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fix(sysfs): only check for sysfs for spectre2 when in live mode

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Stéphane Lesimple 2018-04-03 19:32:36 +02:00
parent 94857c983d
commit 619b2749d8
1 changed files with 1 additions and 1 deletions
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spectre-meltdown-checker.sh
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@ -2016,7 +2016,7 @@ check_variant2_linux()
# See gcc commit https://github.com/hjl-tools/gcc/commit/23b517d4a67c02d3ef80b6109218f2aadad7bd79 # See gcc commit https://github.com/hjl-tools/gcc/commit/23b517d4a67c02d3ef80b6109218f2aadad7bd79
# In latest retpoline LKML patches, the noretpoline_setup symbol exists only if CONFIG_RETPOLINE is set # In latest retpoline LKML patches, the noretpoline_setup symbol exists only if CONFIG_RETPOLINE is set
# *AND* if the compiler is retpoline-compliant, so look for that symbol # *AND* if the compiler is retpoline-compliant, so look for that symbol
if [ -e "/sys/devices/system/cpu/vulnerabilities/spectre_v2" ]; then if [ "$opt_live" = 1 ] && [ -e "/sys/devices/system/cpu/vulnerabilities/spectre_v2" ]; then
if grep -qw Minimal /sys/devices/system/cpu/vulnerabilities/spectre_v2; then if grep -qw Minimal /sys/devices/system/cpu/vulnerabilities/spectre_v2; then
pstatus yellow NO "kernel reports minimal retpoline compilation" pstatus yellow NO "kernel reports minimal retpoline compilation"
elif grep -qw Full /sys/devices/system/cpu/vulnerabilities/spectre_v2; then elif grep -qw Full /sys/devices/system/cpu/vulnerabilities/spectre_v2; then