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-rw-r--r--kernel/include/trace/events/compaction.h300
1 files changed, 300 insertions, 0 deletions
diff --git a/kernel/include/trace/events/compaction.h b/kernel/include/trace/events/compaction.h
new file mode 100644
index 000000000..9a6a3fe0f
--- /dev/null
+++ b/kernel/include/trace/events/compaction.h
@@ -0,0 +1,300 @@
+#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/gfpflags.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)
+);
+
+TRACE_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(
+ unsigned long nr_failed = 0;
+ struct list_head *page_lru;
+
+ /*
+ * migrate_pages() returns either a non-negative number
+ * with the number of pages that failed migration, or an
+ * error code, in which case we need to count the remaining
+ * pages manually
+ */
+ if (migrate_rc >= 0)
+ nr_failed = migrate_rc;
+ else
+ list_for_each(page_lru, migratepages)
+ nr_failed++;
+
+ __entry->nr_migrated = nr_all - nr_failed;
+ __entry->nr_failed = nr_failed;
+ ),
+
+ TP_printk("nr_migrated=%lu nr_failed=%lu",
+ __entry->nr_migrated,
+ __entry->nr_failed)
+);
+
+TRACE_EVENT(mm_compaction_begin,
+ TP_PROTO(unsigned long zone_start, unsigned long migrate_pfn,
+ unsigned long free_pfn, unsigned long zone_end, bool sync),
+
+ TP_ARGS(zone_start, migrate_pfn, free_pfn, zone_end, sync),
+
+ TP_STRUCT__entry(
+ __field(unsigned long, zone_start)
+ __field(unsigned long, migrate_pfn)
+ __field(unsigned long, free_pfn)
+ __field(unsigned long, zone_end)
+ __field(bool, sync)
+ ),
+
+ TP_fast_assign(
+ __entry->zone_start = zone_start;
+ __entry->migrate_pfn = migrate_pfn;
+ __entry->free_pfn = free_pfn;
+ __entry->zone_end = zone_end;
+ __entry->sync = sync;
+ ),
+
+ TP_printk("zone_start=0x%lx migrate_pfn=0x%lx free_pfn=0x%lx zone_end=0x%lx, mode=%s",
+ __entry->zone_start,
+ __entry->migrate_pfn,
+ __entry->free_pfn,
+ __entry->zone_end,
+ __entry->sync ? "sync" : "async")
+);
+
+TRACE_EVENT(mm_compaction_end,
+ TP_PROTO(unsigned long zone_start, unsigned long migrate_pfn,
+ unsigned long free_pfn, unsigned long zone_end, bool sync,
+ int status),
+
+ TP_ARGS(zone_start, migrate_pfn, free_pfn, zone_end, sync, status),
+
+ TP_STRUCT__entry(
+ __field(unsigned long, zone_start)
+ __field(unsigned long, migrate_pfn)
+ __field(unsigned long, free_pfn)
+ __field(unsigned long, zone_end)
+ __field(bool, sync)
+ __field(int, status)
+ ),
+
+ TP_fast_assign(
+ __entry->zone_start = zone_start;
+ __entry->migrate_pfn = migrate_pfn;
+ __entry->free_pfn = free_pfn;
+ __entry->zone_end = zone_end;
+ __entry->sync = sync;
+ __entry->status = status;
+ ),
+
+ TP_printk("zone_start=0x%lx migrate_pfn=0x%lx free_pfn=0x%lx zone_end=0x%lx, mode=%s status=%s",
+ __entry->zone_start,
+ __entry->migrate_pfn,
+ __entry->free_pfn,
+ __entry->zone_end,
+ __entry->sync ? "sync" : "async",
+ compaction_status_string[__entry->status])
+);
+
+TRACE_EVENT(mm_compaction_try_to_compact_pages,
+
+ TP_PROTO(
+ int order,
+ gfp_t gfp_mask,
+ enum migrate_mode mode),
+
+ TP_ARGS(order, gfp_mask, mode),
+
+ TP_STRUCT__entry(
+ __field(int, order)
+ __field(gfp_t, gfp_mask)
+ __field(enum migrate_mode, mode)
+ ),
+
+ TP_fast_assign(
+ __entry->order = order;
+ __entry->gfp_mask = gfp_mask;
+ __entry->mode = mode;
+ ),
+
+ TP_printk("order=%d gfp_mask=0x%x mode=%d",
+ __entry->order,
+ __entry->gfp_mask,
+ (int)__entry->mode)
+);
+
+DECLARE_EVENT_CLASS(mm_compaction_suitable_template,
+
+ TP_PROTO(struct zone *zone,
+ int order,
+ int ret),
+
+ TP_ARGS(zone, order, ret),
+
+ TP_STRUCT__entry(
+ __field(int, nid)
+ __field(char *, name)
+ __field(int, order)
+ __field(int, ret)
+ ),
+
+ TP_fast_assign(
+ __entry->nid = zone_to_nid(zone);
+ __entry->name = (char *)zone->name;
+ __entry->order = order;
+ __entry->ret = ret;
+ ),
+
+ TP_printk("node=%d zone=%-8s order=%d ret=%s",
+ __entry->nid,
+ __entry->name,
+ __entry->order,
+ compaction_status_string[__entry->ret])
+);
+
+DEFINE_EVENT(mm_compaction_suitable_template, mm_compaction_finished,
+
+ TP_PROTO(struct zone *zone,
+ int order,
+ int ret),
+
+ TP_ARGS(zone, order, ret)
+);
+
+DEFINE_EVENT(mm_compaction_suitable_template, mm_compaction_suitable,
+
+ TP_PROTO(struct zone *zone,
+ int order,
+ int ret),
+
+ TP_ARGS(zone, order, ret)
+);
+
+#ifdef CONFIG_COMPACTION
+DECLARE_EVENT_CLASS(mm_compaction_defer_template,
+
+ TP_PROTO(struct zone *zone, int order),
+
+ TP_ARGS(zone, order),
+
+ TP_STRUCT__entry(
+ __field(int, nid)
+ __field(char *, name)
+ __field(int, order)
+ __field(unsigned int, considered)
+ __field(unsigned int, defer_shift)
+ __field(int, order_failed)
+ ),
+
+ TP_fast_assign(
+ __entry->nid = zone_to_nid(zone);
+ __entry->name = (char *)zone->name;
+ __entry->order = order;
+ __entry->considered = zone->compact_considered;
+ __entry->defer_shift = zone->compact_defer_shift;
+ __entry->order_failed = zone->compact_order_failed;
+ ),
+
+ TP_printk("node=%d zone=%-8s order=%d order_failed=%d consider=%u limit=%lu",
+ __entry->nid,
+ __entry->name,
+ __entry->order,
+ __entry->order_failed,
+ __entry->considered,
+ 1UL << __entry->defer_shift)
+);
+
+DEFINE_EVENT(mm_compaction_defer_template, mm_compaction_deferred,
+
+ TP_PROTO(struct zone *zone, int order),
+
+ TP_ARGS(zone, order)
+);
+
+DEFINE_EVENT(mm_compaction_defer_template, mm_compaction_defer_compaction,
+
+ TP_PROTO(struct zone *zone, int order),
+
+ TP_ARGS(zone, order)
+);
+
+DEFINE_EVENT(mm_compaction_defer_template, mm_compaction_defer_reset,
+
+ TP_PROTO(struct zone *zone, int order),
+
+ TP_ARGS(zone, order)
+);
+#endif
+
+#endif /* _TRACE_COMPACTION_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>