include/trace/events/compaction.h

Source file repositories/reference/linux-study-clean/include/trace/events/compaction.h

File Facts

System
Linux kernel
Corpus path
include/trace/events/compaction.h
Extension
.h
Size
7919 bytes
Lines
357
Domain
Repository Root And Misc
Bucket
include
Inferred role
Repository Root And Misc: implementation source
Status
source implementation candidate

Why This File Exists

Top-level or miscellaneous repository surface. Use this as map coverage unless a later manual pass promotes the file into a deeper subsystem dossier.

Dependency Surface

Detected Declarations

Annotated Snippet

#undef TRACE_SYSTEM
#define TRACE_SYSTEM compaction

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

#include <linux/types.h>
#include <linux/list.h>
#include <linux/tracepoint.h>
#include <trace/events/mmflags.h>


DECLARE_EVENT_CLASS(mm_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_STRUCT__entry(
		__field(unsigned long, start_pfn)
		__field(unsigned long, end_pfn)
		__field(unsigned long, nr_scanned)
		__field(unsigned long, nr_taken)
	),

	TP_fast_assign(
		__entry->start_pfn = start_pfn;
		__entry->end_pfn = end_pfn;
		__entry->nr_scanned = nr_scanned;
		__entry->nr_taken = nr_taken;
	),

	TP_printk("range=(0x%lx ~ 0x%lx) nr_scanned=%lu nr_taken=%lu",
		__entry->start_pfn,
		__entry->end_pfn,
		__entry->nr_scanned,
		__entry->nr_taken)
);

DEFINE_EVENT(mm_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)
);

DEFINE_EVENT(mm_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)
);

DEFINE_EVENT(mm_compaction_isolate_template, mm_compaction_fast_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)
);

#ifdef CONFIG_COMPACTION
TRACE_EVENT(mm_compaction_migratepages,

	TP_PROTO(unsigned int nr_migratepages,
		unsigned int nr_succeeded),

	TP_ARGS(nr_migratepages, nr_succeeded),

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

	TP_fast_assign(

Annotation

Implementation Notes