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Enable memory hotplug support

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This commit is contained in:
Aaron Andersen 2019-01-16 19:58:08 +00:00
parent 2832ec9335
commit e63414078a
1 changed files with 8 additions and 0 deletions
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8
pkgs/os-specific/linux/kernel/common-config.nix
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@ -686,6 +686,14 @@ let
HOTPLUG_PCI_ACPI = yes; # PCI hotplug using ACPI
HOTPLUG_PCI_PCIE = yes; # PCI-Expresscard hotplug support
# Enable memory hotplug support
# Allows you to dynamically add & remove memory to a VM client running NixOS without requiring a reboot
ACPI_HOTPLUG_MEMORY = yes;
MEMORY_HOTPLUG = yes;
MEMORY_HOTREMOVE = yes;
MIGRATION = yes;
SPARSEMEM = yes;
} // optionalAttrs (stdenv.hostPlatform.system == "x86_64-linux" || stdenv.hostPlatform.system == "aarch64-linux") {
# Bump the maximum number of CPUs to support systems like EC2 x1.*
# instances and Xeon Phi.