Commit c8fccbbd authored Feb 21, 2024 by Jakub Kicinski Committed by JSY Nov 22, 2024

selftests: net: veth: test syncing GRO and XDP state while device is down

mainline inclusion
from mainline-v6.8-rc7
commit 1a825e4cdf457b7aef7ebbc2f1206654f5beb150
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/IB6GEA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1a825e4cdf457b7aef7ebbc2f1206654f5beb150



--------------------------------

Test that we keep GRO flag in sync when XDP is disabled while
the device is closed.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Toke Høiland-Jørgensen <toke@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Jiangshan Yi <yijiangshan@kylinos.cn>

parent dccd6d84

tools/testing/selftests/net/veth.sh

+14 −0

Original line number	Diff line number	Diff line
		@@ -246,6 +246,20 @@ ip netns exec $NS_DST ethtool -K veth$DST rx-udp-gro-forwarding on
		chk_gro " - aggregation with TSO off" 1
		cleanup

		create_ns
		ip -n $NS_DST link set dev veth$DST up
		ip -n $NS_DST link set dev veth$DST xdp object ${BPF_FILE} section xdp
		chk_gro_flag "gro vs xdp while down - gro flag on" $DST on
		ip -n $NS_DST link set dev veth$DST down
		chk_gro_flag " - after down" $DST on
		ip -n $NS_DST link set dev veth$DST xdp off
		chk_gro_flag " - after xdp off" $DST off
		ip -n $NS_DST link set dev veth$DST up
		chk_gro_flag " - after up" $DST off
		ip -n $NS_SRC link set dev veth$SRC xdp object ${BPF_FILE} section xdp
		chk_gro_flag " - after peer xdp" $DST off
		cleanup

		create_ns
		chk_channels "default channels" $DST 1 1