diff --git a/kmod/src/Makefile.kernelcompat b/kmod/src/Makefile.kernelcompat
index 96d2dd58..1140549d 100644
--- a/kmod/src/Makefile.kernelcompat
+++ b/kmod/src/Makefile.kernelcompat
@@ -6,16 +6,6 @@
 
 ccflags-y += -include $(src)/kernelcompat.h
 
-#
-# v5.3-12296-g6d2052d188d9
-#
-# The RBCOMPUTE function is now passed an extra flag, and should return a bool
-# to indicate whether the propagated callback should stop or not.
-#
-ifneq (,$(shell grep 'static inline bool RBNAME.*_compute_max' include/linux/rbtree_augmented.h))
-ccflags-y += -DKC_RB_TREE_AUGMENTED_COMPUTE_MAX
-endif
-
 #
 # v4.8-rc1-29-g31051c85b5e2
 #
diff --git a/kmod/src/tseq.c b/kmod/src/tseq.c
index 2621406f..d4d24fc7 100644
--- a/kmod/src/tseq.c
+++ b/kmod/src/tseq.c
@@ -46,7 +46,6 @@ static struct scoutfs_tseq_entry *tseq_rb_next(struct scoutfs_tseq_entry *ent)
 	return rb_entry(node, struct scoutfs_tseq_entry, node);
 }
 
-#ifdef KC_RB_TREE_AUGMENTED_COMPUTE_MAX
 static bool tseq_compute_total(struct scoutfs_tseq_entry *ent, bool exit)
 {
 	loff_t total = 1 + tseq_node_total(ent->node.rb_left) +
@@ -61,17 +60,6 @@ static bool tseq_compute_total(struct scoutfs_tseq_entry *ent, bool exit)
 
 RB_DECLARE_CALLBACKS(static, tseq_rb_callbacks, struct scoutfs_tseq_entry,
 		     node, total, tseq_compute_total);
-#else
-
-static loff_t tseq_compute_total(struct scoutfs_tseq_entry *ent)
-{
-	return 1 + tseq_node_total(ent->node.rb_left) +
-	       tseq_node_total(ent->node.rb_right);
-}
-
-RB_DECLARE_CALLBACKS(static, tseq_rb_callbacks, struct scoutfs_tseq_entry,
-		     node, loff_t, total, tseq_compute_total);
-#endif
 
 void scoutfs_tseq_tree_init(struct scoutfs_tseq_tree *tree,
 			    scoutfs_tseq_show_t show)