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-rw-r--r--mm/swap.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/mm/swap.c b/mm/swap.c
index dfd7d71d684..53c9ceb7b81 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -34,6 +34,9 @@
#include "internal.h"
+#define CREATE_TRACE_POINTS
+#include <trace/events/pagemap.h>
+
/* How many pages do we try to swap or page in/out together? */
int page_cluster;
@@ -384,6 +387,7 @@ static void __activate_page(struct page *page, struct lruvec *lruvec,
SetPageActive(page);
lru += LRU_ACTIVE;
add_page_to_lru_list(page, lruvec, lru);
+ trace_mm_lru_activate(page, page_to_pfn(page));
__count_vm_event(PGACTIVATE);
update_page_reclaim_stat(lruvec, file, 1);
@@ -808,6 +812,7 @@ static void __pagevec_lru_add_fn(struct page *page, struct lruvec *lruvec,
SetPageActive(page);
add_page_to_lru_list(page, lruvec, lru);
update_page_reclaim_stat(lruvec, file, active);
+ trace_mm_lru_insertion(page, page_to_pfn(page), lru, trace_pagemap_flags(page));
}
/*