diff options
Diffstat (limited to 'arch/arm/Kconfig')
| -rw-r--r-- | arch/arm/Kconfig | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index b649c5904a4..adddd220bd9 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -7,7 +7,6 @@ config ARM select HAVE_IDE if PCI || ISA || PCMCIA select HAVE_DMA_ATTRS select HAVE_DMA_CONTIGUOUS if (CPU_V6 || CPU_V6K || CPU_V7) - select CMA if (CPU_V6 || CPU_V6K || CPU_V7) select HAVE_MEMBLOCK select RTC_LIB select SYS_SUPPORTS_APM_EMULATION @@ -294,6 +293,7 @@ config ARCH_VERSATILE select ICST select GENERIC_CLOCKEVENTS select ARCH_WANT_OPTIONAL_GPIOLIB + select NEED_MACH_IO_H if PCI select PLAT_VERSATILE select PLAT_VERSATILE_CLCD select PLAT_VERSATILE_FPGA_IRQ @@ -589,6 +589,7 @@ config ARCH_ORION5X select PCI select ARCH_REQUIRE_GPIOLIB select GENERIC_CLOCKEVENTS + select NEED_MACH_IO_H select PLAT_ORION help Support for the following Marvell Orion 5x series SoCs: @@ -1511,6 +1512,35 @@ config SCHED_SMT MultiThreading at a cost of slightly increased overhead in some places. If unsure say N here. +config DISABLE_CPU_SCHED_DOMAIN_BALANCE + bool "(EXPERIMENTAL) Disable CPU level scheduler load-balancing" + help + Disables scheduler load-balancing at CPU sched domain level. + +config SCHED_HMP + bool "(EXPERIMENTAL) Heterogenous multiprocessor scheduling" + depends on DISABLE_CPU_SCHED_DOMAIN_BALANCE && SCHED_MC && FAIR_GROUP_SCHED && !SCHED_AUTOGROUP + help + Experimental scheduler optimizations for heterogeneous platforms. + Attempts introspectively select task affinity to optimize power + and performance. Currently support two types of CPUs: fast + (high-performance) and slow (power-efficient). There is currently + no support for migration of task groups, hence !SCHED_AUTOGROUP. + +config HMP_FAST_CPU_MASK + string "HMP scheduler fast CPU mask" + depends on SCHED_HMP + help + Specifies the cpuids of the fast CPUs in the system as a list + string, e.g. cpuid 0+1 should be specified as 0-1. + +config HMP_SLOW_CPU_MASK + string "HMP scheduler slow CPU mask" + depends on SCHED_HMP + help + Specifies the cpuids of the slow CPUs in the system as a list + string, e.g. cpuid 0+1 should be specified as 0-1. + config HAVE_ARM_SCU bool help |