Warning: This file is not a C or C++ file. It does not have highlighting.
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 | TRACE_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 |
Warning: This file is not a C or C++ file. It does not have highlighting.