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brintos / linux-shallow public Read only

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1/* SPDX-License-Identifier: GPL-2.0 */2#undef TRACE_SYSTEM3#define TRACE_SYSTEM napi4 5#if !defined(_TRACE_NAPI_H) || defined(TRACE_HEADER_MULTI_READ)6#define _TRACE_NAPI_H7 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_DEV73 74#endif /* _TRACE_NAPI_H */75 76/* This part must be outside protection */77#include <trace/define_trace.h>78