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| 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 |
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