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Renaming security.virtualization.flushL1DataCache to virtualisation

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Fixes #65044
This commit is contained in:
Marek Mahut
2019-07-19 15:49:37 +02:00
parent 663542ad04
commit e72f25673d
3 changed files with 7 additions and 5 deletions
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nixos/modules/security/misc.nix
+4 -4
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@@ -48,13 +48,13 @@ with lib;
e.g., shared caches). This attack vector is unproven.
Disabling SMT is a supplement to the L1 data cache flushing mitigation
(see <xref linkend="opt-security.virtualization.flushL1DataCache"/>)
(see <xref linkend="opt-security.virtualisation.flushL1DataCache"/>)
versus malicious VM guests (SMT could "bring back" previously flushed
data).
'';
};
security.virtualization.flushL1DataCache = mkOption {
security.virtualisation.flushL1DataCache = mkOption {
type = types.nullOr (types.enum [ "never" "cond" "always" ]);
default = null;
description = ''
@@ -114,8 +114,8 @@ with lib;
boot.kernelParams = [ "nosmt" ];
})
(mkIf (config.security.virtualization.flushL1DataCache != null) {
boot.kernelParams = [ "kvm-intel.vmentry_l1d_flush=${config.security.virtualization.flushL1DataCache}" ];
(mkIf (config.security.virtualisation.flushL1DataCache != null) {
boot.kernelParams = [ "kvm-intel.vmentry_l1d_flush=${config.security.virtualisation.flushL1DataCache}" ];
})
];
}