Linux Plumbers Conference Courses

Protected DMAbufs and Its Dynamic Memory Assignment Woes

Explore dynamic memory firewall enforcement challenges in TEE subsystems for secure video playback, trusted UI, and crypto operations requiring cross-subsystem collaboration.

• YouTube
• 20 minutes
• Self-Paced
• Free Video

News from PREEMPT_RT

Discover the latest PREEMPT_RT improvements including local bottom halves, futex optimizations, and NUMA hash handling enhancements for better real-time Linux performance.

• YouTube
• 38 minutes
• Self-Paced
• Free Video

Enabling Push Callback in Fair Class

Explore Linux kernel task migration optimization through push callback mechanisms in fair scheduling class, covering EAS benefits and idle CPU utilization strategies.

• YouTube
• 21 minutes
• Self-Paced
• Free Video

ePass - A Framework for Enhancing Flexibility and Runtime Safety of eBPF Programs

Discover ePass, a framework that enhances eBPF program flexibility and runtime safety through systematic verifier-cooperative checking and intuitive APIs for developers.

• YouTube
• 29 minutes
• Self-Paced
• Free Video

Moving Kernel Swapping Infrastructure to Rust

Explore Rust implementation in Linux kernel swapping infrastructure, covering zsmalloc optimization, safety improvements, and strategic migration decisions for critical subsystems.

• YouTube
• 33 minutes
• Self-Paced
• Free Video

Introduction to eBPF Load-Acquire and Store-Release Instructions

Explore new eBPF load-acquire and store-release instructions for better memory ordering control on weakly-ordered architectures, covering encoding, implementation, and usage examples.

• YouTube
• 37 minutes
• Self-Paced
• Free Video

KernelSBOM - Reconstructing Linux Kernel Builds into Trusted SPDX Bills of Materials

Discover how to reconstruct Linux kernel builds into trusted SPDX bills of materials using KernelSBOM tool for enhanced supply chain security and compliance tracking.

• YouTube
• 34 minutes
• Self-Paced
• Free Video

Kernel CXL Cache Safe Support

Explore CXL Type2 device cache support challenges and kernel configuration for secure VM memory access through system cache coherency infrastructure.

• YouTube
• 22 minutes
• Self-Paced
• Free Video

Loops Handling by BPF Verifier and What Should We Do About It?

Explore BPF verifier's loop handling challenges, from historical evolution to current limitations, plus new DFA-based solutions for liveness and value range analysis.

• YouTube
• 28 minutes
• Self-Paced
• Free Video

BPF Verifier Visualizer - Debugging BPF Verification Failures

Discover a browser-based tool that simplifies debugging BPF verification failures with a debugger-like UI for analyzing verifier logs and improving developer experience.

• YouTube
• 28 minutes
• Self-Paced
• Free Video

Tracking Files Across the Operating System Using eBPF

Discover how to implement real-time file monitoring using eBPF to track sensitive data lifecycle events, detect unauthorized access, and prevent data theft across systems.

• YouTube
• 23 minutes
• Self-Paced
• Free Video

Paravirt Scheduling - Framework for Better Physical CPU Utilization

Explore paravirtualized scheduling framework to optimize CPU utilization in overcommitted VM environments by identifying and consolidating workloads away from preempted vCPUs.

• YouTube
• 25 minutes
• Self-Paced
• Free Video

Multikernel Architecture - Kernel-to-Kernel Isolation and Resource Management

Discover multikernel architecture enabling multiple isolated Linux kernel instances on single machines for enhanced performance isolation and security without hypervisor overhead.

• YouTube
• 50 minutes
• Self-Paced
• Free Video

Making Sense of State Pruning

Uncover BPF verifier state pruning mechanisms, algorithms, and heuristics to understand this critical yet complex component that enables large program scaling.

• YouTube
• 30 minutes
• Self-Paced
• Free Video

Challenges with Implementing In-Kernel FQDN Policies Using eBPF

Explore in-kernel FQDN policy implementation using eBPF, eliminating userspace DNS proxies for improved reliability and performance in Kubernetes container networking.

• YouTube
• 25 minutes
• Self-Paced
• Free Video