Linux Plumbers Conference Courses

Reducing Complexity in Proxy Execution

Strategies for simplifying proxy execution implementation in Linux kernel, focusing on iterative upstream integration and potential initial steps to reduce complexity.

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

Sysarmor: Meta's eBPF Security Detection and Enforcement Tool

Explore Meta's Sysarmor: an eBPF-based security daemon for threat detection and rule enforcement in high-risk environments, featuring efficient in-kernel evaluation and innovative approaches to process and container monitoring.

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

Generating BPF Verifier Friendly Code with Clang

Explore techniques for optimizing BPF code generation in Clang to improve verifier compatibility and enhance eBPF program performance.

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

BPF Memory Model Two Years On

Detailed proposal for a BPF memory model, exploring recent developments and changes since the 2021 Linux Plumbers Conference presentation on the topic.

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

DL Server: Scheduling SCHED_DEADLINE for Entire Schedulers

Exploring SCHED_DEADLINE for scheduling entire schedulers, focusing on CFS and FIFO task prioritization, deferrable servers, and implementation challenges in Linux kernel scheduling.

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

Overflowing the Kernel Stack with BPF - Security Implications and Mitigations

Exploring vulnerabilities in eBPF's kernel stack usage, demonstrating overflow scenarios through program attachment and nesting, and discussing mitigation strategies for runtime environment assumptions.

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

Evolving the BPF Type Format

Exploring enhancements to BPF Type Format: separating kernel BTF, explicit matching, standalone BTF, and auto-detecting features to improve adoption and functionality across systems.

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

Verifying the Verifier - eBPF Range Analysis Verification

Automated tool Agni checks eBPF verifier's range analysis correctness, extracts semantics from kernel source, and synthesizes programs to expose potential bugs in older kernel versions.

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

Powering Up Discoverable Bus-Attached Devices on Device Tree-Based Platforms

Exploring solutions for powering up devices on discoverable buses in DT-based platforms, addressing challenges with resource management and device enumeration.

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

Optimizing Chromium Low-Power Workloads on Intel Notebooks

Prototype of Energy Quality of Service API for web browsers, demonstrating significant power savings during video playback and conferencing without compromising performance when needed.

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

Callsite Trampolines for Memory Allocation Profiling

Exploring compiler support for instrumenting call sites to store additional data, focusing on memory allocation profiling and its implications for Linux kernel development.

• YouTube
• 1 hour 10 minutes
• Self-Paced
• Free Video

BPF_LSM and fsverity for Binary Authorization

Flexible binary authorization solution using BPF_LSM and fsverity for enhanced system security. Combines file integrity checksums, secure signing, and access control enforcement.

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

Graph-based ABI Analysis: From ELF Binaries to Efficient ABI Monitoring

Explore graph-based ABI analysis using STG project. Learn about efficient graph traversal, DWARF type extraction, and ABI monitoring for binary compatibility and insights into changes.

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

BPF for Security and LSM Updates

Explore BPF LSM advancements, including static calls, xattr operations, and security applications. Learn about challenges and future developments in kernel-level security.

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

Fuse Mounts Recovery and Checkpoint/Restore

Exploring FUSE API extension for mount healing and Checkpoint/Restore, focusing on improving reliability in LXC projects and fuse-based storages.

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