From e57e49cce6243d29437d55496c7d42037aa5d4be Mon Sep 17 00:00:00 2001 From: Mel Date: Tue, 7 Apr 2026 01:33:59 +0200 Subject: Disable kernel split lock detection on Wolfram Signed-off-by: Mel --- machines/wolfram/devices.nix | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'machines/wolfram') diff --git a/machines/wolfram/devices.nix b/machines/wolfram/devices.nix index 18ed3af..3c5dd01 100644 --- a/machines/wolfram/devices.nix +++ b/machines/wolfram/devices.nix @@ -5,6 +5,14 @@ boot = { kernelPackages = pkgs.linuxPackages_latest; + kernelParams = [ + # checking for cache splitting destroys performance on some + # windows games running via wine/proton, disable it and + # tank their performance impact, which is lower than checking + # and handling the splits. + "split_lock_detect=off" + ]; + # do not use default kernel module (r8169) for the realtek rtl8125 ethernet # controller, as it has issues with packet loss and can't keep up with the high # 2.5g link speed. -- cgit 1.4.1