[deliverable/lttng-modules.git] / instrumentation / events / lttng-module / compaction.h

#undef TRACE_SYSTEM
#define TRACE_SYSTEM compaction

#if !defined(LTTNG_TRACE_COMPACTION_H) || defined(TRACE_HEADER_MULTI_READ)
#define LTTNG_TRACE_COMPACTION_H

#include <probes/lttng-tracepoint-event.h>
#include <linux/types.h>
#include <linux/version.h>

#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)

LTTNG_TRACEPOINT_EVENT_CLASS(compaction_isolate_template,

	TP_PROTO(unsigned long start_pfn,
		unsigned long end_pfn,
		unsigned long nr_scanned,
		unsigned long nr_taken),

	TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken),

	TP_FIELDS(
		ctf_integer(unsigned long, start_pfn, start_pfn)
		ctf_integer(unsigned long, end_pfn, end_pfn)
		ctf_integer(unsigned long, nr_scanned, nr_scanned)
		ctf_integer(unsigned long, nr_taken, nr_taken)
	)
)

LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(compaction_isolate_template,

	mm_compaction_isolate_migratepages,

	compaction_isolate_migratepages,

	TP_PROTO(unsigned long start_pfn,
		unsigned long end_pfn,
		unsigned long nr_scanned,
		unsigned long nr_taken),

	TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken)
)

LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(compaction_isolate_template,

	mm_compaction_isolate_freepages,

	compaction_isolate_freepages,

	TP_PROTO(unsigned long start_pfn,
		unsigned long end_pfn,
		unsigned long nr_scanned,
		unsigned long nr_taken),

	TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken)
)

#else /* #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0) */

LTTNG_TRACEPOINT_EVENT_CLASS(compaction_isolate_template,

	TP_PROTO(unsigned long nr_scanned,
		unsigned long nr_taken),

	TP_ARGS(nr_scanned, nr_taken),

	TP_FIELDS(
		ctf_integer(unsigned long, nr_scanned, nr_scanned)
		ctf_integer(unsigned long, nr_taken, nr_taken)
	)
)

LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(compaction_isolate_template,

	mm_compaction_isolate_migratepages,

	compaction_isolate_migratepages,

	TP_PROTO(unsigned long nr_scanned,
		unsigned long nr_taken),

	TP_ARGS(nr_scanned, nr_taken)
)

LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(compaction_isolate_template,

	mm_compaction_isolate_freepages,

	compaction_isolate_freepages,

	TP_PROTO(unsigned long nr_scanned,
		unsigned long nr_taken),

	TP_ARGS(nr_scanned, nr_taken)
)

#endif /* #else #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0) */

#if LTTNG_KERNEL_RANGE(3,12,30, 3,13,0) || \
	LTTNG_KERNEL_RANGE(3,14,25, 3,15,0) || \
	(LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0))
LTTNG_TRACEPOINT_EVENT_CODE_MAP(mm_compaction_migratepages,

	compaction_migratepages,

	TP_PROTO(unsigned long nr_all,
		int migrate_rc,
		struct list_head *migratepages),

	TP_ARGS(nr_all, migrate_rc, migratepages),

	TP_locvar(
		unsigned long nr_failed;
	),

	TP_code_pre(
		tp_locvar->nr_failed = 0;

		{
			struct list_head *page_lru;

			if (migrate_rc >= 0)
				tp_locvar->nr_failed = migrate_rc;
			else
				list_for_each(page_lru, migratepages)
					tp_locvar->nr_failed++;
		}
	),

	TP_FIELDS(
		ctf_integer(unsigned long, nr_migrated, nr_all - tp_locvar->nr_failed)
		ctf_integer(unsigned long, nr_failed, tp_locvar->nr_failed)
	),

	TP_code_post()
)
#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0)) */
LTTNG_TRACEPOINT_EVENT_MAP(mm_compaction_migratepages,

	compaction_migratepages,

	TP_PROTO(unsigned long nr_migrated,
		unsigned long nr_failed),

	TP_ARGS(nr_migrated, nr_failed),

	TP_FIELDS(
		ctf_integer(unsigned long, nr_migrated, nr_migrated)
		ctf_integer(unsigned long, nr_failed, nr_failed)
	)
)
#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0)) */

