78 lines
1.9 KiB
C
78 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM napi
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#if !defined(_TRACE_NAPI_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_NAPI_H
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#include <linux/netdevice.h>
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#include <linux/tracepoint.h>
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#include <linux/ftrace.h>
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#define NO_DEV "(no_device)"
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TRACE_EVENT(napi_poll,
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TP_PROTO(struct napi_struct *napi, int work, int budget),
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TP_ARGS(napi, work, budget),
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TP_STRUCT__entry(
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__field( struct napi_struct *, napi)
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__string( dev_name, napi->dev ? napi->dev->name : NO_DEV)
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__field( int, work)
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__field( int, budget)
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),
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TP_fast_assign(
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__entry->napi = napi;
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__assign_str(dev_name);
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__entry->work = work;
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__entry->budget = budget;
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),
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TP_printk("napi poll on napi struct %p for device %s work %d budget %d",
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__entry->napi, __get_str(dev_name),
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__entry->work, __entry->budget)
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);
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TRACE_EVENT(dql_stall_detected,
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TP_PROTO(unsigned short thrs, unsigned int len,
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unsigned long last_reap, unsigned long hist_head,
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unsigned long now, unsigned long *hist),
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TP_ARGS(thrs, len, last_reap, hist_head, now, hist),
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TP_STRUCT__entry(
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__field( unsigned short, thrs)
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__field( unsigned int, len)
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__field( unsigned long, last_reap)
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__field( unsigned long, hist_head)
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__field( unsigned long, now)
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__array( unsigned long, hist, 4)
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),
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TP_fast_assign(
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__entry->thrs = thrs;
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__entry->len = len;
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__entry->last_reap = last_reap;
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__entry->hist_head = hist_head * BITS_PER_LONG;
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__entry->now = now;
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memcpy(__entry->hist, hist, sizeof(entry->hist));
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),
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TP_printk("thrs %u len %u last_reap %lu hist_head %lu now %lu hist %016lx %016lx %016lx %016lx",
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__entry->thrs, __entry->len,
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__entry->last_reap, __entry->hist_head, __entry->now,
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__entry->hist[0], __entry->hist[1],
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__entry->hist[2], __entry->hist[3])
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);
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#undef NO_DEV
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#endif /* _TRACE_NAPI_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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