On 2015/6/9 14:44, Kamezawa Hiroyuki wrote: > On 2015/06/04 21:56, Xishi Qiu wrote: >> 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@xxxxxxxxxx> >> --- >> 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. > > default y...no runtime influence when the user doesn't use memory mirror ? > It is a new feature, so how about like this: default y -> n? Thanks, Xishi Qiu > Thanks, > -Kame > > > > > . > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>