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nixos on hyperv: hot-add CPU

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This commit is contained in:
Peter Hoeg 2018-09-28 22:27:52 +08:00
parent ca6d41ae65
commit 6e3e136f77
1 changed files with 8 additions and 4 deletions
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12
nixos/modules/virtualisation/hyperv-guest.nix
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@ -40,12 +40,16 @@ in {
security.rngd.enable = false;
# enable hotadding memory
# enable hotadding cpu/memory
services.udev.packages = lib.singleton (pkgs.writeTextFile {
name = "hyperv-memory-hotadd-udev-rules";
destination = "/etc/udev/rules.d/99-hyperv-memory-hotadd.rules";
name = "hyperv-cpu-and-memory-hotadd-udev-rules";
destination = "/etc/udev/rules.d/99-hyperv-cpu-and-memory-hotadd.rules";
text = ''
ACTION="add", SUBSYSTEM=="memory", ATTR{state}="online"
# Memory hotadd
SUBSYSTEM=="memory", ACTION=="add", DEVPATH=="/devices/system/memory/memory[0-9]*", TEST=="state", ATTR{state}="online"
# CPU hotadd
SUBSYSTEM=="cpu", ACTION=="add", DEVPATH=="/devices/system/cpu/cpu[0-9]*", TEST=="online", ATTR{online}="1"
'';
});