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Enable HW watchdog before fast-reboot #977

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merged 1 commit into from
Jul 10, 2020
Merged

Enable HW watchdog before fast-reboot #977

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7 changes: 7 additions & 0 deletions scripts/fast-reboot
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@ STRICT=no
REBOOT_METHOD="/sbin/kexec -e"
ASSISTANT_IP_LIST=""
ASSISTANT_SCRIPT="/usr/bin/neighbor_advertiser"
WATCHDOG_UTIL="/usr/bin/watchdogutil"
DEVPATH="/usr/share/sonic/device"
PLATFORM=$(sonic-cfggen -H -v DEVICE_METADATA.localhost.platform)
PLATFORM_PLUGIN="${REBOOT_TYPE}_plugin"
Expand Down Expand Up @@ -609,6 +610,12 @@ if [ -x ${DEVPATH}/${PLATFORM}/${PLATFORM_PLUGIN} ]; then
${DEVPATH}/${PLATFORM}/${PLATFORM_PLUGIN}
fi

# Enable Watchdog Timer
if [ -x ${WATCHDOG_UTIL} ]; then
debug "Enabling Watchdog before ${REBOOT_TYPE}"
${WATCHDOG_UTIL} arm
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fi

# Reboot: explicity call Linux native reboot under sbin
debug "Rebooting with ${REBOOT_METHOD} to ${NEXT_SONIC_IMAGE} ..."
exec ${REBOOT_METHOD}
Expand Down