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59 lines
1.1 KiB
59 lines
1.1 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#undef TRACE_SYSTEM |
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#define TRACE_SYSTEM context_tracking |
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#if !defined(_TRACE_CONTEXT_TRACKING_H) || defined(TRACE_HEADER_MULTI_READ) |
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#define _TRACE_CONTEXT_TRACKING_H |
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#include <linux/tracepoint.h> |
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DECLARE_EVENT_CLASS(context_tracking_user, |
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TP_PROTO(int dummy), |
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TP_ARGS(dummy), |
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TP_STRUCT__entry( |
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__field( int, dummy ) |
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), |
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TP_fast_assign( |
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__entry->dummy = dummy; |
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), |
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TP_printk("%s", "") |
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); |
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/** |
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* user_enter - called when the kernel resumes to userspace |
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* @dummy: dummy arg to make trace event macro happy |
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* |
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* This event occurs when the kernel resumes to userspace after |
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* an exception or a syscall. |
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*/ |
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DEFINE_EVENT(context_tracking_user, user_enter, |
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TP_PROTO(int dummy), |
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TP_ARGS(dummy) |
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); |
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/** |
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* user_exit - called when userspace enters the kernel |
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* @dummy: dummy arg to make trace event macro happy |
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* |
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* This event occurs when userspace enters the kernel through |
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* an exception or a syscall. |
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*/ |
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DEFINE_EVENT(context_tracking_user, user_exit, |
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TP_PROTO(int dummy), |
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TP_ARGS(dummy) |
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); |
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#endif /* _TRACE_CONTEXT_TRACKING_H */ |
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/* This part must be outside protection */ |
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#include <trace/define_trace.h>
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