1#undef TRACE_SYSTEM 2#define TRACE_SYSTEM context_tracking 3 4#if !defined(_TRACE_CONTEXT_TRACKING_H) || defined(TRACE_HEADER_MULTI_READ) 5#define _TRACE_CONTEXT_TRACKING_H 6 7#include <linux/tracepoint.h> 8 9DECLARE_EVENT_CLASS(context_tracking_user, 10 11 TP_PROTO(int dummy), 12 13 TP_ARGS(dummy), 14 15 TP_STRUCT__entry( 16 __field( int, dummy ) 17 ), 18 19 TP_fast_assign( 20 __entry->dummy = dummy; 21 ), 22 23 TP_printk("%s", "") 24); 25 26/** 27 * user_enter - called when the kernel resumes to userspace 28 * @dummy: dummy arg to make trace event macro happy 29 * 30 * This event occurs when the kernel resumes to userspace after 31 * an exception or a syscall. 32 */ 33DEFINE_EVENT(context_tracking_user, user_enter, 34 35 TP_PROTO(int dummy), 36 37 TP_ARGS(dummy) 38); 39 40/** 41 * user_exit - called when userspace enters the kernel 42 * @dummy: dummy arg to make trace event macro happy 43 * 44 * This event occurs when userspace enters the kernel through 45 * an exception or a syscall. 46 */ 47DEFINE_EVENT(context_tracking_user, user_exit, 48 49 TP_PROTO(int dummy), 50 51 TP_ARGS(dummy) 52); 53 54 55#endif /* _TRACE_CONTEXT_TRACKING_H */ 56 57/* This part must be outside protection */ 58#include <trace/define_trace.h> 59