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AMD Preps Linux Support For User CPUID Faulting


While Intel has supported CPUID Faulting on processors going back to Ivy Bridge and supported this feature in the Linux kernel since early 2017, only now the AMD support is being wired up and making use of the existing Intel code paths.

This patch introduces CPUID faulting support on AMD using the same user interface as Intel. The patch doesn't specify what generations of AMD CPUs are capable of natively supporting User CPUID Faulting.About The AuthorMichael Larabel is the principal author of Phoronix.com and founded the site in 2004 with a focus on enriching the Linux hardware experience. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and OpenBenchmarking.org automated benchmarking software.

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