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-rw-r--r--include/linux/vmstat.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h
index 58334d439516..ff5179f2b153 100644
--- a/include/linux/vmstat.h
+++ b/include/linux/vmstat.h
@@ -159,6 +159,16 @@ static inline unsigned long zone_page_state(struct zone *zone,
return x;
}
+extern unsigned long global_lru_pages(void);
+
+static inline unsigned long zone_lru_pages(struct zone *zone)
+{
+ return (zone_page_state(zone, NR_ACTIVE_ANON)
+ + zone_page_state(zone, NR_ACTIVE_FILE)
+ + zone_page_state(zone, NR_INACTIVE_ANON)
+ + zone_page_state(zone, NR_INACTIVE_FILE));
+}
+
#ifdef CONFIG_NUMA
/*
* Determine the per node value of a stat item. This function