Linux Plumbers Conference Courses

Securely Booting Confidential VMs with Encrypting Disk

Explore secure boot options for confidential VMs with encrypted disks, discussing challenges and solutions for various TEEs. Gather feedback to define a standardized, secure, and maintainable mechanism.

• YouTube
• 18 minutes
• On-Demand
• Conference Talk

Pressure Feedback for LRU Map Types

Exploring BPF API enhancements for LRU map types to measure evictions, providing insights into load and improving control plane behavior in Linux systems.

• YouTube
• 31 minutes
• On-Demand
• Conference Talk

Closing the BPF Map Permission Loophole

Explore a security vulnerability in BPF map permissions and its impact on access control. Learn about proposed solutions to enhance the integrity of BPF map operations in Linux systems.

• YouTube
• 32 minutes
• On-Demand
• Conference Talk

The Revival of the Learning-Sync Bridgeport Flag

Explore merging network fabrics using Linux bridge, learning about motivation, implementation, and future developments in high-performance networking for IBM Z systems.

• YouTube
• 28 minutes
• On-Demand
• Conference Talk

OPENED Tool for Managing eBPF Heterogeneity

Explore a tool for optimizing eBPF network functions at runtime, addressing challenges in code portability and design choices across different kernel hook points and data sharing mechanisms.

• YouTube
• 33 minutes
• On-Demand
• Conference Talk

Reusing the BPF CI

Explore possibilities to improve reusability of BPF CI for validating patches and detecting regressions in Linux repositories, focusing on enhancing robustness and flexibility.

• YouTube
• 32 minutes
• On-Demand
• Conference Talk

Taming the Effects of Compiler Optimizations on BPF Tracing

Exploring challenges and solutions for BPF tracing across kernel versions, addressing compiler optimization effects on BTF and proposing improvements for maintaining consistent traceability.

• YouTube
• 32 minutes
• On-Demand
• Conference Talk

Unmapped Private Memory for Confidential Guests

Explore new approaches to manage private guest memory in KVM, focusing on Unmapped Private Memory for confidential guests. Discuss design, implementation, and performance considerations.

• YouTube
• 20 minutes
• On-Demand
• Conference Talk

Modularization for Lockdep

Explore strategies for modularizing Lockdep, a Linux kernel deadlock detector, to enhance its flexibility and maintainability in complex systems.

• YouTube
• 33 minutes
• On-Demand
• Conference Talk

Accelerators BoF

Explore the future of AI/ML accelerators in the Linux kernel, discussing categories, potential plans, and necessary steps for advancement.

• YouTube
• 1 hour 24 minutes
• On-Demand
• Conference Talk

A NUMA Interface for Futex2 BoF

Exploring NUMA-aware interface for futex2 to improve scalability and reduce latency in multi-node systems. Discusses proposed design and seeks feedback on enhancing futex performance.

• YouTube
• 33 minutes
• On-Demand
• Conference Talk

The printk saga BoF

Explore the latest approach to printk and join the discussion on future developments in this Linux kernel logging mechanism.

• YouTube
• 1 hour 25 minutes
• On-Demand
• Conference Talk

Timed I/O - Introducing Precisely Timed Platform I/O Driven by the System Clock

Explore Intel's Timed I/O capability for precise hardware timestamping and actuation of I/O signals, enabling accurate time synchronization and clock discipline in modern platforms.

• YouTube
• 56 minutes
• On-Demand
• Conference Talk

Make RCU Do Less - Save Power

Explore strategies to optimize RCU performance and reduce power consumption in Linux systems. Learn techniques for efficient synchronization and memory management from expert developers.

• YouTube
• 39 minutes
• On-Demand
• Conference Talk

GPIO and PINCTRL BoF

Discuss recent changes and issues in GPIO and pinctrl subsystems, including new uAPI, library updates, and potential userspace control for pinctrl state. Explore solutions for critical GPIO state retention.

• YouTube
• 1 hour 28 minutes
• On-Demand
• Conference Talk