Index: linux-2.6.21-rc3/arch/ia64/configs/sn2_defconfig
===================================================================
--- linux-2.6.21-rc3.orig/arch/ia64/configs/sn2_defconfig	2007-03-09 21:33:58.000000000 -0800
+++ linux-2.6.21-rc3/arch/ia64/configs/sn2_defconfig	2007-03-09 21:34:16.000000000 -0800
@@ -46,7 +46,8 @@ CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
 CONFIG_SHMEM=y
-CONFIG_SLAB=y
+CONFIG_SLAB=n
+CONFIG_SLUB=y
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_RT_MUTEXES=y
 # CONFIG_TINY_SHMEM is not set