That is a question of source. If you read the article on GoL instead ( https://www.gamingonlinux.com/2025/03/linux-kernel-6-14-out-late-due-to-pure-incompetence

That is a question of source. If you read the article on GoL instead ( https://www.gamingonlinux.com/2025/03/linux-kernel-6-14-out-late-due-to-pure-incompetence-dont-get-too-excited-about-linux-gaming-boosts/ https://www.gamingonlinux.com/2025/03/linux-kernel-6-14-out-... ) you would have already read that: > For Valve's Proton however, don't go expecting much here with ntsync. As Valve developer Pierre-Loup Griffais replied to a user on Bluesky to note: > We already include fsync, which should be as fast or faster as ntsync. We developed ntsync as a general solution that'd be acceptable in upstream Wine, but there's no urgency in including it in the Deck / SteamOS kernel.