1. Fedora Kernel Josh Boyer Presented by
Fedora Kernel Maintainer, Red Hat
Licensed under Creative Commons BY-SA
Licensed under Creative Commons BY-SA

2. Today's Topics
Overview
Team
Focus Areas
Future Kernel Developments

3. Release Overview

4. One Kernel A common base kernel across all stable releases
Shared kernel means shared fixes (and bugs)
Rebase to latest upstream kernel frequently
Staged roll out across Fedora releases
Heavy use of the upstream stable kernels
Consolidation of bug reports

5. Rebase Flow

6. Release Status Rawhide: 4.2 kernels F22: 4.0.4 GA -> 4.1.y
F20: GA -> 4.0.y EOL

7. Team

8. Members Laura Abbott Justin Forbes Josh Boyer Arch contributors
Red Hat engineers

9. What do you do all day?

11. Retrace Bugzilla is a mess Difficult to get a broad view of issues
Retrace offers higher level data
Allows us to prioritize problems

12. Problem Areas i915 Suspend/Resume wireless
Platform drivers (FN keys, etc)
bluetooth

13. Priorities CVEs, Blocker bugs, boot issues High count retrace reports
Data corruption/kernel crashes
Backlight/brightness
Touchpad/FN keys
Driver bugs
Btrfs
...
Global warming on Mars
i686

14. Focus Areas

15. Focus Areas Power Management Automation Exploded git tree Testing
Linux-next
Upstream
Yearly Plan

16. F23 Outlook

17. F23
Release with 4.2 kernel
Possibly 4.3 depending on slips and release dates
Installs everything to /usr/lib/modules/<uname -r>
Minor tweaks to kernel-core/kernel-modules
Do not recommend Btrfs as default fs

18. Shiny Kernel Things OverlayFS
Merge in 4.0, available in all Fedora branches
Kdbus
Available in rawhide only
Boot with kdbus=1 (SELinux permissive)
Live Patching
Core merged upstream but not really usable via Fedora

19. Questions? jwboyer@fedoraproject.org kernel@lists.fedoraproject.org
Contact:
Licensed under Creative Commons BY-SA

20. Bug Counts