xref: /OK3568_Linux_fs/kernel/include/trace/events/context_tracking.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #undef TRACE_SYSTEM
3*4882a593Smuzhiyun #define TRACE_SYSTEM context_tracking
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #if !defined(_TRACE_CONTEXT_TRACKING_H) || defined(TRACE_HEADER_MULTI_READ)
6*4882a593Smuzhiyun #define _TRACE_CONTEXT_TRACKING_H
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #include <linux/tracepoint.h>
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun DECLARE_EVENT_CLASS(context_tracking_user,
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun 	TP_PROTO(int dummy),
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun 	TP_ARGS(dummy),
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun 	TP_STRUCT__entry(
17*4882a593Smuzhiyun 		__field( int,	dummy	)
18*4882a593Smuzhiyun 	),
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun 	TP_fast_assign(
21*4882a593Smuzhiyun 		__entry->dummy		= dummy;
22*4882a593Smuzhiyun 	),
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun 	TP_printk("%s", "")
25*4882a593Smuzhiyun );
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun /**
28*4882a593Smuzhiyun  * user_enter - called when the kernel resumes to userspace
29*4882a593Smuzhiyun  * @dummy:	dummy arg to make trace event macro happy
30*4882a593Smuzhiyun  *
31*4882a593Smuzhiyun  * This event occurs when the kernel resumes to userspace  after
32*4882a593Smuzhiyun  * an exception or a syscall.
33*4882a593Smuzhiyun  */
34*4882a593Smuzhiyun DEFINE_EVENT(context_tracking_user, user_enter,
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun 	TP_PROTO(int dummy),
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun 	TP_ARGS(dummy)
39*4882a593Smuzhiyun );
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun /**
42*4882a593Smuzhiyun  * user_exit - called when userspace enters the kernel
43*4882a593Smuzhiyun  * @dummy:	dummy arg to make trace event macro happy
44*4882a593Smuzhiyun  *
45*4882a593Smuzhiyun  * This event occurs when userspace enters the kernel through
46*4882a593Smuzhiyun  * an exception or a syscall.
47*4882a593Smuzhiyun  */
48*4882a593Smuzhiyun DEFINE_EVENT(context_tracking_user, user_exit,
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun 	TP_PROTO(int dummy),
51*4882a593Smuzhiyun 
52*4882a593Smuzhiyun 	TP_ARGS(dummy)
53*4882a593Smuzhiyun );
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun #endif /*  _TRACE_CONTEXT_TRACKING_H */
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun /* This part must be outside protection */
59*4882a593Smuzhiyun #include <trace/define_trace.h>
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