On 2018-03-13, Brian Camp <br...@thecamps.org> wrote: > Non-working (Celeron J3455) - > > bcamp@nuc6cayh:~ (OpenBSD 6.2) > $ cpuid 0x0 > eax = 0x00000015 21 "????" > ebx = 0x756e6547 1970169159 "Genu" > ecx = 0x6c65746e 1818588270 "ntel" > edx = 0x49656e69 1231384169 "ineI" > bcamp@nuc6cayh:~ (OpenBSD 6.2) > $ cpuid 0x7 > eax = 0x00000000 0 "????" > ebx = 0x2294e283 580182659 "???"" > ecx = 0x00000000 0 "????" > edx = 0x2c000000 738197504 "???," ^
It appears the CPU explicitly claims that it is not vulnerable to Meltdown, i.e., it indicates that it has support for the IA32_ARCH_CAPABILITIES register and there the RDCL_NO bit must be set. I find this surprising. -- Christian "naddy" Weisgerber na...@mips.inka.de