Welcome to the LWN.net Weekly Edition for October 31, 2019

• Unifying kernel tracing: making peace among tracing projects with a common infrastructure layer.
• Rethinking the governance of the GNU Project: GNU developers are looking to change how the project is run.
• Redesigned workqueues for io_uring: a new low-level asynchronous work mechanism for the kernel.
• Type checking for BPF tracing: closing a big loophole in the BPF verifier.
• The return of Python dictionary "addition": a controversial Python improvement moves forward.

This week's edition also includes these inner pages:

• Brief items: Brief news items from throughout the community.
• Announcements: Newsletters, conferences, security updates, patches, and more.

Please enjoy this week's edition, and, as always, thank you for supporting LWN.net.