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
14TRACE_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);
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
39TRACE_EVENT(dql_stall_detected,
40
41 TP_PROTO(unsigned short thrs, unsigned int len,
42 unsigned long last_reap, unsigned long hist_head,
43 unsigned long now, unsigned long *hist),
44
45 TP_ARGS(thrs, len, last_reap, hist_head, now, hist),
46
47 TP_STRUCT__entry(
48 __field( unsigned short, thrs)
49 __field( unsigned int, len)
50 __field( unsigned long, last_reap)
51 __field( unsigned long, hist_head)
52 __field( unsigned long, now)
53 __array( unsigned long, hist, 4)
54 ),
55
56 TP_fast_assign(
57 __entry->thrs = thrs;
58 __entry->len = len;
59 __entry->last_reap = last_reap;
60 __entry->hist_head = hist_head * BITS_PER_LONG;
61 __entry->now = now;
62 memcpy(__entry->hist, hist, sizeof(entry->hist));
63 ),
64
65 TP_printk("thrs %u len %u last_reap %lu hist_head %lu now %lu hist %016lx %016lx %016lx %016lx",
66 __entry->thrs, __entry->len,
67 __entry->last_reap, __entry->hist_head, __entry->now,
68 __entry->hist[0], __entry->hist[1],
69 __entry->hist[2], __entry->hist[3])
70);
71
72#undef NO_DEV
73
74#endif /* _TRACE_NAPI_H */
75
76/* This part must be outside protection */
77#include <trace/define_trace.h>
78