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A comment on Linux page table isolation is not needed on AMD processors. Parent comment

Re:Linux page table isolation is not needed on AMD processors by kzrdude on Tuesday January 02, 2018 @11:17AM (#16052738)
The 50% figure is from a benchmark that didn't run on an Intel CPU!
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Re:Linux page table isolation is not needed on AMD processors by kpcyrd on Tuesday January 02, 2018 @11:42AM (#16053023) 

    - /* Assume for now that ALL x86 CPUs are insecure */
Before this patch the mitigation was active for all vendors.
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