1  /* SPDX-License-Identifier: GPL-2.0 */
2  #undef TRACE_SYSTEM
3  #define TRACE_SYSTEM net
4  
5  #if !defined(_TRACE_NET_H) || defined(TRACE_HEADER_MULTI_READ)
6  #define _TRACE_NET_H
7  
8  #include <linux/skbuff.h>
9  #include <linux/netdevice.h>
10  #include <linux/if_vlan.h>
11  #include <linux/ip.h>
12  #include <linux/tracepoint.h>
13  
14  TRACE_EVENT(net_dev_start_xmit,
15  
16  	TP_PROTO(const struct sk_buff *skb, const struct net_device *dev),
17  
18  	TP_ARGS(skb, dev),
19  
20  	TP_STRUCT__entry(
21  		__string(	name,			dev->name	)
22  		__field(	u16,			queue_mapping	)
23  		__field(	const void *,		skbaddr		)
24  		__field(	bool,			vlan_tagged	)
25  		__field(	u16,			vlan_proto	)
26  		__field(	u16,			vlan_tci	)
27  		__field(	u16,			protocol	)
28  		__field(	u8,			ip_summed	)
29  		__field(	unsigned int,		len		)
30  		__field(	unsigned int,		data_len	)
31  		__field(	int,			network_offset	)
32  		__field(	bool,			transport_offset_valid)
33  		__field(	int,			transport_offset)
34  		__field(	u8,			tx_flags	)
35  		__field(	u16,			gso_size	)
36  		__field(	u16,			gso_segs	)
37  		__field(	u16,			gso_type	)
38  	),
39  
40  	TP_fast_assign(
41  		__assign_str(name);
42  		__entry->queue_mapping = skb->queue_mapping;
43  		__entry->skbaddr = skb;
44  		__entry->vlan_tagged = skb_vlan_tag_present(skb);
45  		__entry->vlan_proto = ntohs(skb->vlan_proto);
46  		__entry->vlan_tci = skb_vlan_tag_get(skb);
47  		__entry->protocol = ntohs(skb->protocol);
48  		__entry->ip_summed = skb->ip_summed;
49  		__entry->len = skb->len;
50  		__entry->data_len = skb->data_len;
51  		__entry->network_offset = skb_network_offset(skb);
52  		__entry->transport_offset_valid =
53  			skb_transport_header_was_set(skb);
54  		__entry->transport_offset = skb_transport_header_was_set(skb) ?
55  			skb_transport_offset(skb) : 0;
56  		__entry->tx_flags = skb_shinfo(skb)->tx_flags;
57  		__entry->gso_size = skb_shinfo(skb)->gso_size;
58  		__entry->gso_segs = skb_shinfo(skb)->gso_segs;
59  		__entry->gso_type = skb_shinfo(skb)->gso_type;
60  	),
61  
62  	TP_printk("dev=%s queue_mapping=%u skbaddr=%p vlan_tagged=%d vlan_proto=0x%04x vlan_tci=0x%04x protocol=0x%04x ip_summed=%d len=%u data_len=%u network_offset=%d transport_offset_valid=%d transport_offset=%d tx_flags=%d gso_size=%d gso_segs=%d gso_type=%#x",
63  		  __get_str(name), __entry->queue_mapping, __entry->skbaddr,
64  		  __entry->vlan_tagged, __entry->vlan_proto, __entry->vlan_tci,
65  		  __entry->protocol, __entry->ip_summed, __entry->len,
66  		  __entry->data_len,
67  		  __entry->network_offset, __entry->transport_offset_valid,
68  		  __entry->transport_offset, __entry->tx_flags,
69  		  __entry->gso_size, __entry->gso_segs, __entry->gso_type)
70  );
71  
72  TRACE_EVENT(net_dev_xmit,
73  
74  	TP_PROTO(struct sk_buff *skb,
75  		 int rc,
76  		 struct net_device *dev,
77  		 unsigned int skb_len),
78  
79  	TP_ARGS(skb, rc, dev, skb_len),
80  
81  	TP_STRUCT__entry(
82  		__field(	void *,		skbaddr		)
83  		__field(	unsigned int,	len		)
84  		__field(	int,		rc		)
85  		__string(	name,		dev->name	)
86  	),
87  
