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