diff options
Diffstat (limited to 'arch/powerpc/platforms/pseries/Kconfig')
| -rw-r--r-- | arch/powerpc/platforms/pseries/Kconfig | 46 |
1 files changed, 38 insertions, 8 deletions
diff --git a/arch/powerpc/platforms/pseries/Kconfig b/arch/powerpc/platforms/pseries/Kconfig index 595e9f8a6539..afc0f6a61337 100644 --- a/arch/powerpc/platforms/pseries/Kconfig +++ b/arch/powerpc/platforms/pseries/Kconfig @@ -7,6 +7,7 @@ config PPC_PSERIES select OF_DYNAMIC select FORCE_PCI select PCI_MSI + select GENERIC_ALLOCATOR select PPC_XICS select PPC_XIVE_SPAPR select PPC_ICP_NATIVE @@ -17,24 +18,37 @@ config PPC_PSERIES select PPC_RTAS_DAEMON select RTAS_ERROR_LOGGING select PPC_UDBG_16550 - select PPC_NATIVE select PPC_DOORBELL select HOTPLUG_CPU - select ARCH_RANDOM - select PPC_DOORBELL select FORCE_SMP select SWIOTLB + select ARCH_SUPPORTS_PER_VMA_LOCK default y +config PARAVIRT + bool + +config PARAVIRT_SPINLOCKS + bool + +config PARAVIRT_TIME_ACCOUNTING + select PARAVIRT + bool + config PPC_SPLPAR - depends on PPC_PSERIES bool "Support for shared-processor logical partitions" + depends on PPC_PSERIES + select PARAVIRT_SPINLOCKS if PPC_QUEUED_SPINLOCKS + select PARAVIRT_TIME_ACCOUNTING if VIRT_CPU_ACCOUNTING_GEN + default y help Enabling this option will make the kernel run more efficiently on logically-partitioned pSeries systems which use shared processors, that is, which share physical processors between two or more partitions. + Say Y if you are unsure. + config DTL bool "Dispatch Trace Log" depends on PPC_SPLPAR && DEBUG_FS @@ -55,10 +69,6 @@ config PSERIES_ENERGY Provides: /sys/devices/system/cpu/pseries_(de)activation_hint_list and /sys/devices/system/cpu/cpuN/pseries_(de)activation_hint -config SCANLOG - tristate "Scanlog dump interface" - depends on RTAS_PROC && PPC_PSERIES - config IO_EVENT_IRQ bool "IO Event Interrupt support" depends on PPC_PSERIES @@ -141,6 +151,25 @@ config IBMEBUS help Bus device driver for GX bus based adapters. +config PSERIES_PLPKS + depends on PPC_PSERIES + select NLS + bool + # PowerVM provides an isolated Platform Keystore (PKS) storage + # allocation for each LPAR with individually managed access + # controls to store sensitive information securely. It can be + # used to store asymmetric public keys or secrets as required + # by different usecases. + # + # This option is selected by in-kernel consumers that require + # access to the PKS. + +config PSERIES_PLPKS_SED + depends on PPC_PSERIES + bool + # This option is selected by in-kernel consumers that require + # access to the SED PKS keystore. + config PAPR_SCM depends on PPC_PSERIES && MEMORY_HOTPLUG && LIBNVDIMM tristate "Support for the PAPR Storage Class Memory interface" @@ -153,6 +182,7 @@ config PPC_SVM select SWIOTLB select ARCH_HAS_MEM_ENCRYPT select ARCH_HAS_FORCE_DMA_UNENCRYPTED + select ARCH_HAS_CC_PLATFORM help There are certain POWER platforms which support secure guests using the Protected Execution Facility, with the help of an Ultravisor |