Linux Enables Auto Counter Reload "ACR" For Intel Xeon Diamond Rapids

Linux Enables Auto Counter Reload “ACR” For Intel Xeon Diamond Rapids

Merged as part of the perf subsystem fixes overnight is enabling Auto Counter Reload (ACR) functionality for upcoming Intel Xeon Diamond Rapids processors. This ACR enabling for Diamond Rapids “DMR” is happening in time for Linux 7.1-rc3 on Sunday while the work is also marked for back-porting to existing stable kernels… https://www.phoronix.com/news/Intel-DMR-ACR-Linux-Enable