1 files changed, 0 insertions, 120 deletions
diff --git a/tools/testing/selftests/net/setup_loopback.sh b/tools/testing/selftests/net/setup_loopback.sh
deleted file mode 100644
index 2070b57849de..000000000000
--- a/tools/testing/selftests/net/setup_loopback.sh
+++ /dev/null
@@ -1,120 +0,0 @@
-#!/bin/bash
-# SPDX-License-Identifier: GPL-2.0
-
-readonly FLUSH_PATH="/sys/class/net/${dev}/gro_flush_timeout"
-readonly IRQ_PATH="/sys/class/net/${dev}/napi_defer_hard_irqs"
-readonly FLUSH_TIMEOUT="$(< ${FLUSH_PATH})"
-readonly HARD_IRQS="$(< ${IRQ_PATH})"
-readonly server_ns=$(mktemp -u server-XXXXXXXX)
-readonly client_ns=$(mktemp -u client-XXXXXXXX)
-
-netdev_check_for_carrier() {
-	local -r dev="$1"
-
-	for i in {1..5}; do
-		carrier="$(cat /sys/class/net/${dev}/carrier)"
-		if [[ "${carrier}" -ne 1 ]] ; then
-			echo "carrier not ready yet..." >&2
-			sleep 1
-		else
-			echo "carrier ready" >&2
-			break
-		fi
-	done
-	echo "${carrier}"
-}
-
-# Assumes that there is no existing ipvlan device on the physical device
-setup_loopback_environment() {
-	local dev="$1"
-
-	# Fail hard if cannot turn on loopback mode for current NIC
-	ethtool -K "${dev}" loopback on || exit 1
-	sleep 1
-
-	# Check for the carrier
-	carrier=$(netdev_check_for_carrier ${dev})
-	if [[ "${carrier}" -ne 1 ]] ; then
-		echo "setup_loopback_environment failed"
-		exit 1
-	fi
-}
-
-setup_macvlan_ns(){
-	local -r link_dev="$1"
-	local -r ns_name="$2"
-	local -r ns_dev="$3"
-	local -r ns_mac="$4"
-	local -r addr="$5"
-
-	ip link add link "${link_dev}" dev "${ns_dev}" \
-		address "${ns_mac}" type macvlan
-	exit_code=$?
-	if [[ "${exit_code}" -ne 0 ]]; then
-		echo "setup_macvlan_ns failed"
-		exit $exit_code
-	fi
-
-	[[ -e /var/run/netns/"${ns_name}" ]] || ip netns add "${ns_name}"
-	ip link set dev "${ns_dev}" netns "${ns_name}"
-	ip -netns "${ns_name}" link set dev "${ns_dev}" up
-	if [[ -n "${addr}" ]]; then
-		ip -netns "${ns_name}" addr add dev "${ns_dev}" "${addr}"
-	fi
-
-	sleep 1
-}
-
-cleanup_macvlan_ns(){
-	while (( $# >= 2 )); do
-		ns_name="$1"
-		ns_dev="$2"
-		ip -netns "${ns_name}" link del dev "${ns_dev}"
-		ip netns del "${ns_name}"
-		shift 2
-	done
-}
-
-cleanup_loopback(){
-	local -r dev="$1"
-
-	ethtool -K "${dev}" loopback off
-	sleep 1
-
-	# Check for the carrier
-	carrier=$(netdev_check_for_carrier ${dev})
-	if [[ "${carrier}" -ne 1 ]] ; then
-		echo "setup_loopback_environment failed"
-		exit 1
-	fi
-}
-
-setup_interrupt() {
-	# Use timer on  host to trigger the network stack
-	# Also disable device interrupt to not depend on NIC interrupt
-	# Reduce test flakiness caused by unexpected interrupts
-	echo 100000 >"${FLUSH_PATH}"
-	echo 50 >"${IRQ_PATH}"
-}
-
-setup_ns() {
-	# Set up server_ns namespace and client_ns namespace
-	setup_macvlan_ns "${dev}" ${server_ns} server "${SERVER_MAC}"
-	setup_macvlan_ns "${dev}" ${client_ns} client "${CLIENT_MAC}"
-}
-
-cleanup_ns() {
-	cleanup_macvlan_ns ${server_ns} server ${client_ns} client
-}
-
-setup() {
-	setup_loopback_environment "${dev}"
-	setup_interrupt
-}
-
-cleanup() {
-	cleanup_loopback "${dev}"
-
-	echo "${FLUSH_TIMEOUT}" >"${FLUSH_PATH}"
-	echo "${HARD_IRQS}" >"${IRQ_PATH}"
-}