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