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-rw-r--r--src/include/storage/bufmgr.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/include/storage/bufmgr.h b/src/include/storage/bufmgr.h
index de1bbd01d83..d72bad9f561 100644
--- a/src/include/storage/bufmgr.h
+++ b/src/include/storage/bufmgr.h
@@ -48,6 +48,7 @@ extern PGDLLIMPORT int NBuffers;
extern bool zero_damaged_pages;
extern int bgwriter_lru_maxpages;
extern double bgwriter_lru_multiplier;
+extern bool track_iotiming;
extern int target_prefetch_pages;
/* in buf_init.c */