Messages in this thread Patch in this message | | | Date | Thu, 4 Jun 2015 20:56:44 +0800 | From | Xishi Qiu <> | Subject | [RFC PATCH 01/12] mm: add a new config to manage the code |
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This patch introduces a new config called "CONFIG_ACPI_MIRROR_MEMORY", it is used to on/off the feature.
Signed-off-by: Xishi Qiu <qiuxishi@huawei.com> --- mm/Kconfig | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/mm/Kconfig b/mm/Kconfig index 390214d..4f2a726 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -200,6 +200,14 @@ config MEMORY_HOTREMOVE depends on MEMORY_HOTPLUG && ARCH_ENABLE_MEMORY_HOTREMOVE depends on MIGRATION +config MEMORY_MIRROR + bool "Address range mirroring support" + depends on X86 && NUMA + default y + help + This feature depends on hardware and firmware support. + ACPI or EFI records the mirror info. + # # If we have space for more page flags then we can enable additional # optimizations and functionality. -- 2.0.0
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