xref: /linux/include/trace/events/napi.h (revision d99ff463ecf651437e9e4abe68f331dfb6b5bd9d)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM napi
4 
5 #if !defined(_TRACE_NAPI_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_NAPI_H
7 
8 #include <linux/netdevice.h>
9 #include <linux/tracepoint.h>
10 #include <linux/ftrace.h>
11 
12 #define NO_DEV "(no_device)"
13 
14 TRACE_EVENT(napi_poll,
15 
16 	TP_PROTO(struct napi_struct *napi, int work, int budget),
17 
18 	TP_ARGS(napi, work, budget),
19 
20 	TP_STRUCT__entry(
21 		__field(	struct napi_struct *,	napi)
22 		__string(	dev_name, napi->dev ? napi->dev->name : NO_DEV)
23 		__field(	int,			work)
24 		__field(	int,			budget)
25 	),
26 
27 	TP_fast_assign(
28 		__entry->napi = napi;
29 		__assign_str(dev_name, napi->dev ? napi->dev->name : NO_DEV);
30 		__entry->work = work;
31 		__entry->budget = budget;
32 	),
33 
34 	TP_printk("napi poll on napi struct %p for device %s work %d budget %d",
35 		  __entry->napi, __get_str(dev_name),
36 		  __entry->work, __entry->budget)
37 );
38 
39 #undef NO_DEV
40 
41 #endif /* _TRACE_NAPI_H */
42 
43 /* This part must be outside protection */
44 #include <trace/define_trace.h>
45