->len) |
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); |
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#endif /* _TRACE_SKB_H */ |
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/* This part must be outside protection */ |
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#include <trace/define_trace.h>
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