diff options
Diffstat (limited to 'arch/powerpc/platforms/pseries/Kconfig')
| -rw-r--r-- | arch/powerpc/platforms/pseries/Kconfig | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/pseries/Kconfig b/arch/powerpc/platforms/pseries/Kconfig index afc0f6a61337..a934c2a262f6 100644 --- a/arch/powerpc/platforms/pseries/Kconfig +++ b/arch/powerpc/platforms/pseries/Kconfig @@ -23,6 +23,7 @@ config PPC_PSERIES select FORCE_SMP select SWIOTLB select ARCH_SUPPORTS_PER_VMA_LOCK + select PPC_RADIX_BROADCAST_TLBIE default y config PARAVIRT @@ -128,6 +129,15 @@ config CMM will be reused for other LPARs. The interface allows firmware to balance memory across many LPARs. +config HTMDUMP + tristate "PowerVM data dumper" + depends on PPC_PSERIES && DEBUG_FS + default m + help + Select this option, if you want to enable the kernel debugfs + interface to dump the Hardware Trace Macro (HTM) function data + in the LPAR. + config HV_PERF_CTRS bool "Hypervisor supplied PMU events (24x7 & GPCI)" default y @@ -140,6 +150,20 @@ config HV_PERF_CTRS If unsure, select Y. +config VPA_PMU + tristate "VPA PMU events" + depends on KVM_BOOK3S_64_HV && HV_PERF_CTRS + help + Enable access to the VPA PMU counters via perf. This enables + code that support measurement for KVM on PowerVM(KoP) feature. + PAPR hypervisor has introduced three new counters in the VPA area + of LPAR CPUs for KVM L2 guest observability. Two for context switches + from host to guest and vice versa, and one counter for getting + the total time spent inside the KVM guest. This config enables code + that access these software counters via perf. + + If unsure, Select N. + config IBMVIO depends on PPC_PSERIES bool |