2 # SPDX-License-Identifier: GPL-2.0
17 	'/scripts/python/Perf-Trace-Util/lib/Perf/Trace')
24 all_event_list = []; # insert all tracepoint event related with this script
27 net_rx_dic = {}; # key is cpu and value include time of NET_RX softirq-entry
48 dev = 0; # store a name of device specified by option "dev="
61 	return (dst - src) / 1000000.0
80 PF_NET_RECV=  "         |---netif_receive_skb(+%.3fmsec skb=%x len=%d)"
81 PF_NET_RX=    "         |---netif_rx(+%.3fmsec skb=%x)"
96 			if irq_list[i]['name'].find(dev) >= 0:
109 			irq_list[i]['irq'], irq_list[i]['name']))
114 			if irq_event['event'] == 'netif_rx':
124 		event = event_list[i]
125 		if event['event_name'] == 'napi_poll':
127 				(diff_msec(base_t, event['event_t']),
128 				event['dev']))
129 			if i == len(event_list) - 1:
135 				(diff_msec(base_t, event['event_t']),
136 				event['skbaddr'],
137 				event['len']))
138 			if 'comm' in event.keys():
141 					(diff_msec(base_t, event['comm_t']),
142 					event['pid'], event['comm']))
143 			elif 'handle' in event.keys():
145 				if event['handle'] == "kfree_skb":
148 						event['comm_t']),
149 						event['location']))
150 				elif event['handle'] == "consume_skb":
153 							event['comm_t']))
184 		name = event_info[EINFO_IDX_NAME]
185 		if name == 'irq__softirq_exit':
187 		elif name == 'irq__softirq_entry':
189 		elif name == 'irq__softirq_raise':
191 		elif name == 'irq__irq_handler_entry':
193 		elif name == 'irq__irq_handler_exit':
195 		elif name == 'napi__napi_poll':
197 		elif name == 'net__netif_receive_skb':
199 		elif name == 'net__netif_rx':
201 		elif name == 'skb__skb_copy_datagram_iovec':
203 		elif name == 'net__net_dev_queue':
205 		elif name == 'net__net_dev_xmit':
207 		elif name == 'skb__kfree_skb':
209 		elif name == 'skb__consume_skb':
223 		print("----------------------------")
231 # called from perf, when it finds a correspoinding event
232 def irq__softirq_entry(name, context, cpu, sec, nsec, pid, comm, callchain, vec):  argument
235 	event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm, vec)
238 def irq__softirq_exit(name, context, cpu, sec, nsec, pid, comm, callchain, vec):  argument
241 	event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm, vec)
244 def irq__softirq_raise(name, context, cpu, sec, nsec, pid, comm, callchain, vec):  argument
247 	event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm, vec)
250 def irq__irq_handler_entry(name, context, cpu, sec, nsec, pid, comm,  argument
252 	event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm,
256 def irq__irq_handler_exit(name, context, cpu, sec, nsec, pid, comm, callchain, irq, ret):  argument
257 	event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm, irq, ret)
260 def napi__napi_poll(name, context, cpu, sec, nsec, pid, comm, callchain, napi,  argument
262 	event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm,
266 def net__netif_receive_skb(name, context, cpu, sec, nsec, pid, comm, callchain, skbaddr,  argument
268 	event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm,
272 def net__netif_rx(name, context, cpu, sec, nsec, pid, comm, callchain, skbaddr,  argument
274 	event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm,
278 def net__net_dev_queue(name, context, cpu, sec, nsec, pid, comm, callchain,  argument
280 	event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm,
284 def net__net_dev_xmit(name, context, cpu, sec, nsec, pid, comm, callchain,  argument
286 	event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm,
290 def skb__kfree_skb(name, context, cpu, sec, nsec, pid, comm, callchain,  argument
292 	event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm,
296 def skb__consume_skb(name, context, cpu, sec, nsec, pid, comm, callchain,  argument
298 	event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm,
302 def skb__skb_copy_datagram_iovec(name, context, cpu, sec, nsec, pid, comm, callchain,  argument
304 	event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm,
309 	(name, context, cpu, time, pid, comm, irq, irq_name) = event_info
312 	irq_record = {'irq':irq, 'name':irq_name, 'cpu':cpu, 'irq_ent_t':time}
316 	(name, context, cpu, time, pid, comm, irq, ret) = event_info
328 	(name, context, cpu, time, pid, comm, vec) = event_info
337 	irq_event_list.append({'time':time, 'event':'sirq_raise'})
342 	(name, context, cpu, time, pid, comm, vec) = event_info
346 	(name, context, cpu, time, pid, comm, vec) = event_info
364 	(name, context, cpu, time, pid, comm, napi, dev_name,
374 	(name, context, cpu, time, pid, comm,
384 	irq_event_list.append({'time':time, 'event':'netif_rx',
392 	(name, context, cpu, time, pid, comm,
407 	(name, context, cpu, time, pid, comm,
418 	(name, context, cpu, time, pid, comm,
433 	(name, context, cpu, time, pid, comm,
456 	(name, context, cpu, time, pid, comm, skbaddr) = event_info
466 	(name, context, cpu, time, pid, comm, skbaddr, skblen) = event_info