88  	TP_fast_assign(
89  		__entry->skbaddr = skb;
90  		__entry->len = skb_len;
91  		__entry->rc = rc;
92  		__assign_str(name);
93  	),
94  
95  	TP_printk("dev=%s skbaddr=%p len=%u rc=%d",
96  		__get_str(name), __entry->skbaddr, __entry->len, __entry->rc)
97  );
98  
99  TRACE_EVENT(net_dev_xmit_timeout,
100  
101  	TP_PROTO(struct net_device *dev,
102  		 int queue_index),
103  
104  	TP_ARGS(dev, queue_index),
105  
106  	TP_STRUCT__entry(
107  		__string(	name,		dev->name	)
108  		__string(	driver,		netdev_drivername(dev))
109  		__field(	int,		queue_index	)
110  	),
111  
112  	TP_fast_assign(
113  		__assign_str(name);
114  		__assign_str(driver);
115  		__entry->queue_index = queue_index;
116  	),
117  
118  	TP_printk("dev=%s driver=%s queue=%d",
119  		__get_str(name), __get_str(driver), __entry->queue_index)
120  );
121  
122  DECLARE_EVENT_CLASS(net_dev_template,
123  
124  	TP_PROTO(struct sk_buff *skb),
125  
126  	TP_ARGS(skb),
127  
128  	TP_STRUCT__entry(
129  		__field(	void *,		skbaddr		)
130  		__field(	unsigned int,	len		)
131  		__string(	name,		skb->dev->name	)
132  	),
133  
134  	TP_fast_assign(
135  		__entry->skbaddr = skb;
136  		__entry->len = skb->len;
137  		__assign_str(name);
138  	),
139  
140  	TP_printk("dev=%s skbaddr=%p len=%u",
141  		__get_str(name), __entry->skbaddr, __entry->len)
142  )
143  
144  DEFINE_EVENT(net_dev_template, net_dev_queue,
145  
146  	TP_PROTO(struct sk_buff *skb),
147  
148  	TP_ARGS(skb)
149  );
150  
151  DEFINE_EVENT(net_dev_template, netif_receive_skb,
152  
153  	TP_PROTO(struct sk_buff *skb),
154  
155  	TP_ARGS(skb)
156  );
157  
158  DEFINE_EVENT(net_dev_template, netif_rx,
159  
160  	TP_PROTO(struct sk_buff *skb),
161  
162  	TP_ARGS(skb)
163  );
164  
165  DECLARE_EVENT_CLASS(net_dev_rx_verbose_template,
166  
167  	TP_PROTO(const struct sk_buff *skb),
168  
169  	TP_ARGS(skb),
170  
171  	TP_STRUCT__entry(
172  		__string(	name,			skb->dev->name	)
173  		__field(	unsigned int,		napi_id		)
174  		__field(	u16,			queue_mapping	)
175  		__field(	const void *,		skbaddr		)
176  		__field(	bool,			vlan_tagged	)
177  		__field(	u16,			vlan_proto	)
178  		__field(	u16,			vlan_tci	)
179  		__field(	u16,			protocol	)
180  		__field(	u8,			ip_summed	)
181  		__field(	u32,			hash		)
182  		__field(	bool,			l4_hash		)
183  		__field(	unsigned int,		len		)
184  		__field(	unsigned int,		data_len	)
185  		__field(	unsigned int,		truesize	)
186  		__field(	bool,			mac_header_valid)
187  		__field(	int,			mac_header	)
188  		__field(	unsigned char,		nr_frags	)
189  		__field(	u16,			gso_size	)
190  		__field(	u16,			gso_type	)
191  	),
192  
193  	TP_fast_assign(
194  		__assign_str(name);
195  #ifdef CONFIG_NET_RX_BUSY_POLL
196  		__entry->napi_id = skb->napi_id;
197  #else
198  		__entry->napi_id = 0;
199  #endif
200  		__entry->queue_mapping = skb->queue_mapping;
201  		__entry->skbaddr = skb;
202  		__entry->vlan_tagged = skb_vlan_tag_present(skb);
203  		__entry->vlan_proto = ntohs(skb->vlan_proto);
204  		__entry->vlan_tci = skb_vlan_tag_get(skb);
205  		__entry->protocol = ntohs(skb->protocol);
