Linux is introducing mandatory TSC support on x86 processors, ending long-standing support for the oldest chips in this architecture. This change simplifies the kernel and removes some compatibility code for very old hardware.
This story is only covered by news sources that have yet to be evaluated by the independent media monitoring agencies we use to assess the quality and reliability of news outlets on our platform. Learn more here.
With Linux 7.2, the kernel made the Time Stamp Counter a fixed requirement for x86 processors on August 16, 2026. If you use a CPU from the Intel Pentium of 1993, you will continue to boot; without TSC, the kernel will refuse to start.
After Microsoft Windows, Linux now also makes a CPU function mandatory. The Time Stamp Counter (TSC) for x86 processors is now no longer optional. Uralt hardware is finally sorted out. (Continue reading)
Linux is introducing mandatory TSC support on x86 processors, ending long-standing support for the oldest chips in this architecture. This change simplifies the kernel and removes some compatibility code for very old hardware.