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

May 23, 2020, 10:00 (0 Talkback[s])
(Other stories 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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