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 a85ea9d37f05..ff7ae6b664e8 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig | |||
@@ -271,6 +271,25 @@ config SCHED_SMT | |||
271 | Intel IA64 chips with MultiThreading at a cost of slightly increased | 271 | Intel IA64 chips with MultiThreading at a cost of slightly increased |
272 | overhead in some places. If unsure say N here. | 272 | overhead in some places. If unsure say N here. |
273 | 273 | ||
274 | config PERMIT_BSP_REMOVE | ||
275 | bool "Support removal of Bootstrap Processor" | ||
276 | depends on HOTPLUG_CPU | ||
277 | default n | ||
278 | ---help--- | ||
279 | Say Y here if your platform SAL will support removal of BSP with HOTPLUG_CPU | ||
280 | support. | ||
281 | |||
282 | config FORCE_CPEI_RETARGET | ||
283 | bool "Force assumption that CPEI can be re-targetted" | ||
284 | depends on PERMIT_BSP_REMOVE | ||
285 | default n | ||
286 | ---help--- | ||
287 | Say Y if you need to force the assumption that CPEI can be re-targetted to | ||
288 | any cpu in the system. This hint is available via ACPI 3.0 specifications. | ||
289 | Tiger4 systems are capable of re-directing CPEI to any CPU other than BSP. | ||
290 | This option it useful to enable this feature on older BIOS's as well. | ||
291 | You can also enable this by using boot command line option force_cpei=1. | ||
292 | |||
274 | config PREEMPT | 293 | config PREEMPT |
275 | bool "Preemptible Kernel" | 294 | bool "Preemptible Kernel" |
276 | help | 295 | help |