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Linux 5.8 Prepped To Make Use Of TPAUSE Instruction With New Intel CPUs

By Michael Larabel

TPAUSE is the new instruction supported by Intel’s Tremont microarchitecture and beyond. TPAUSE allows for an optimized state that can provide low wake-up latency compared to existing delay mechanisms. With Linux 5.8, the kernel will begin making use of TPAUSE where supported.

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