modules.system.kernel: set btrfs read policy

2026-01-12 04:39:23 +08:00 · 2025-09-05 08:49:19 +08:00
parent a8351c6088
commit 6114a8b0ca
1 changed files with 5 additions and 1 deletions
--- a/modules/system/kernel/default.nix
+++ b/modules/system/kernel/default.nix
@@ -50,7 +50,11 @@ inputs:
      ];
      # force i2c-hid-acpi to load after pinctrl-tigerlake
      extraModprobeConfig = "softdep i2c-hid-acpi pre: pinctrl-tigerlake";
-      kernelParams = [ "delayacct" ];
+      kernelParams = inputs.lib.mkMerge
+      [
+        [ "delayacct" ]
+        (inputs.lib.mkIf (builtins.elem "btrfs" kernel.patches) [ "btrfs.read_policy=queue" ])
+      ];
      kernelPackages = inputs.lib.mkIf (kernel.variant != null)
      {
        nixos = inputs.pkgs.linuxPackages;