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-rw-r--r--pkgs/os-specific/linux/kernel/common-config.nix2
1 files changed, 2 insertions, 0 deletions
diff --git a/pkgs/os-specific/linux/kernel/common-config.nix b/pkgs/os-specific/linux/kernel/common-config.nix
index 61dbf2393bb1..189110445792 100644
--- a/pkgs/os-specific/linux/kernel/common-config.nix
+++ b/pkgs/os-specific/linux/kernel/common-config.nix
@@ -636,6 +636,8 @@ let
       MLX4_EN_VXLAN = whenOlder "4.8" yes;
       MLX5_CORE_EN       = option yes;
 
+      PSI = whenAtLeast "4.20" yes;
+
       MODVERSIONS        = whenOlder "4.9" yes;
       MOUSE_PS2_ELANTECH = yes; # Elantech PS/2 protocol extension
       MTRR_SANITIZER     = yes;