Deep dives, debugging war-stories and career guidance for engineers who work where the kernel meets real hardware.
InsightsAn embedded Linux support lifecycle has five clocks, not one date. Build the register: kernel, layer, build system, silicon and your own obligation.
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NewsArm64 queues big-endian removal for Linux 7.4 and proposes parallel CPU onlining via PSCI. Plus 7.3-rc2 fixes, Buildroot 2026.08, and AI crawler…
Deep DiveseBPF observability for embedded Linux in three layers: in-kernel instrumentation, structured events, and the power regressions logs never show.
TutorialsA high latency number tells you a problem exists, not where it comes from. This final part of the series covers tracing…
CareerTwo engineers with the same years on their CV are often far apart, and talent explains less of it than it appears…
TutorialsSet up a Buildroot BR2_EXTERNAL tree so your defconfig and board files live outside the Buildroot source, then build out of tree…
Kernel Security188 Linux kernel CVEs (30 Aug-5 Sep 2026) with the minimum safe version per branch - including CVE-2026-80789, CVE-2026-80795 and what to…
Debug StoriesAn image recipe inherited nospdx, yet the SPDX tasks ran anyway and the build failed on a missing rootfs-packages.json. The culprit was…
InsightsThe Yocto LTS covers linux-yocto and OE-Core for four years, but not vendor layers. Here is the line, and how to tell…
AutomotiveA Linux safety certification covers a defined configuration on named hardware, not the kernel. What ISO/PAS 8926:2024 changed, and how to read…
CareerA forward-port stalls on a patch nobody can explain. Nothing in the tree is broken — what is missing was never in…
System DesignPrivate kernel patches and out-of-tree drivers are recurring maintenance costs, not one-time work. How to classify, measure and bound your downstream delta.
CareerPrompt wording changes how a model responds. Problem framing decides whether it is answering the right question at all — and the…
Edge AIChoosing an Edge AI SoC on TOPS alone goes wrong. What the NPU, memory, power and software stack really decide, with figures…
NewsLinux 7.3-rc1 closes the second-busiest merge window ever. Plus UBI wear-leveling, sched_ext sub-schedulers, Qualcomm's Modular bet and NVMe 2.4.
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