diff options
Diffstat (limited to 'arch/riscv/Kconfig')
-rw-r--r-- | arch/riscv/Kconfig | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 81b76d44725d..2ef05ef921b5 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -143,7 +143,7 @@ config PAGE_OFFSET default 0xffffffe000000000 if 64BIT && MAXPHYSMEM_128GB config ARCH_FLATMEM_ENABLE - def_bool y + def_bool !NUMA config ARCH_SPARSEMEM_ENABLE def_bool y @@ -298,6 +298,35 @@ config TUNE_GENERIC endchoice +# Common NUMA Features +config NUMA + bool "NUMA Memory Allocation and Scheduler Support" + select GENERIC_ARCH_NUMA + select OF_NUMA + select ARCH_SUPPORTS_NUMA_BALANCING + help + Enable NUMA (Non-Uniform Memory Access) support. + + The kernel will try to allocate memory used by a CPU on the + local memory of the CPU and add some more NUMA awareness to the kernel. + +config NODES_SHIFT + int "Maximum NUMA Nodes (as a power of 2)" + range 1 10 + default "2" + depends on NEED_MULTIPLE_NODES + help + Specify the maximum number of NUMA Nodes available on the target + system. Increases memory reserved to accommodate various tables. + +config USE_PERCPU_NUMA_NODE_ID + def_bool y + depends on NUMA + +config NEED_PER_CPU_EMBED_FIRST_CHUNK + def_bool y + depends on NUMA + config RISCV_ISA_C bool "Emit compressed instructions when building Linux" default y |