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-rw-r--r--include/trace/events/vmscan.h275
1 files changed, 275 insertions, 0 deletions
diff --git a/include/trace/events/vmscan.h b/include/trace/events/vmscan.h
new file mode 100644
index 000000000000..370aa5a87322
--- /dev/null
+++ b/include/trace/events/vmscan.h
@@ -0,0 +1,275 @@
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM vmscan
+
+#if !defined(_TRACE_VMSCAN_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_VMSCAN_H
+
+#include <linux/types.h>
+#include <linux/tracepoint.h>
+#include "gfpflags.h"
+
+#define RECLAIM_WB_ANON 0x0001u
+#define RECLAIM_WB_FILE 0x0002u
+#define RECLAIM_WB_SYNC 0x0004u
+#define RECLAIM_WB_ASYNC 0x0008u
+
+#define show_reclaim_flags(flags) \
+ (flags) ? __print_flags(flags, "|", \
+ {RECLAIM_WB_ANON, "RECLAIM_WB_ANON"}, \
+ {RECLAIM_WB_FILE, "RECLAIM_WB_FILE"}, \
+ {RECLAIM_WB_SYNC, "RECLAIM_WB_SYNC"}, \
+ {RECLAIM_WB_ASYNC, "RECLAIM_WB_ASYNC"} \
+ ) : "RECLAIM_WB_NONE"
+
+#define trace_reclaim_flags(page, sync) ( \
+ (page_is_file_cache(page) ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \
+ (sync == PAGEOUT_IO_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC) \
+ )
+
+TRACE_EVENT(mm_vmscan_kswapd_sleep,
+
+ TP_PROTO(int nid),
+
+ TP_ARGS(nid),
+
+ TP_STRUCT__entry(
+ __field( int, nid )
+ ),
+
+ TP_fast_assign(
+ __entry->nid = nid;
+ ),
+
+ TP_printk("nid=%d", __entry->nid)
+);
+
+TRACE_EVENT(mm_vmscan_kswapd_wake,
+
+ TP_PROTO(int nid, int order),
+
+ TP_ARGS(nid, order),
+
+ TP_STRUCT__entry(
+ __field( int, nid )
+ __field( int, order )
+ ),
+
+ TP_fast_assign(
+ __entry->nid = nid;
+ __entry->order = order;
+ ),
+
+ TP_printk("nid=%d order=%d", __entry->nid, __entry->order)
+);
+
+TRACE_EVENT(mm_vmscan_wakeup_kswapd,
+
+ TP_PROTO(int nid, int zid, int order),
+
+ TP_ARGS(nid, zid, order),
+
+ TP_STRUCT__entry(
+ __field( int, nid )
+ __field( int, zid )
+ __field( int, order )
+ ),
+
+ TP_fast_assign(
+ __entry->nid = nid;
+ __entry->zid = zid;
+ __entry->order = order;
+ ),
+
+ TP_printk("nid=%d zid=%d order=%d",
+ __entry->nid,
+ __entry->zid,
+ __entry->order)
+);
+
+DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template,
+
+ TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
+
+ TP_ARGS(order, may_writepage, gfp_flags),
+
+ TP_STRUCT__entry(
+ __field( int, order )
+ __field( int, may_writepage )
+ __field( gfp_t, gfp_flags )
+ ),
+
+ TP_fast_assign(
+ __entry->order = order;
+ __entry->may_writepage = may_writepage;
+ __entry->gfp_flags = gfp_flags;
+ ),
+
+ TP_printk("order=%d may_writepage=%d gfp_flags=%s",
+ __entry->order,
+ __entry->may_writepage,
+ show_gfp_flags(__entry->gfp_flags))
+);
+
+DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin,
+
+ TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
+
+ TP_ARGS(order, may_writepage, gfp_flags)
+);
+
+DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_reclaim_begin,
+
+ TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
+
+ TP_ARGS(order, may_writepage, gfp_flags)
+);
+
+DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_softlimit_reclaim_begin,
+
+ TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
+
+ TP_ARGS(order, may_writepage, gfp_flags)
+);
+
+DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_end_template,
+
