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Linux's Preempt Lazy Support Coming To POWER CPUs
Linux 6.13 is introducing a new Lazy Preemption mode with the 'PREEMPT_LAZY' option
For Linux 6.13 the lazy preemption mode was exposed for x86/x86_64, RISC-V, and later added for LoongArch. There is a patch queued up by an IBM engineer for adding preempt lazy support to PowerPC hardware. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and OpenBenchmarking.org automated benchmarking software.
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