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/* SPDX-License-Identifier: GPL-2.0 */
#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>
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