Explore the significance and functionality of the linux-yocto reference kernel in this 28-minute conference talk from the Yocto Project Developer Day 2023. Discover the value of linux-yocto for developers working with vendor or customized BSP kernels. Learn about the integration and system-wide testing driven by the linux-yocto uprev cadence, and understand how kernel versions are selected for releases. Gain insights into extending and configuring linux-yocto for various use cases through practical demonstrations. Address common questions regarding linux-yocto maintenance, available versions and variants, and its suitability for commercial and production deployments.