If your processor isn't affected, microcode patching and os work-around is not needed. For example, intel atom d525, amd athlon 64 x2, arm7 (rpi's), mips are fine. On Jan 4, 2018 5:50 AM, "G B" wrote: With the release of information about Spectre and Meltdown, and that Microsoft and Linux have released patches for Meltdown and Apple soon to release a patch, I am wondering how Meltdown, or even Spectre, would or wouldn't affect Plan 9 and/or 9front given the use of namespaces.