1/* SPDX-License-Identifier: GPL-2.0 */
 2#undef TRACE_SYSTEM
 3#define TRACE_SYSTEM tlb
 4
 5#if !defined(_TRACE_TLB_H) || defined(TRACE_HEADER_MULTI_READ)
 6#define _TRACE_TLB_H
 7
 8#include <linux/mm_types.h>
 9#include <linux/tracepoint.h>
10
11#define TLB_FLUSH_REASON						\
12	EM(  TLB_FLUSH_ON_TASK_SWITCH,	"flush on task switch" )	\
13	EM(  TLB_REMOTE_SHOOTDOWN,	"remote shootdown" )		\
14	EM(  TLB_LOCAL_SHOOTDOWN,	"local shootdown" )		\
15	EM(  TLB_LOCAL_MM_SHOOTDOWN,	"local mm shootdown" )		\
16	EMe( TLB_REMOTE_SEND_IPI,	"remote ipi send" )
17
18/*
19 * First define the enums in TLB_FLUSH_REASON to be exported to userspace
20 * via TRACE_DEFINE_ENUM().
21 */
22#undef EM
23#undef EMe
24#define EM(a,b)		TRACE_DEFINE_ENUM(a);
25#define EMe(a,b)	TRACE_DEFINE_ENUM(a);
26
27TLB_FLUSH_REASON
28
29/*
30 * Now redefine the EM() and EMe() macros to map the enums to the strings
31 * that will be printed in the output.
32 */
33#undef EM
34#undef EMe
35#define EM(a,b)		{ a, b },
36#define EMe(a,b)	{ a, b }
37
38TRACE_EVENT(tlb_flush,
39
40	TP_PROTO(int reason, unsigned long pages),
41	TP_ARGS(reason, pages),
42
43	TP_STRUCT__entry(
44		__field(	  int, reason)
45		__field(unsigned long,  pages)
46	),
47
48	TP_fast_assign(
49		__entry->reason = reason;
50		__entry->pages  = pages;
51	),
52
53	TP_printk("pages:%ld reason:%s (%d)",
54		__entry->pages,
55		__print_symbolic(__entry->reason, TLB_FLUSH_REASON),
56		__entry->reason)
57);
58
59#endif /* _TRACE_TLB_H */
60
61/* This part must be outside protection */
62#include <trace/define_trace.h>

 
 1#undef TRACE_SYSTEM
 2#define TRACE_SYSTEM tlb
 3
 4#if !defined(_TRACE_TLB_H) || defined(TRACE_HEADER_MULTI_READ)
 5#define _TRACE_TLB_H
 6
 7#include <linux/mm_types.h>
 8#include <linux/tracepoint.h>
 9
10#define TLB_FLUSH_REASON						\
11	EM(  TLB_FLUSH_ON_TASK_SWITCH,	"flush on task switch" )	\
12	EM(  TLB_REMOTE_SHOOTDOWN,	"remote shootdown" )		\
13	EM(  TLB_LOCAL_SHOOTDOWN,	"local shootdown" )		\
14	EM(  TLB_LOCAL_MM_SHOOTDOWN,	"local mm shootdown" )		\
15	EMe( TLB_REMOTE_SEND_IPI,	"remote ipi send" )
16
17/*
18 * First define the enums in TLB_FLUSH_REASON to be exported to userspace
19 * via TRACE_DEFINE_ENUM().
20 */
21#undef EM
22#undef EMe
23#define EM(a,b)		TRACE_DEFINE_ENUM(a);
24#define EMe(a,b)	TRACE_DEFINE_ENUM(a);
25
26TLB_FLUSH_REASON
27
28/*
29 * Now redefine the EM() and EMe() macros to map the enums to the strings
30 * that will be printed in the output.
31 */
32#undef EM
33#undef EMe
34#define EM(a,b)		{ a, b },
35#define EMe(a,b)	{ a, b }
36
37TRACE_EVENT(tlb_flush,
38
39	TP_PROTO(int reason, unsigned long pages),
40	TP_ARGS(reason, pages),
41
42	TP_STRUCT__entry(
43		__field(	  int, reason)
44		__field(unsigned long,  pages)
45	),
46
47	TP_fast_assign(
48		__entry->reason = reason;
49		__entry->pages  = pages;
50	),
51
52	TP_printk("pages:%ld reason:%s (%d)",
53		__entry->pages,
54		__print_symbolic(__entry->reason, TLB_FLUSH_REASON),
55		__entry->reason)
56);
57
58#endif /* _TRACE_TLB_H */
59
60/* This part must be outside protection */
61#include <trace/define_trace.h>