fix systemd backlight persistence

2025-07-19 23:55:22 +00:00
parent e016ed9272
commit 8477e51538
1 changed files with 5 additions and 1 deletions
--- a/hosts/common/programs/assorted.nix
+++ b/hosts/common/programs/assorted.nix
@@ -1277,7 +1277,11 @@ in

  sane.persist.sys.byStore.plaintext = lib.mkIf config.sane.programs.guiApps.enabled [
    # "/var/lib/alsa"                # preserve output levels, default devices
-    "/var/lib/systemd/backlight"     # backlight brightness
+    {
+      # backlight brightness; MUST be `bind`, else systemd loses its shit with "Too many levels of symbolic links".
+      path = "/var/lib/systemd/backlight";
+      method = "bind";
+    }
  ];

  hardware.graphics = lib.mkIf config.sane.programs.guiApps.enabled ({