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

/* SPDX-License-Identifier: GPL-2.0-only */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM compaction

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

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

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)
)

#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,18,0) || \
    LTTNG_RHEL_KERNEL_RANGE(5,14,0,163,0,0, 5,15,0,0,0,0))
LTTNG_TRACEPOINT_EVENT_MAP(mm_compaction_migratepages,

	compaction_migratepages,

	TP_PROTO(struct compact_control *cc,
		unsigned int nr_succeeded),

	TP_ARGS(cc, nr_succeeded),

	TP_FIELDS(
		ctf_integer(unsigned long, nr_migrated, nr_succeeded)
		ctf_integer(unsigned long, nr_failed, cc->nr_migratepages - nr_succeeded)
	)
)
#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0))
LTTNG_TRACEPOINT_EVENT_MAP(mm_compaction_migratepages,

	compaction_migratepages,

	TP_PROTO(unsigned long nr_all,
		unsigned int nr_succeeded),

	TP_ARGS(nr_all, nr_succeeded),

	TP_FIELDS(
		ctf_integer(unsigned long, nr_migrated, nr_succeeded)
		ctf_integer(unsigned long, nr_failed, nr_all - nr_succeeded)
	)
)
#else
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()
)
#endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,16,0)) */

#endif /* LTTNG_TRACE_COMPACTION_H */

/* This part must be outside protection */
#include <lttng/define_trace.h>
Commit	Line	Data
b7cdc182	1	/* SPDX-License-Identifier: GPL-2.0-only */
b87700e3 AG	2	#undef TRACE_SYSTEM
	3	#define TRACE_SYSTEM compaction
	4
3bc29f0a MD	5	#if !defined(LTTNG_TRACE_COMPACTION_H) \|\| defined(TRACE_HEADER_MULTI_READ)
3bc29f0a MD	6	#define LTTNG_TRACE_COMPACTION_H
b87700e3	7
3b4aafcb	8	#include <lttng/tracepoint-event.h>
b87700e3	9	#include <linux/types.h>
5f4c791e	10	#include <lttng/kernel-version.h>
b87700e3	11
9bbf98da	12	LTTNG_TRACEPOINT_EVENT_CLASS(compaction_isolate_template,
a57f014e MD	13
	14	TP_PROTO(unsigned long start_pfn,
	15	unsigned long end_pfn,
	16	unsigned long nr_scanned,
	17	unsigned long nr_taken),
	18
	19	TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken),
	20
f127e61e MD	21	TP_FIELDS(
	22	ctf_integer(unsigned long, start_pfn, start_pfn)
	23	ctf_integer(unsigned long, end_pfn, end_pfn)
	24	ctf_integer(unsigned long, nr_scanned, nr_scanned)
	25	ctf_integer(unsigned long, nr_taken, nr_taken)
	26	)
a57f014e MD	27	)
a57f014e MD	28
c3857419 MD	29	LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(compaction_isolate_template,
	30
	31	mm_compaction_isolate_migratepages,
	32
	33	compaction_isolate_migratepages,
a57f014e MD	34
	35	TP_PROTO(unsigned long start_pfn,
	36	unsigned long end_pfn,
	37	unsigned long nr_scanned,
	38	unsigned long nr_taken),
	39
	40	TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken)
	41	)
	42
c3857419 MD	43	LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(compaction_isolate_template,
	44
	45	mm_compaction_isolate_freepages,
	46
	47	compaction_isolate_freepages,
a57f014e MD	48
	49	TP_PROTO(unsigned long start_pfn,
	50	unsigned long end_pfn,
	51	unsigned long nr_scanned,
	52	unsigned long nr_taken),
	53
	54	TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken)
	55	)
	56
a9d49ac6 MH	57	#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,18,0) \|\| \
a9d49ac6 MH	58	LTTNG_RHEL_KERNEL_RANGE(5,14,0,163,0,0, 5,15,0,0,0,0))
f9208dc0 MJ	59	LTTNG_TRACEPOINT_EVENT_MAP(mm_compaction_migratepages,
	60
	61	compaction_migratepages,
	62
	63	TP_PROTO(struct compact_control *cc,
	64	unsigned int nr_succeeded),
	65
	66	TP_ARGS(cc, nr_succeeded),
	67
	68	TP_FIELDS(
	69	ctf_integer(unsigned long, nr_migrated, nr_succeeded)
	70	ctf_integer(unsigned long, nr_failed, cc->nr_migratepages - nr_succeeded)
	71	)
	72	)
	73	#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0))
c312bda0 MD	74	LTTNG_TRACEPOINT_EVENT_MAP(mm_compaction_migratepages,
	75
	76	compaction_migratepages,
a9b832ac MJ	77
	78	TP_PROTO(unsigned long nr_all,
	79	unsigned int nr_succeeded),
	80
	81	TP_ARGS(nr_all, nr_succeeded),
	82
	83	TP_FIELDS(
	84	ctf_integer(unsigned long, nr_migrated, nr_succeeded)
	85	ctf_integer(unsigned long, nr_failed, nr_all - nr_succeeded)
	86	)
	87	)
441e0d16	88	#else
f127e61e	89	LTTNG_TRACEPOINT_EVENT_CODE_MAP(mm_compaction_migratepages,
9bbf98da MD	90
9bbf98da MD	91	compaction_migratepages,
00073447 MD	92
	93	TP_PROTO(unsigned long nr_all,
	94	int migrate_rc,
	95	struct list_head *migratepages),
	96
	97	TP_ARGS(nr_all, migrate_rc, migratepages),
	98
f127e61e MD	99	TP_locvar(
f127e61e MD	100	unsigned long nr_failed;
00073447 MD	101	),
00073447 MD	102
265822ae	103	TP_code_pre(
f127e61e MD	104	tp_locvar->nr_failed = 0;
	105
	106	{
	107	struct list_head *page_lru;
	108
	109	if (migrate_rc >= 0)
	110	tp_locvar->nr_failed = migrate_rc;
	111	else
	112	list_for_each(page_lru, migratepages)
	113	tp_locvar->nr_failed++;
	114	}
00073447 MD	115	),
00073447 MD	116
f127e61e MD	117	TP_FIELDS(
	118	ctf_integer(unsigned long, nr_migrated, nr_all - tp_locvar->nr_failed)
	119	ctf_integer(unsigned long, nr_failed, tp_locvar->nr_failed)
265822ae MD	120	),
	121
	122	TP_code_post()
00073447	123	)
5f4c791e	124	#endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,16,0)) */
b87700e3	125
3bc29f0a	126	#endif /* LTTNG_TRACE_COMPACTION_H */
b87700e3 AG	127
b87700e3 AG	128	/* This part must be outside protection */
3b4aafcb	129	#include <lttng/define_trace.h>