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Diffstat (limited to 'nixos/modules/services/hardware/throttled.nix')
-rw-r--r--nixos/modules/services/hardware/throttled.nix5
1 files changed, 2 insertions, 3 deletions
diff --git a/nixos/modules/services/hardware/throttled.nix b/nixos/modules/services/hardware/throttled.nix
index afca24d976e1..9fa495886119 100644
--- a/nixos/modules/services/hardware/throttled.nix
+++ b/nixos/modules/services/hardware/throttled.nix
@@ -29,8 +29,7 @@ in {
 
     # Kernel 5.9 spams warnings whenever userspace writes to CPU MSRs.
     # See https://github.com/erpalma/throttled/issues/215
-    boot.kernelParams =
-      optional (versionAtLeast config.boot.kernelPackages.kernel.version "5.9")
-      "msr.allow_writes=on";
+    hardware.cpu.x86.msr.settings.allow-writes =
+      mkIf (versionAtLeast config.boot.kernelPackages.kernel.version "5.9") "on";
   };
 }