InsightsInsights
Safety-Critical Linux: What Certifying It Actually Takes
Safety-critical Linux is moving into cars, robots, and medical devices. How Linux gets certified to ISO 26262, and the skills the shift…
RB Jul 30 · 7 min
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Field notes from the Linux trenches
Deep dives, debugging war-stories and career guidance for engineers who work where the kernel meets real hardware.
Insights
CareerCareer
Why Should AI Not Replace You?
Scared of AI, most programmers upskill by consuming more content — infographics, re-watched tutorials, courses chosen by syllabus. That is passive learning.…
RB Jul 29 · 9 min
Edge AIEdge AI
Self-Learning Edge AI: Where the Technology Stands
Self-learning edge AI comes in three technical forms. How each one works, and where each stands today.
RB Jul 29 · 9 min
CareerCareer
Where Is Your Mental Model?
A clean AI explanation makes a subject feel clear in seconds, but recognising it is not the same as understanding it. The…
RB Jul 28 · 5 min
Debug StoriesDebug Stories
An IRQ Storm on an Embedded Gateway
On an embedded gateway, Wi-Fi kept dying and never came back until a reboot. The kernel log named an IRQ storm, and…
RB Jul 28 · 9 min
Deep DivesDeep Dives
System Device Trees and Yocto for Heterogeneous SoCs
A system device tree plus Yocto multiconfig builds Linux, bare-metal, and firmware for heterogeneous SoCs like ZynqMP from one hardware description.
RB Jul 27 · 9 min
CareerCareer
Ability Is Only Potential. Effort Is What Turns It Into Skill.
Carol Dweck showed that ability on its own accomplishes nothing; effort is what turns it into skill. In the AI age, tools…
RB Jul 27 · 5 min
Deep DivesDeep Dives
The Linux Generic IRQ Subsystem: From Device Tree to Handler
A walkthrough of the Linux generic IRQ subsystem: why it exists, irq_domain hwirq-to-virq mapping, flow handlers, irq_chip, and Device Tree to handler.
RB Jul 26 · 18 min
NewsNews
Kernel & Embedded News: LLM Attribution Debate; BPF Multi-Tracepoint
Kernel developers debate LLM patch attribution; BPF gains multi-tracepoint attach in 7.2; open RK3576 NPU support advances in mainline; a Pi 5…
RB Jul 26 · 7 min
Kernel SecurityKernel Security
Linux Kernel CVEs: What to Patch by Device (18 – 25 Jul 2026)
763 Linux kernel CVEs published 18-25 July 2026, all fixed in stable. Critical remote IPv6, TCP and KVM SEV bugs, and the…
RB Jul 25 · 9 min
Deep DivesDeep Dives
The pinctrl Subsystem: How Linux Multiplexes and Configures SoC Pins
The pinctrl subsystem lets Linux multiplex and configure SoC pins from device tree. How pinmux and pinconf work, the consumer API, and…
RB Jul 25 · 8 min
NewsNews
Kernel & Embedded News: Yocto 6.0 Wrynose LTS; DRM Latency Rework
Yocto's wrynose LTS swaps cve-check for sbom-cve-check, Linux 7.2 splits device-ID headers, a DRM scheduler rework cuts GPU latency, plus a 10-inch…
RB Jul 24 · 7 min
CareerCareer
Choosing an Embedded Linux Specialization: A Career Guide
A practical guide to choosing an embedded Linux specialization: device drivers, kernel internals, BSP, real-time, or edge AI, and what each involves.
RB Jul 24 · 7 min
CareerCareer
You Don’t Speak to Look Smart. You Speak to Find Out What You Know.
Staying silent in a class or review feels safe, but speaking forces a half-formed idea into a sentence — and that act…
RB Jul 24 · 6 min
InsightsInsights
Upstream-First BSP: Why Vendors Are Moving to Mainline
Qualcomm and Android are moving to an upstream-first BSP that tracks the mainline kernel. Here is what the shift means for embedded…
RB Jul 23 · 9 min
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