--- init/Kconfig

+++ init/Kconfig

@@ -1068,6 +1068,7 @@ config SLAB

per cpu and per node queues.

config SLUB

+ depends on BROKEN || NUMA || !DISCONTIGMEM

bool "SLUB (Unqueued Allocator)"

help

SLUB is a slab allocator that minimizes cache line usage