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Linux Foundation

Upstream First Principle: Toward Super Long-Term Support in Open Source Development

Linux Foundation via YouTube

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Overview

Explore the principles of "Upstream First" and the concept of Super Long-Term Support in this conference talk presented by Masashi Kudo from Cybertrust Japan Co., Ltd. and Chris Paterson from Renesas Electronics Europe. Delve into the challenges of handling increasing complexity with limited development resources and learn about the Open Source Base Layer (OSBL) approach. Discover the Civil Infrastructure Platform (CIP) governance structure, development models, and how CIP artifacts can be utilized. Gain insights into the CIP Kernel Team's work, including SLTS kernel development, stable patch reviews, and CVE checks. Examine the CIP SLTS Kernel Release Process, maintenance strategies, and testing architecture. Understand the open-source approach in practice and explore the various repositories and resources available through the CIP Kernel and Testing Workgroups.

Syllabus

Intro
Speed and efficiency: focus on differentiating parts Handling increasing complexity with constant development resources
Facts and Issues: Silo Development Facts
What is "Open Source Base Layer (OSBL)"?
CIP governance structure and projects Governing Board (GB)
Mapping CIP into the company
Development Models "Own Community" Model Branches its base from upstream
Commit Counts per LTS
How CIP Artifacts can be used
CIP Kernel Team
CIP SLTS kernel development
Stable Patches Review Stable Patch Review • Review results are posted to ML • Reviews for stable releases
CVE Check
2 cip-kernel-sec • Tracks the status of security issues, identified by CVE ID, in mainline, stable, and other configured branches
Contributions to LTS - Details
CIP Kernel Release Process
CIP SLTS Kernel Release Policy
4 CIP SLTS Kernel Release Statistics Progress this year
CIP SLTS Kernel Maintenance
Open Source Approach - In Practice
Testing Architecture Overview
CIP Reference Boards
Example GitLab Pipeline
Test Results in LAVA
Summary
CIP Kernel Workgroup Repositories . CIP Linux kernel & real-time kernel
CIP Testing Workgroup Links

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Linux Foundation

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