selftests: add ring and coalesce selftests
Add scripts to test ring and coalesce settings of netdevsim. Signed-off-by: Antonio Cardace <acardace@redhat.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Antonio Cardace
Jakub Kicinski
parent
9e48ee80ac
commit
fbb7a1f813
132
tools/testing/selftests/drivers/net/netdevsim/ethtool-coalesce.sh
Executable file
132
tools/testing/selftests/drivers/net/netdevsim/ethtool-coalesce.sh
Executable file
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#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0-only
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source ethtool-common.sh
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function get_value {
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local query="${SETTINGS_MAP[$1]}"
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echo $(ethtool -c $NSIM_NETDEV | \
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awk -F':' -v pattern="$query:" '$0 ~ pattern {gsub(/[ \t]/, "", $2); print $2}')
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}
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function update_current_settings {
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for key in ${!SETTINGS_MAP[@]}; do
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CURRENT_SETTINGS[$key]=$(get_value $key)
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done
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echo ${CURRENT_SETTINGS[@]}
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}
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if ! ethtool -h | grep -q coalesce; then
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echo "SKIP: No --coalesce support in ethtool"
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exit 4
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fi
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NSIM_NETDEV=$(make_netdev)
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set -o pipefail
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declare -A SETTINGS_MAP=(
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["rx-frames-low"]="rx-frame-low"
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["tx-frames-low"]="tx-frame-low"
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["rx-frames-high"]="rx-frame-high"
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["tx-frames-high"]="tx-frame-high"
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["rx-usecs"]="rx-usecs"
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["rx-frames"]="rx-frames"
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["rx-usecs-irq"]="rx-usecs-irq"
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["rx-frames-irq"]="rx-frames-irq"
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["tx-usecs"]="tx-usecs"
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["tx-frames"]="tx-frames"
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["tx-usecs-irq"]="tx-usecs-irq"
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["tx-frames-irq"]="tx-frames-irq"
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["stats-block-usecs"]="stats-block-usecs"
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["pkt-rate-low"]="pkt-rate-low"
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["rx-usecs-low"]="rx-usecs-low"
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["tx-usecs-low"]="tx-usecs-low"
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["pkt-rate-high"]="pkt-rate-high"
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["rx-usecs-high"]="rx-usecs-high"
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["tx-usecs-high"]="tx-usecs-high"
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["sample-interval"]="sample-interval"
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)
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declare -A CURRENT_SETTINGS=(
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["rx-frames-low"]=""
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["tx-frames-low"]=""
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["rx-frames-high"]=""
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["tx-frames-high"]=""
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["rx-usecs"]=""
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["rx-frames"]=""
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["rx-usecs-irq"]=""
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["rx-frames-irq"]=""
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["tx-usecs"]=""
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["tx-frames"]=""
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["tx-usecs-irq"]=""
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["tx-frames-irq"]=""
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["stats-block-usecs"]=""
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["pkt-rate-low"]=""
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["rx-usecs-low"]=""
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["tx-usecs-low"]=""
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["pkt-rate-high"]=""
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["rx-usecs-high"]=""
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["tx-usecs-high"]=""
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["sample-interval"]=""
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)
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declare -A EXPECTED_SETTINGS=(
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["rx-frames-low"]=""
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["tx-frames-low"]=""
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["rx-frames-high"]=""
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["tx-frames-high"]=""
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["rx-usecs"]=""
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["rx-frames"]=""
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["rx-usecs-irq"]=""
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["rx-frames-irq"]=""
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["tx-usecs"]=""
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["tx-frames"]=""
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["tx-usecs-irq"]=""
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["tx-frames-irq"]=""
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["stats-block-usecs"]=""
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["pkt-rate-low"]=""
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["rx-usecs-low"]=""
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["tx-usecs-low"]=""
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["pkt-rate-high"]=""
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["rx-usecs-high"]=""
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["tx-usecs-high"]=""
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["sample-interval"]=""
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)
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# populate the expected settings map
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for key in ${!SETTINGS_MAP[@]}; do
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EXPECTED_SETTINGS[$key]=$(get_value $key)
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done