206  		__entry->ip_summed = skb->ip_summed;
207  		__entry->hash = skb->hash;
208  		__entry->l4_hash = skb->l4_hash;
209  		__entry->len = skb->len;
210  		__entry->data_len = skb->data_len;
211  		__entry->truesize = skb->truesize;
212  		__entry->mac_header_valid = skb_mac_header_was_set(skb);
213  		__entry->mac_header = skb_mac_header(skb) - skb->data;
214  		__entry->nr_frags = skb_shinfo(skb)->nr_frags;
215  		__entry->gso_size = skb_shinfo(skb)->gso_size;
216  		__entry->gso_type = skb_shinfo(skb)->gso_type;
217  	),
218  
219  	TP_printk("dev=%s napi_id=%#x queue_mapping=%u skbaddr=%p vlan_tagged=%d vlan_proto=0x%04x vlan_tci=0x%04x protocol=0x%04x ip_summed=%d hash=0x%08x l4_hash=%d len=%u data_len=%u truesize=%u mac_header_valid=%d mac_header=%d nr_frags=%d gso_size=%d gso_type=%#x",
220  		  __get_str(name), __entry->napi_id, __entry->queue_mapping,
221  		  __entry->skbaddr, __entry->vlan_tagged, __entry->vlan_proto,
222  		  __entry->vlan_tci, __entry->protocol, __entry->ip_summed,
223  		  __entry->hash, __entry->l4_hash, __entry->len,
224  		  __entry->data_len, __entry->truesize,
225  		  __entry->mac_header_valid, __entry->mac_header,
226  		  __entry->nr_frags, __entry->gso_size, __entry->gso_type)
227  );
228  
229  DEFINE_EVENT(net_dev_rx_verbose_template, napi_gro_frags_entry,
230  
231  	TP_PROTO(const struct sk_buff *skb),
232  
233  	TP_ARGS(skb)
234  );
235  
236  DEFINE_EVENT(net_dev_rx_verbose_template, napi_gro_receive_entry,
237  
238  	TP_PROTO(const struct sk_buff *skb),
239  
240  	TP_ARGS(skb)
241  );
242  
243  DEFINE_EVENT(net_dev_rx_verbose_template, netif_receive_skb_entry,
244  
245  	TP_PROTO(const struct sk_buff *skb),
246  
247  	TP_ARGS(skb)
248  );
249  
250  DEFINE_EVENT(net_dev_rx_verbose_template, netif_receive_skb_list_entry,
251  
252  	TP_PROTO(const struct sk_buff *skb),
253  
254  	TP_ARGS(skb)
255  );
256  
257  DEFINE_EVENT(net_dev_rx_verbose_template, netif_rx_entry,
258  
259  	TP_PROTO(const struct sk_buff *skb),
260  
261  	TP_ARGS(skb)
262  );
263  
264  DECLARE_EVENT_CLASS(net_dev_rx_exit_template,
265  
266  	TP_PROTO(int ret),
267  
268  	TP_ARGS(ret),
269  
270  	TP_STRUCT__entry(
271  		__field(int,	ret)
272  	),
273  
274  	TP_fast_assign(
275  		__entry->ret = ret;
276  	),
277  
278  	TP_printk("ret=%d", __entry->ret)
279  );
280  
281  DEFINE_EVENT(net_dev_rx_exit_template, napi_gro_frags_exit,
282  
283  	TP_PROTO(int ret),
284  
285  	TP_ARGS(ret)
286  );
287  
288  DEFINE_EVENT(net_dev_rx_exit_template, napi_gro_receive_exit,
289  
290  	TP_PROTO(int ret),
291  
292  	TP_ARGS(ret)
293  );
294  
295  DEFINE_EVENT(net_dev_rx_exit_template, netif_receive_skb_exit,
296  
297  	TP_PROTO(int ret),
298  
299  	TP_ARGS(ret)
300  );
301  
302  DEFINE_EVENT(net_dev_rx_exit_template, netif_rx_exit,
303  
304  	TP_PROTO(int ret),
305  
306  	TP_ARGS(ret)
307  );
308  
309  DEFINE_EVENT(net_dev_rx_exit_template, netif_receive_skb_list_exit,
310  
311  	TP_PROTO(int ret),
312  
313  	TP_ARGS(ret)
314  );
315  
316  #endif /* _TRACE_NET_H */
317  
318  /* This part must be outside protection */
319  #include <trace/define_trace.h>
320