+ TP_PROTO(unsigned long nr_reclaimed),
+
+ TP_ARGS(nr_reclaimed),
+
+ TP_STRUCT__entry(
+ __field( unsigned long, nr_reclaimed )
+ ),
+
+ TP_fast_assign(
+ __entry->nr_reclaimed = nr_reclaimed;
+ ),
+
+ TP_printk("nr_reclaimed=%lu", __entry->nr_reclaimed)
+);
+
+DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_direct_reclaim_end,
+
+ TP_PROTO(unsigned long nr_reclaimed),
+
+ TP_ARGS(nr_reclaimed)
+);
+
+DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_reclaim_end,
+
+ TP_PROTO(unsigned long nr_reclaimed),
+
+ TP_ARGS(nr_reclaimed)
+);
+
+DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_softlimit_reclaim_end,
+
+ TP_PROTO(unsigned long nr_reclaimed),
+
+ TP_ARGS(nr_reclaimed)
+);
+
+
+DECLARE_EVENT_CLASS(mm_vmscan_lru_isolate_template,
+
+ TP_PROTO(int order,
+ unsigned long nr_requested,
+ unsigned long nr_scanned,
+ unsigned long nr_taken,
+ unsigned long nr_lumpy_taken,
+ unsigned long nr_lumpy_dirty,
+ unsigned long nr_lumpy_failed,
+ int isolate_mode),
+
+ TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode),
+
+ TP_STRUCT__entry(
+ __field(int, order)
+ __field(unsigned long, nr_requested)
+ __field(unsigned long, nr_scanned)
+ __field(unsigned long, nr_taken)
+ __field(unsigned long, nr_lumpy_taken)
+ __field(unsigned long, nr_lumpy_dirty)
+ __field(unsigned long, nr_lumpy_failed)
+ __field(int, isolate_mode)
+ ),
+
+ TP_fast_assign(
+ __entry->order = order;
+ __entry->nr_requested = nr_requested;
+ __entry->nr_scanned = nr_scanned;
+ __entry->nr_taken = nr_taken;
+ __entry->nr_lumpy_taken = nr_lumpy_taken;
+ __entry->nr_lumpy_dirty = nr_lumpy_dirty;
+ __entry->nr_lumpy_failed = nr_lumpy_failed;
+ __entry->isolate_mode = isolate_mode;
+ ),
+
+ TP_printk("isolate_mode=%d order=%d nr_requested=%lu nr_scanned=%lu nr_taken=%lu contig_taken=%lu contig_dirty=%lu contig_failed=%lu",
+ __entry->isolate_mode,
+ __entry->order,
+ __entry->nr_requested,
+ __entry->nr_scanned,
+ __entry->nr_taken,
+ __entry->nr_lumpy_taken,
+ __entry->nr_lumpy_dirty,
+ __entry->nr_lumpy_failed)
+);
+
+DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_lru_isolate,
+
+ TP_PROTO(int order,
+ unsigned long nr_requested,
+ unsigned long nr_scanned,
+ unsigned long nr_taken,
+ unsigned long nr_lumpy_taken,
+ unsigned long nr_lumpy_dirty,
+ unsigned long nr_lumpy_failed,
+ int isolate_mode),
+
+ TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode)
+
+);
+
+DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_memcg_isolate,
+
+ TP_PROTO(int order,
+ unsigned long nr_requested,
+ unsigned long nr_scanned,
+ unsigned long nr_taken,
+ unsigned long nr_lumpy_taken,
+ unsigned long nr_lumpy_dirty,
+ unsigned long nr_lumpy_failed,
+ int isolate_mode),
+
+ TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode)
+
+);
+
+TRACE_EVENT(mm_vmscan_writepage,
+
+ TP_PROTO(struct page *page,
+ int reclaim_flags),
+
+ TP_ARGS(page, reclaim_flags),
+
+ TP_STRUCT__entry(
+ __field(struct page *, page)
+ __field(int, reclaim_flags)
+ ),
+
+ TP_fast_assign(
+ __entry->page = page;
+ __entry->reclaim_flags = reclaim_flags;
+ ),
+
+ TP_printk("page=%p pfn=%lu flags=%s",
+ __entry->page,
+ page_to_pfn(__entry->page),
+ show_reclaim_flags(__entry->reclaim_flags))
+);
+
+#endif /* _TRACE_VMSCAN_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.