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# test
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for key in ${!SETTINGS_MAP[@]}; do
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value=$((RANDOM % $((2**32-1))))
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ethtool -C $NSIM_NETDEV "$key" "$value"
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EXPECTED_SETTINGS[$key]="$value"
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expected=${EXPECTED_SETTINGS[@]}
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current=$(update_current_settings)
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check $? "$current" "$expected"
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set +x
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done
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# bool settings which ethtool displays on the same line
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ethtool -C $NSIM_NETDEV adaptive-rx on
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s=$(ethtool -c $NSIM_NETDEV | grep -q "Adaptive RX: on TX: off")
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check $? "$s" ""
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ethtool -C $NSIM_NETDEV adaptive-tx on
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s=$(ethtool -c $NSIM_NETDEV | grep -q "Adaptive RX: on TX: on")
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check $? "$s" ""
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if [ $num_errors -eq 0 ]; then
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echo "PASSED all $((num_passes)) checks"
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exit 0
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else
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echo "FAILED $num_errors/$((num_errors+num_passes)) checks"
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exit 1
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fi
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85
tools/testing/selftests/drivers/net/netdevsim/ethtool-ring.sh
Executable file
85
tools/testing/selftests/drivers/net/netdevsim/ethtool-ring.sh
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#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0-only
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source ethtool-common.sh
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function get_value {
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local query="${SETTINGS_MAP[$1]}"
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echo $(ethtool -g $NSIM_NETDEV | \
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tail -n +$CURR_SETT_LINE | \
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awk -F':' -v pattern="$query:" '$0 ~ pattern {gsub(/[\t ]/, "", $2); print $2}')
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}
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function update_current_settings {
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for key in ${!SETTINGS_MAP[@]}; do
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CURRENT_SETTINGS[$key]=$(get_value $key)
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done
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echo ${CURRENT_SETTINGS[@]}
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}
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if ! ethtool -h | grep -q set-ring >/dev/null; then
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echo "SKIP: No --set-ring support in ethtool"
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exit 4
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fi
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NSIM_NETDEV=$(make_netdev)
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set -o pipefail
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declare -A SETTINGS_MAP=(
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["rx"]="RX"
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["rx-mini"]="RX Mini"
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["rx-jumbo"]="RX Jumbo"
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["tx"]="TX"
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)
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declare -A EXPECTED_SETTINGS=(
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["rx"]=""
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["rx-mini"]=""
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["rx-jumbo"]=""
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["tx"]=""
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)
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declare -A CURRENT_SETTINGS=(
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["rx"]=""
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["rx-mini"]=""
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["rx-jumbo"]=""
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["tx"]=""
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)
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MAX_VALUE=$((RANDOM % $((2**32-1))))
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RING_MAX_LIST=$(ls $NSIM_DEV_DFS/ethtool/ring/)
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for ring_max_entry in $RING_MAX_LIST; do
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echo $MAX_VALUE > $NSIM_DEV_DFS/ethtool/ring/$ring_max_entry
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done
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CURR_SETT_LINE=$(ethtool -g $NSIM_NETDEV | grep -i -m1 -n 'Current hardware settings' | cut -f1 -d:)
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# populate the expected settings map
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for key in ${!SETTINGS_MAP[@]}; do
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EXPECTED_SETTINGS[$key]=$(get_value $key)
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done
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# test
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for key in ${!SETTINGS_MAP[@]}; do
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value=$((RANDOM % $MAX_VALUE))
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ethtool -G $NSIM_NETDEV "$key" "$value"
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EXPECTED_SETTINGS[$key]="$value"
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expected=${EXPECTED_SETTINGS[@]}
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current=$(update_current_settings)
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check $? "$current" "$expected"
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set +x
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done
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if [ $num_errors -eq 0 ]; then
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echo "PASSED all $((num_passes)) checks"
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exit 0
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else
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echo "FAILED $num_errors/$((num_errors+num_passes)) checks"
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exit 1
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fi
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