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, dev->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, dev->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, dev->name);
114 		__assign_str(driver, netdev_drivername(dev));
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, skb->dev->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, skb->dev->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