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Diffstat (limited to 'arch/x86/Kconfig')
-rw-r--r-- | arch/x86/Kconfig | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 7f30b754bfc3..87a693cf2bb7 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -906,6 +906,15 @@ config X86_64_ACPI_NUMA help Enable ACPI SRAT based node topology detection. +# Some NUMA nodes have memory ranges that span +# other nodes. Even though a pfn is valid and +# between a node's start and end pfns, it may not +# reside on that node. See memmap_init_zone() +# for details. +config NODES_SPAN_OTHER_NODES + def_bool y + depends on X86_64_ACPI_NUMA + config NUMA_EMU bool "NUMA emulation" depends on X86_64 && NUMA |