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Update boot.sh

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Kroese 2025-03-14 20:03:20 +01:00 committed by GitHub
parent edb1657bb1
commit 1c7b2798a1
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1 changed files with 25 additions and 0 deletions
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src/boot.sh
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@ -74,4 +74,29 @@ case "${BOOT_MODE,,}" in
;;
esac
MSRS="/sys/module/kvm/parameters/ignore_msrs"
if [ -e "$MSRS" ]; then
result=$(<"$MSRS")
if [[ "$result" == "0" ]] || [[ "${result^^}" == "N" ]]; then
echo 1 | tee "$MSRS" > /dev/null 2>&1 || true
fi
fi
CLOCKSOURCE="tsc"
[[ "${ARCH,,}" == "arm64" ]] && CLOCKSOURCE="arch_sys_counter"
CLOCK="/sys/devices/system/clocksource/clocksource0/current_clocksource"
if [ ! -f "$CLOCK" ]; then
warn "file \"$CLOCK\" cannot not found?"
else
result=$(<"$CLOCK")
case "${result,,}" in
"${CLOCKSOURCE,,}" ) ;;
"kvm-clock" ) info "Nested KVM virtualization detected.." ;;
"hyperv_clocksource_tsc_page" ) info "Nested Hyper-V virtualization detected.." ;;
"hpet" ) warn "unsupported clock source detected: '$result'. Please set host clock source to '$CLOCKSOURCE'" ;;
*) warn "unexpected clock source detected: '$result'. Please set host clock source to '$CLOCKSOURCE'" ;;
esac
fi
return 0