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-rw-r--r--arch/ia64/Kconfig19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index a85ea9d..ff7ae6b 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
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