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| author | James Morris <jmorris@namei.org> | 2009-06-30 03:10:35 +0400 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2009-06-30 03:10:35 +0400 |
| commit | ac7242142b03421c96b0a2f8d99f146d075614c2 (patch) | |
| tree | b0b2ead65858c7a343d38affed86fe815e37e7e9 /arch/mips/Kconfig | |
| parent | 89c86576ecde504da1eeb4f4882b2189ac2f9c4a (diff) | |
| parent | 2bfdd79eaa0043346e773ba5f6cfd811ea31b73d (diff) | |
| download | linux-ac7242142b03421c96b0a2f8d99f146d075614c2.tar.xz | |
Merge branch 'master' into next
Diffstat (limited to 'arch/mips/Kconfig')
| -rw-r--r-- | arch/mips/Kconfig | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index b29f0280d712..8c4be1f301cf 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -601,6 +601,7 @@ config CAVIUM_OCTEON_SIMULATOR select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN select SYS_SUPPORTS_HIGHMEM + select SYS_SUPPORTS_HOTPLUG_CPU select SYS_HAS_CPU_CAVIUM_OCTEON help The Octeon simulator is software performance model of the Cavium @@ -615,6 +616,7 @@ config CAVIUM_OCTEON_REFERENCE_BOARD select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN select SYS_SUPPORTS_HIGHMEM + select SYS_SUPPORTS_HOTPLUG_CPU select SYS_HAS_EARLY_PRINTK select SYS_HAS_CPU_CAVIUM_OCTEON select SWAP_IO_SPACE @@ -784,8 +786,17 @@ config SYS_HAS_EARLY_PRINTK bool config HOTPLUG_CPU + bool "Support for hot-pluggable CPUs" + depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU + help + Say Y here to allow turning CPUs off and on. CPUs can be + controlled through /sys/devices/system/cpu. + (Note: power management support will enable this option + automatically on SMP systems. ) + Say N if you want to disable CPU hotplug. + +config SYS_SUPPORTS_HOTPLUG_CPU bool - default n config I8259 bool @@ -2136,11 +2147,11 @@ menu "Power management options" config ARCH_HIBERNATION_POSSIBLE def_bool y - depends on !SMP + depends on SYS_SUPPORTS_HOTPLUG_CPU config ARCH_SUSPEND_POSSIBLE def_bool y - depends on !SMP + depends on SYS_SUPPORTS_HOTPLUG_CPU source "kernel/power/Kconfig" |