[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>

LTTNG_TRACEPOINT_EVENT_CLASS(mm_compaction_isolate_template,

	TP_PROTO(unsigned long nr_scanned,
		unsigned long nr_taken),

	TP_ARGS(nr_scanned, nr_taken),

	TP_STRUCT__entry(
		__field(unsigned long, nr_scanned)
		__field(unsigned long, nr_taken)
	),

	TP_fast_assign(
		tp_assign(nr_scanned, nr_scanned)
		tp_assign(nr_taken, nr_taken)
	),

	TP_printk("nr_scanned=%lu nr_taken=%lu",
		__entry->nr_scanned,
		__entry->nr_taken)
)

LTTNG_TRACEPOINT_EVENT_INSTANCE(mm_compaction_isolate_template, mm_compaction_isolate_migratepages,

	TP_PROTO(unsigned long nr_scanned,
		unsigned long nr_taken),

	TP_ARGS(nr_scanned, nr_taken)
)

LTTNG_TRACEPOINT_EVENT_INSTANCE(mm_compaction_isolate_template, mm_compaction_isolate_freepages,
	TP_PROTO(unsigned long nr_scanned,
		unsigned long nr_taken),

	TP_ARGS(nr_scanned, nr_taken)
)

#if LTTNG_KERNEL_RANGE(3,14,25, 3,15,0) || \
	(LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0))
LTTNG_TRACEPOINT_EVENT(mm_compaction_migratepages,

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

	TP_ARGS(nr_all, migrate_rc, migratepages),

	TP_STRUCT__entry(
		__field(unsigned long, nr_migrated)
		__field(unsigned long, nr_failed)
	),

	TP_fast_assign(
		tp_assign(nr_migrated,
			nr_all -
			(migrate_rc >= 0 ? migrate_rc :
				({
					unsigned long nr_failed = 0;
					struct list_head *page_lru;

					list_for_each(page_lru, migratepages)
						nr_failed++;
					nr_failed;
				})))
		tp_assign(nr_failed,
				({
					unsigned long nr_failed = 0;
					struct list_head *page_lru;

					list_for_each(page_lru, migratepages)
						nr_failed++;
					nr_failed;
				}))
	),

	TP_printk("nr_migrated=%lu nr_failed=%lu",
		__entry->nr_migrated,
		__entry->nr_failed)
)
#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0)) */
LTTNG_TRACEPOINT_EVENT(mm_compaction_migratepages,

	TP_PROTO(unsigned long nr_migrated,
		unsigned long nr_failed),

	TP_ARGS(nr_migrated, nr_failed),

	TP_STRUCT__entry(
		__field(unsigned long, nr_migrated)
		__field(unsigned long, nr_failed)
	),

	TP_fast_assign(
		tp_assign(nr_migrated, nr_migrated)
		tp_assign(nr_failed, nr_failed)
	),

	TP_printk("nr_migrated=%lu nr_failed=%lu",
		__entry->nr_migrated,
		__entry->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
	1	#undef TRACE_SYSTEM
	2	#define TRACE_SYSTEM compaction
	3
	4	#if !defined(LTTNG_TRACE_COMPACTION_H) \|\| defined(TRACE_HEADER_MULTI_READ)
	5	#define LTTNG_TRACE_COMPACTION_H
	6
	7	#include "../../../probes/lttng-tracepoint-event.h"
	8	#include <linux/types.h>
	9	#include <linux/version.h>
	10	#include <trace/events/gfpflags.h>
	11
	12	LTTNG_TRACEPOINT_EVENT_CLASS(mm_compaction_isolate_template,
	13
	14	TP_PROTO(unsigned long nr_scanned,
	15	unsigned long nr_taken),
	16
	17	TP_ARGS(nr_scanned, nr_taken),
	18
	19	TP_STRUCT__entry(
	20	__field(unsigned long, nr_scanned)
	21	__field(unsigned long, nr_taken)
	22	),
	23
	24	TP_fast_assign(
	25	tp_assign(nr_scanned, nr_scanned)
	26	tp_assign(nr_taken, nr_taken)
	27	),
	28
	29	TP_printk("nr_scanned=%lu nr_taken=%lu",
	30	__entry->nr_scanned,
	31	__entry->nr_taken)
	32	)
	33
	34	LTTNG_TRACEPOINT_EVENT_INSTANCE(mm_compaction_isolate_template, mm_compaction_isolate_migratepages,
	35
	36	TP_PROTO(unsigned long nr_scanned,
	37	unsigned long nr_taken),
	38
	39	TP_ARGS(nr_scanned, nr_taken)
	40	)
	41
	42	LTTNG_TRACEPOINT_EVENT_INSTANCE(mm_compaction_isolate_template, mm_compaction_isolate_freepages,
	43	TP_PROTO(unsigned long nr_scanned,
	44	unsigned long nr_taken),
	45
	46	TP_ARGS(nr_scanned, nr_taken)
	47	)
	48
	49	#if LTTNG_KERNEL_RANGE(3,14,25, 3,15,0) \|\| \
	50	(LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0))
	51	LTTNG_TRACEPOINT_EVENT(mm_compaction_migratepages,
	52
	53	TP_PROTO(unsigned long nr_all,
	54	int migrate_rc,
	55	struct list_head *migratepages),
	56
	57	TP_ARGS(nr_all, migrate_rc, migratepages),
	58
	59	TP_STRUCT__entry(
	60	__field(unsigned long, nr_migrated)
	61	__field(unsigned long, nr_failed)
	62	),
	63
	64	TP_fast_assign(
	65	tp_assign(nr_migrated,
	66	nr_all -
	67	(migrate_rc >= 0 ? migrate_rc :
	68	({
	69	unsigned long nr_failed = 0;
	70	struct list_head *page_lru;
	71
	72	list_for_each(page_lru, migratepages)
	73	nr_failed++;
	74	nr_failed;
	75	})))
	76	tp_assign(nr_failed,
	77	({
	78	unsigned long nr_failed = 0;
	79	struct list_head *page_lru;
	80
	81	list_for_each(page_lru, migratepages)
	82	nr_failed++;
	83	nr_failed;
	84	}))
	85	),
	86
	87	TP_printk("nr_migrated=%lu nr_failed=%lu",
	88	__entry->nr_migrated,
	89	__entry->nr_failed)
	90	)
	91	#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0)) */
	92	LTTNG_TRACEPOINT_EVENT(mm_compaction_migratepages,
	93
	94	TP_PROTO(unsigned long nr_migrated,
	95	unsigned long nr_failed),
	96
	97	TP_ARGS(nr_migrated, nr_failed),
	98
	99	TP_STRUCT__entry(
	100	__field(unsigned long, nr_migrated)
	101	__field(unsigned long, nr_failed)
	102	),
	103
	104	TP_fast_assign(
	105	tp_assign(nr_migrated, nr_migrated)
	106	tp_assign(nr_failed, nr_failed)
	107	),
	108
	109	TP_printk("nr_migrated=%lu nr_failed=%lu",
	110	__entry->nr_migrated,
	111	__entry->nr_failed)
	112	)
	113	#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0)) */
	114
	115	#endif /* LTTNG_TRACE_COMPACTION_H */
	116
	117	/* This part must be outside protection */
	118	#include "../../../probes/define_trace.h"