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42 lines
1.2 KiB
42 lines
1.2 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* Copyright (c) 2020 Facebook */ |
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#undef TRACE_SYSTEM |
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#define TRACE_SYSTEM bpf_testmod |
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#if !defined(_BPF_TESTMOD_EVENTS_H) || defined(TRACE_HEADER_MULTI_READ) |
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#define _BPF_TESTMOD_EVENTS_H |
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#include <linux/tracepoint.h> |
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#include "bpf_testmod.h" |
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TRACE_EVENT(bpf_testmod_test_read, |
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TP_PROTO(struct task_struct *task, struct bpf_testmod_test_read_ctx *ctx), |
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TP_ARGS(task, ctx), |
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TP_STRUCT__entry( |
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__field(pid_t, pid) |
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__array(char, comm, TASK_COMM_LEN) |
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__field(loff_t, off) |
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__field(size_t, len) |
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), |
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TP_fast_assign( |
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__entry->pid = task->pid; |
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memcpy(__entry->comm, task->comm, TASK_COMM_LEN); |
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__entry->off = ctx->off; |
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__entry->len = ctx->len; |
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), |
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TP_printk("pid=%d comm=%s off=%llu len=%zu", |
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__entry->pid, __entry->comm, __entry->off, __entry->len) |
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); |
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/* A bare tracepoint with no event associated with it */ |
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DECLARE_TRACE(bpf_testmod_test_write_bare, |
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TP_PROTO(struct task_struct *task, struct bpf_testmod_test_write_ctx *ctx), |
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TP_ARGS(task, ctx) |
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); |
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#endif /* _BPF_TESTMOD_EVENTS_H */ |
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#undef TRACE_INCLUDE_PATH |
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#define TRACE_INCLUDE_PATH . |
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#define TRACE_INCLUDE_FILE bpf_testmod-events |
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#include <trace/define_trace.h>
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