#endif /* LTTNG_TRACE_COMPACTION_H */

/* This part must be outside protection */
#include <probes/define_trace.h>
Commit	Line	Data
b87700e3 AG	1	#undef TRACE_SYSTEM
	2	#define TRACE_SYSTEM compaction
	3
3bc29f0a MD	4	#if !defined(LTTNG_TRACE_COMPACTION_H) \|\| defined(TRACE_HEADER_MULTI_READ)
3bc29f0a MD	5	#define LTTNG_TRACE_COMPACTION_H
b87700e3	6
6ec43db8	7	#include <probes/lttng-tracepoint-event.h>
b87700e3	8	#include <linux/types.h>
00073447	9	#include <linux/version.h>
b87700e3	10
a57f014e MD	11	#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)
a57f014e MD	12
9bbf98da	13	LTTNG_TRACEPOINT_EVENT_CLASS(compaction_isolate_template,
a57f014e MD	14
	15	TP_PROTO(unsigned long start_pfn,
	16	unsigned long end_pfn,
	17	unsigned long nr_scanned,
	18	unsigned long nr_taken),
	19
	20	TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken),
	21
f127e61e MD	22	TP_FIELDS(
	23	ctf_integer(unsigned long, start_pfn, start_pfn)
	24	ctf_integer(unsigned long, end_pfn, end_pfn)
	25	ctf_integer(unsigned long, nr_scanned, nr_scanned)
	26	ctf_integer(unsigned long, nr_taken, nr_taken)
	27	)
a57f014e MD	28	)
a57f014e MD	29
c3857419 MD	30	LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(compaction_isolate_template,
	31
	32	mm_compaction_isolate_migratepages,
	33
	34	compaction_isolate_migratepages,
a57f014e MD	35
	36	TP_PROTO(unsigned long start_pfn,
	37	unsigned long end_pfn,
	38	unsigned long nr_scanned,
	39	unsigned long nr_taken),
	40
	41	TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken)
	42	)
	43
c3857419 MD	44	LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(compaction_isolate_template,
	45
	46	mm_compaction_isolate_freepages,
	47
	48	compaction_isolate_freepages,
a57f014e MD	49
	50	TP_PROTO(unsigned long start_pfn,
	51	unsigned long end_pfn,
	52	unsigned long nr_scanned,
	53	unsigned long nr_taken),
	54
	55	TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken)
	56	)
	57
	58	#else /* #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0) */
	59
9bbf98da	60	LTTNG_TRACEPOINT_EVENT_CLASS(compaction_isolate_template,
b87700e3 AG	61
	62	TP_PROTO(unsigned long nr_scanned,
	63	unsigned long nr_taken),
	64
	65	TP_ARGS(nr_scanned, nr_taken),
	66
f127e61e MD	67	TP_FIELDS(
	68	ctf_integer(unsigned long, nr_scanned, nr_scanned)
	69	ctf_integer(unsigned long, nr_taken, nr_taken)
	70	)
b87700e3 AG	71	)
b87700e3 AG	72
9bbf98da MD	73	LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(compaction_isolate_template,
	74
	75	mm_compaction_isolate_migratepages,
	76
	77	compaction_isolate_migratepages,
b87700e3 AG	78
	79	TP_PROTO(unsigned long nr_scanned,
	80	unsigned long nr_taken),
	81
	82	TP_ARGS(nr_scanned, nr_taken)
	83	)
	84
9bbf98da MD	85	LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(compaction_isolate_template,
	86
	87	mm_compaction_isolate_freepages,
	88
	89	compaction_isolate_freepages,
	90
b87700e3 AG	91	TP_PROTO(unsigned long nr_scanned,
	92	unsigned long nr_taken),
	93
	94	TP_ARGS(nr_scanned, nr_taken)
	95	)
	96
a57f014e MD	97	#endif /* #else #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0) */
a57f014e MD	98
24ce932c DE	99	#if LTTNG_KERNEL_RANGE(3,12,30, 3,13,0) \|\| \
24ce932c DE	100	LTTNG_KERNEL_RANGE(3,14,25, 3,15,0) \|\| \
290d1667	101	(LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0))
f127e61e	102	LTTNG_TRACEPOINT_EVENT_CODE_MAP(mm_compaction_migratepages,
9bbf98da MD	103
9bbf98da MD	104	compaction_migratepages,
00073447 MD	105
	106	TP_PROTO(unsigned long nr_all,
	107	int migrate_rc,
	108	struct list_head *migratepages),
	109
	110	TP_ARGS(nr_all, migrate_rc, migratepages),
	111
f127e61e MD	112	TP_locvar(
f127e61e MD	113	unsigned long nr_failed;
00073447 MD	114	),
00073447 MD	115
265822ae	116	TP_code_pre(
f127e61e MD	117	tp_locvar->nr_failed = 0;
	118
	119	{
	120	struct list_head *page_lru;
	121
	122	if (migrate_rc >= 0)
	123	tp_locvar->nr_failed = migrate_rc;
	124	else
	125	list_for_each(page_lru, migratepages)
	126	tp_locvar->nr_failed++;
	127	}
00073447 MD	128	),
00073447 MD	129
f127e61e MD	130	TP_FIELDS(
	131	ctf_integer(unsigned long, nr_migrated, nr_all - tp_locvar->nr_failed)
	132	ctf_integer(unsigned long, nr_failed, tp_locvar->nr_failed)
265822ae MD	133	),
	134
	135	TP_code_post()
00073447 MD	136	)
00073447 MD	137	#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0)) */
9bbf98da MD	138	LTTNG_TRACEPOINT_EVENT_MAP(mm_compaction_migratepages,
	139
	140	compaction_migratepages,
b87700e3 AG	141
	142	TP_PROTO(unsigned long nr_migrated,
	143	unsigned long nr_failed),
	144
	145	TP_ARGS(nr_migrated, nr_failed),
	146
f127e61e MD	147	TP_FIELDS(
	148	ctf_integer(unsigned long, nr_migrated, nr_migrated)
	149	ctf_integer(unsigned long, nr_failed, nr_failed)
	150	)
b87700e3	151	)
00073447	152	#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0)) */
b87700e3	153
3bc29f0a	154	#endif /* LTTNG_TRACE_COMPACTION_H */
b87700e3 AG	155
b87700e3 AG	156	/* This part must be outside protection */
6ec43db8	157	#include <probes/define_trace.h>