pfSense

if [ -e /root/TRIM_set -o -e /root/TRIM_unset ]; then

	TUNEFS_STATUS=`/sbin/tunefs -p / 2>&1 | /usr/bin/grep trim: | /usr/bin/awk '{print $4;}'`

	if [ -e /root/TRIM_set ] && [ "${TUNEFS_STATUS}" = "disabled" ]; then

		echo "Enabling TRIM support"

		/sbin/tunefs -t enable /

		if [ "$PLATFORM" = "nanobsd" ]; then

			/sbin/tunefs -t enable /cf

		fi

		echo "Rebooting in 5 seconds after enabling TRIM..."

		sleep 5

		/sbin/reboot

	elif [ -e /root/TRIM_unset ] && [ "${TUNEFS_STATUS}" = "enabled" ]; then

		echo "Disabling TRIM support"

		/sbin/tunefs -t disable /

		if [ "$PLATFORM" = "nanobsd" ]; then

			/sbin/tunefs -t disable /cf

		fi

		echo "Rebooting in 5 seconds after disabling TRIM..."

		sleep 5

		/sbin/reboot