Linux on amann.dev https://amann.dev/tags/linux/ Recent content in Linux on amann.dev Hugo -- gohugo.io en Tue, 18 Feb 2025 07:41:08 +0100 Blocking PCIe Adresses in the Linux Kernel https://amann.dev/blog/2025/linux_nvme_blocklist/ Tue, 18 Feb 2025 07:41:08 +0100 https://amann.dev/blog/2025/linux_nvme_blocklist/ A quick and dirty way to block an NVMe device via a kernel patch Intercept Syscalls with Rust and Ptrace https://amann.dev/blog/2024/ptrace_rust/ Thu, 22 Aug 2024 19:50:10 +0200 https://amann.dev/blog/2024/ptrace_rust/ Cost of Atomics https://amann.dev/blog/2024/performance/atomics/ Thu, 15 Aug 2024 18:13:09 +0200 https://amann.dev/blog/2024/performance/atomics/ How costly are atomic operations like <code>AtomicU64::store()</code> in Rust? Precise Time in Rust https://amann.dev/blog/2024/performance/time/ Thu, 15 Aug 2024 18:12:09 +0200 https://amann.dev/blog/2024/performance/time/ Measuring time, how long can it take? MMap: a tour to kernel space and back again https://amann.dev/blog/2024/mmap_dive/ Thu, 25 Jul 2024 07:57:33 +0200 https://amann.dev/blog/2024/mmap_dive/ How does the Linux kernel load pages into memory when you request something to be mapped using <code>mmap</code>?