config NO_DMA
def_bool y
+config ARCH_DMA_ADDR_T_64BIT
+ def_bool 64BIT
+
config GENERIC_LOCKBREAK
bool
default y
select HAVE_KVM if 64BIT
select HAVE_ARCH_TRACEHOOK
select INIT_ALL_POSSIBLE
+ select HAVE_IRQ_WORK
select HAVE_PERF_EVENTS
select HAVE_KERNEL_GZIP
select HAVE_KERNEL_BZIP2
select HAVE_KERNEL_LZMA
select HAVE_KERNEL_LZO
+ select HAVE_GET_USER_PAGES_FAST
select ARCH_INLINE_SPIN_TRYLOCK
select ARCH_INLINE_SPIN_TRYLOCK_BH
select ARCH_INLINE_SPIN_LOCK
can be controlled through /sys/devices/system/cpu/cpu#.
Say N if you want to disable CPU hotplug.
+config SCHED_BOOK
+ bool "Book scheduler support"
+ depends on SMP
+ help
+ Book scheduler support improves the CPU scheduler's decision making
+ when dealing with machines that have several books.
+
config MATHEMU
bool "IEEE FPU emulation"
depends on MARCH_G5
machines such as the z990, z890, z900, z800, z9-109, z9-ec
and z9-bc.
+config MARCH_Z196
+ bool "IBM zEnterprise 196"
+ help
+ Select this to enable optimizations for IBM zEnterprise 196.
+ The kernel will be slightly faster but will not work on older
+ machines such as the z990, z890, z900, z800, z9-109, z9-ec,
+ z9-bc, z10-ec and z10-bc.
+
endchoice
config PACK_STACK