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 199eeaf0f4e3..5e0f58e37c59 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig | |||
@@ -272,6 +272,25 @@ config SCHED_SMT | |||
272 | Intel IA64 chips with MultiThreading at a cost of slightly increased | 272 | Intel IA64 chips with MultiThreading at a cost of slightly increased |
273 | overhead in some places. If unsure say N here. | 273 | overhead in some places. If unsure say N here. |
274 | 274 | ||
275 | config PERMIT_BSP_REMOVE | ||
276 | bool "Support removal of Bootstrap Processor" | ||
277 | depends on HOTPLUG_CPU | ||
278 | default n | ||
279 | ---help--- | ||
280 | Say Y here if your platform SAL will support removal of BSP with HOTPLUG_CPU | ||
281 | support. | ||
282 | |||
283 | config FORCE_CPEI_RETARGET | ||
284 | bool "Force assumption that CPEI can be re-targetted" | ||
285 | depends on PERMIT_BSP_REMOVE | ||
286 | default n | ||
287 | ---help--- | ||
288 | Say Y if you need to force the assumption that CPEI can be re-targetted to | ||
289 | any cpu in the system. This hint is available via ACPI 3.0 specifications. | ||
290 | Tiger4 systems are capable of re-directing CPEI to any CPU other than BSP. | ||
291 | This option it useful to enable this feature on older BIOS's as well. | ||
292 | You can also enable this by using boot command line option force_cpei=1. | ||
293 | |||
275 | config PREEMPT | 294 | config PREEMPT |
276 | bool "Preemptible Kernel" | 295 | bool "Preemptible Kernel" |
277 | help | 296 | help |