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Kernel & Embedded News: KWatch Watchpoint Tool; RISC-V Cache QoS
A new KWatch RFC uses function-scoped hardware watchpoints to catch the code that corrupts kernel memory, and RISC-V gains initial cache partitioning…
RB Jul 16 · 8 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.
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InsightsInsights
Your SBOM Is Ready. Your Kernel CVE Triage Is Not.
CRA reporting starts 11 September 2026. Kernel CVE triage, not SBOM generation, is the hard part. How to filter false positives and…
RB Jul 16 · 13 min
CareerCareer
Attention Works Like a Muscle. That Means You Can Train It.
Daniel Goleman describes attention as a muscle: use it poorly and it withers, work it well and it grows. For engineers in…
RB Jul 15 · 9 min
Edge AIEdge AI
4-Bit Weight Quantization: Why the Memory System Decides
Why 4-bit weight quantization is a memory-system problem: DRAM bandwidth, unified memory on Jetson, kernel fusion, and the real accuracy and speed…
RB Jul 15 · 11 min
Deep DivesDeep Dives
Picking a Vendor BSP Branch: The Highest Number Is Not the Maintained One
Qualcomm's qcom-6.19 has not moved since March while qcom-6.18.y is fed daily. How to tell a maintained vendor BSP branch from a…
RB Jul 14 · 7 min
ResearchResearch
Small Language Models: Efficient, Private AI for the Edge
Small language models run on a single device below about ten billion parameters. Here is why they fit edge and embedded systems,…
RB Jul 13 · 9 min
CareerCareer
Continuous Partial Attention: Why You Are Never Fully in the Room
Linda Stone named "continuous partial attention" in 1998: always scanning, half-available, never fully landing on anything. For engineers in the AI age,…
RB Jul 13 · 5 min
Kernel SecurityKernel Security
How U-Boot Verified Boot Was Broken by Its Own Image Parser
Six U-Boot verified boot flaws (BRLY-2026-037 to 042) live in the FIT image parser that runs before the signature check. What broke,…
RB Jul 12 · 18 min
NewsNews
Kernel & Embedded News: Six U-Boot Verified Boot Flaws Disclosed
Binarly disclosed six vulnerabilities in U-Boot's FIT signature verification, two of them potentially allowing code execution before the OS starts. Also: the…
RB Jul 12 · 7 min
Kernel SecurityKernel Security
Linux Kernel CVEs: What to Patch by Device (4 – 11 Jul 2026)
Five Linux kernel CVEs published 4-11 July 2026, all already fixed in stable. Which ones matter for mobile, embedded and cloud, and…
RB Jul 11 · 8 min
Deep DivesDeep Dives
The Linux Common Clock Framework: How Clocks Are Modeled and Debugged
A deep dive into the Linux Common Clock Framework: struct clk_ops, the prepare/enable split, devm_clk_get_enabled, and debugging clocks disabled at boot via…
RB Jul 11 · 11 min
Edge AIEdge AI
LLM Inference From Flash: Running Models Larger Than Your DRAM
LLM inference from flash: how to run a model larger than your DRAM by streaming weights from storage, explained for embedded engineers.
RB Jul 10 · 10 min
CareerCareer
Rereading Your Notes Feels Like Learning. It Mostly Isn’t.
Rereading notes feels like learning, but it mostly builds recognition, not recall. Koriat and Bjork called it the illusion of competence. The…
RB Jul 9 · 4 min
InsightsInsights
The Shorter Kernel LTS Support Window: What It Means for Embedded Products
The default kernel LTS support window is now two years. What the shorter, then partly extended, timelines mean for embedded product planning.
RB Jul 9 · 7 min
InsightsInsights
RISC-V Embedded Linux: What’s Real, What’s Not
Where RISC-V embedded Linux actually stands in 2026: which layers are usable today, which are still immature, and why the BSP, not…
RB Jul 8 · 13 min
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