years ago, the primary authors (including Greg Kroah-Hartmann) have confirmed there are no current plans to release it. What Exists
: Some GitHub repositories or document-sharing sites use "4th Edition" as a title for community-updated versions of or collections of newer driver tutorials How to Use LDD3 in 2026 Linux Device Drivers 4th Edition Pdf Github
The of " Linux Device Drivers " (LDD4) has not been officially released as a completed book by O'Reilly. While there was anticipation for a 4th edition to cover modern kernels, the project faced delays and remains incomplete. Linux Device Drivers 4th Edition Pdf Github