From f72cb1669a015e175d0f09efabc67e451fa9874f Mon Sep 17 00:00:00 2001
From: Will Fancher <elvishjerricco@gmail.com>
Date: Sat, 1 Nov 2025 17:53:42 -0400
Subject: [PATCH] linux/common-config: Disable `LEGACY_TIOCSTI`

See the commit message adding the kconfig:
https://github.com/torvalds/linux/commit/83efeeeb3d04b22aaed1df99bc70a48fe9d22c4d

At least Fedora and Arch both appear to disable this on their kernels.
---
 pkgs/os-specific/linux/kernel/common-config.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/os-specific/linux/kernel/common-config.nix b/pkgs/os-specific/linux/kernel/common-config.nix
index 4fa16a094bdc..db639b58f417 100644
--- a/pkgs/os-specific/linux/kernel/common-config.nix
+++ b/pkgs/os-specific/linux/kernel/common-config.nix
@@ -1409,6 +1409,8 @@ let
         TASK_XACCT = yes;
         TASK_IO_ACCOUNTING = yes;
 
+        LEGACY_TIOCSTI = whenAtLeast "6.2" no;
+
         # Fresh toolchains frequently break -Werror build for minor issues.
         WERROR = whenAtLeast "5.15" no;