On Thu, Jun 4, 2015 at 3:56 PM, Xishi Qiu <qiuxishi@xxxxxxxxxx> 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 Is it correct for the systems (NOT xeon) without memory support built in? > + 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 > > > -- > 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> -- Leon Romanovsky | Independent Linux Consultant www.leon.nu | leon@xxxxxxx -- 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>