diff options
Diffstat (limited to 'arch/ia64/Kconfig')
| -rw-r--r-- | arch/ia64/Kconfig | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index a85ea9d37f0..ff7ae6b664e 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -271,6 +271,25 @@ config SCHED_SMT Intel IA64 chips with MultiThreading at a cost of slightly increased overhead in some places. If unsure say N here. +config PERMIT_BSP_REMOVE + bool "Support removal of Bootstrap Processor" + depends on HOTPLUG_CPU + default n + ---help--- + Say Y here if your platform SAL will support removal of BSP with HOTPLUG_CPU + support. + +config FORCE_CPEI_RETARGET + bool "Force assumption that CPEI can be re-targetted" + depends on PERMIT_BSP_REMOVE + default n + ---help--- + Say Y if you need to force the assumption that CPEI can be re-targetted to + any cpu in the system. This hint is available via ACPI 3.0 specifications. + Tiger4 systems are capable of re-directing CPEI to any CPU other than BSP. + This option it useful to enable this feature on older BIOS's as well. + You can also enable this by using boot command line option force_cpei=1. + config PREEMPT bool "Preemptible Kernel" help |