Drop unused ZNODE_STATS and ZNODE_STAT_ADD()

Unused since 5649246dd3("Remove znode move functionality"),
and ZNODE_STAT_ADD() will never be needed.

Reviewed-by: Richard Elling <Richard.Elling@RichardElling.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: George Melikov <mail@gmelikov.ru>
Signed-off-by: Tomohiro Kusumi <kusumi.tomohiro@gmail.com>
Closes #8636

diff --git a/module/zfs/zfs_znode.c b/module/zfs/zfs_znode.c
index 761fbcb33764301f028b0b851fc2559442236271..d998e42ab0ba51ae140a0416b76ad0bb8af8e622 100644 (file)
--- a/module/zfs/zfs_znode.c
+++ b/module/zfs/zfs_znode.c
@@ -66,20 +66,6 @@
 #include "zfs_prop.h"
 #include "zfs_comutil.h"
 
-/*
- * Define ZNODE_STATS to turn on statistic gathering. By default, it is only
- * turned on when DEBUG is also defined.
- */
-#ifdef DEBUG
-#define        ZNODE_STATS
-#endif /* DEBUG */
-
-#ifdef ZNODE_STATS
-#define        ZNODE_STAT_ADD(stat)                    ((stat)++)
-#else
-#define        ZNODE_STAT_ADD(stat)                    /* nothing */
-#endif /* ZNODE_STATS */
-
 /*
  * Functions needed for userland (ie: libzpool) are not put under
  * #ifdef_KERNEL; the rest of the functions have dependencies