Nepomůže
Linux 4.14.15-1-ARCH #1 SMP PREEMPT Tue Jan 23 21:49:25 UTC 2018 x86_64 GNU/Linux
cat /sys/devices/system/cpu/vulnerabilities/meltdown
Mitigation: PTI
cat /sys/devices/system/cpu/vulnerabilities/spectre_v1
Vulnerable
cat /sys/devices/system/cpu/vulnerabilities/spectre_v2
Mitigation: Full generic retpoline