Linux Plumbers Conference Courses

Evolving genpd's sync_state() Support

Explore fw_devlink's sync_state() support in generic PM domains, addressing implementation challenges and solutions for Linux kernel development.

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

A Linux Bus for SVSM Services - Build New, Reuse VIRTIO, or Both?

Explore architectural choices for implementing a Linux bus to manage SVSM services in Confidential VMs, comparing new vs VIRTIO-based approaches.

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

From Fragmentation to Integration - Enhancing sched_ext BPF Scheduler Interoperability with Linux

Explore sched_ext BPF scheduler integration challenges with Linux kernel components, covering kfuncs and practical examples for enhanced interoperability.

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

Improving page_owner for Profiling and Monitoring Memory Usage per Allocation Stack Trace

Discover how to enhance page_owner for better memory profiling and monitoring through stack trace analysis, covering swap space support and overhead reduction techniques.

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

Hibernation Testing Challenges and Optimization Opportunities

Explore hibernation testing bottlenecks and optimization strategies for Linux systems, focusing on CPU management efficiency and enhanced fault tolerance mechanisms.

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

Secure Interrupt Delivery - Lessons Learned from Alternate Injection Enablement

Explore SEV-SNP Alternate Injection security mechanisms, SVSM APIC emulation, KVM bypass techniques, and VMPL switches for protecting guests from malicious interrupt attacks.

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

KernelCI kci-dev - Closing the Developer Feedback Loop

Discover how KernelCI's kci-dev tool integrates testing into developer workflows, bridging pre/post-merge validation with diverse hardware labs for streamlined kernel development.

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

Distributed ThinLTO Build Support in Kbuild

Discover how Google implemented distributed ThinLTO builds for the Linux kernel, covering implementation details, performance comparisons, and livepatch integration changes.

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

scx_chaos - Pushing the sched_ext API to Schedule Badly

Explore scx_chaos, a chaotic scheduler built on sched_ext that intentionally introduces delays, frequency changes, and mutex inversions to hunt down race conditions and test kernel resilience.

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

PCSC - Caching PCI Config Space Accesses for Faster Live Updates

Discover how PCI Configuration Space Cache (PCSC) accelerates virtualization by caching static config reads, reducing VM boot times and bus contention in SR-IOV deployments.

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

PCI Power Control Framework Issues and Solutions

Explore PCI power control framework limitations on non-ACPI systems and discover proposed solutions for managing endpoint power supplies beyond simple use cases.

• YouTube
• 14 minutes
• Self-Paced
• Conference Talk

GPU Firmware - Status and 2026 Plans

Explore NVIDIA's Nova Rust-based GPU driver development, firmware API evolution, and collaborative discussions on Linux kernel GPU driver design challenges.

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

KSTATE as Deserializer of Kernel's State

Explore KSTATE as a kernel state serialization and deserialization solution in this Linux Plumbers Conference discussion by Andrey Ryabinin.

• YouTube
• 15 minutes
• Self-Paced
• Conference Talk

PCI Liveupdate Subsystem and PCI Device

Explore PCI liveupdate subsystem for GPU devices in hypervisors, addressing device probing challenges and state preservation during kernel transitions.

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

The Challenge of Loading 4kB-Aligned ELFs on 16kB Systems

Explore ELF loading challenges when transitioning from 4kB to 16kB page systems, analyzing compatibility solutions for legacy applications with misaligned segments.

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