peter/spectre-meltdown-checker
peter/spectre-meltdown-checker
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fix ucode version check regression introduced by fbbb19f under BSD

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This commit is contained in:
Stéphane Lesimple 2018-09-23 15:00:39 +02:00
parent 0252e74f94
commit 297d890ce9
1 changed files with 4 additions and 2 deletions
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spectre-meltdown-checker.sh
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@ -1104,8 +1104,7 @@ parse_cpu_details()
cpu_family=$( grep '^cpu family' "$procfs/cpuinfo" | awk '{print $4}' | grep -E '^[0-9]+$' | head -1)
cpu_model=$( grep '^model' "$procfs/cpuinfo" | awk '{print $3}' | grep -E '^[0-9]+$' | head -1)
cpu_stepping=$(grep '^stepping' "$procfs/cpuinfo" | awk '{print $3}' | grep -E '^[0-9]+$' | head -1)
# read CPU ucode from $procfs/cpuinfo. fall-back to 0x0 if not found (eg: with a virtual machine)
cpu_ucode=$( raw_cpu_ucode=$(grep '^microcode' "$procfs/cpuinfo") && echo "$raw_cpu_ucode" | awk '{print $3}' | head -1 || echo "0x0")
cpu_ucode=$( grep '^microcode' "$procfs/cpuinfo" | awk '{print $3}' | head -1)
else
cpu_friendly_name=$(sysctl -n hw.model)
fi
@ -1132,6 +1131,9 @@ parse_cpu_details()
fi
fi
# if we got no cpu_ucode (e.g. we're in a vm), fall back to 0x0
[ -z "$cpu_ucode" ] && cpu_ucode=0x0
echo "$cpu_ucode" | grep -q ^0x && cpu_ucode=$(( cpu_ucode ))
ucode_found=$(printf "model 0x%x family 0x%x stepping 0x%x ucode 0x%x cpuid 0x%x" "$cpu_model" "$cpu_family" "$cpu_stepping" "$cpu_ucode" "$cpu_cpuid")