speculative execution hacking patch

Wojciech Puchar wojtek at puchar.net
Wed Mar 28 08:57:25 UTC 2018

after i've upgraded FreeBSD to latest 10 that have this patch (vm.pmap.pti 
is 1) i see

vm.pmap.pcid_save_cnt equal to 0

Is it just but in sysctl reporting or something i cannot understand

vm.pmap.pcid_enabled is 1 so why system doesn't use this feature

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