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-rw-r--r--malloc/hooks.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/malloc/hooks.c b/malloc/hooks.c
index 7a85136b45..0d2bb96c03 100644
--- a/malloc/hooks.c
+++ b/malloc/hooks.c
@@ -480,7 +480,7 @@ struct malloc_save_state
   unsigned long mmap_threshold;
   int check_action;
   unsigned long max_sbrked_mem;
-  unsigned long max_total_mem;
+  unsigned long max_total_mem;	/* Always 0, for backwards compatibility.  */
   unsigned int n_mmaps;
   unsigned int max_n_mmaps;
   unsigned long mmapped_mem;