Cpu on Onur Baydaşhttps://onurbaydas.com/en/tags/cpu/Recent content in Cpu on Onur BaydaşHugoen-usWed, 21 Oct 2026 10:35:55 +0300Linux 7.4 Adds New cmpxchg() Emulationhttps://onurbaydas.com/en/news/2026-10-21-linux-74-cmpxchg-emulation/Wed, 21 Oct 2026 10:35:55 +0300https://onurbaydas.com/en/news/2026-10-21-linux-74-cmpxchg-emulation/Linux 7.4 is introducing a new emulation function for the cmpxchg() compare and exchange operation. This allows the two-byte cmpxchg() function to be used in common Linux kernel code, which is already natively supported on newer CPU architectures.