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selftests: rtnetlink: Test bridge enslavement with different parent IDs

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Test that an upper device of netdevs with different parent IDs can be
enslaved to a bridge.

The test fails without previous commit.

Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Reviewed-by: Nikolay Aleksandrov <nikolay@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ido Schimmel 2020-09-10 14:01:27 +03:00 committed by David S. Miller
parent e1b9efe6ba
commit 6374a56069
1 changed files with 47 additions and 0 deletions
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47
tools/testing/selftests/net/rtnetlink.sh
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@ -1175,6 +1175,51 @@ kci_test_neigh_get()
echo "PASS: neigh get"
}
kci_test_bridge_parent_id()
{
local ret=0
sysfsnet=/sys/bus/netdevsim/devices/netdevsim
probed=false
if [ ! -w /sys/bus/netdevsim/new_device ] ; then
modprobe -q netdevsim
check_err $?
if [ $ret -ne 0 ]; then
echo "SKIP: bridge_parent_id can't load netdevsim"
return $ksft_skip
fi
probed=true
fi
echo "10 1" > /sys/bus/netdevsim/new_device
while [ ! -d ${sysfsnet}10 ] ; do :; done
echo "20 1" > /sys/bus/netdevsim/new_device
while [ ! -d ${sysfsnet}20 ] ; do :; done
udevadm settle
dev10=`ls ${sysfsnet}10/net/`
dev20=`ls ${sysfsnet}20/net/`
ip link add name test-bond0 type bond mode 802.3ad
ip link set dev $dev10 master test-bond0
ip link set dev $dev20 master test-bond0
ip link add name test-br0 type bridge
ip link set dev test-bond0 master test-br0
check_err $?
# clean up any leftovers
ip link del dev test-br0
ip link del dev test-bond0
echo 20 > /sys/bus/netdevsim/del_device
echo 10 > /sys/bus/netdevsim/del_device
$probed && rmmod netdevsim
if [ $ret -ne 0 ]; then
echo "FAIL: bridge_parent_id"
return 1
fi
echo "PASS: bridge_parent_id"
}
kci_test_rtnl()
{
local ret=0
@ -1224,6 +1269,8 @@ kci_test_rtnl()
check_err $?
kci_test_neigh_get
check_err $?
kci_test_bridge_parent_id
check_err $?
kci_del_dummy
return $ret