This is a note to let you know that I've just added the patch titled
Revert "bridge: Add extack warning when enabling STP in netns."
to the 6.1-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
revert-bridge-add-extack-warning-when-enabling-stp-i.patch
and it can be found in the queue-6.1 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit c5538d2c2739b9651fafb734136f5ea767f5ad29
Author: Kuniyuki Iwashima <kuniyu@xxxxxxxxxx>
Date: Tue Jul 18 10:41:52 2023 -0700
Revert "bridge: Add extack warning when enabling STP in netns."
[ Upstream commit 7ebd00a5a20c48e6020d49a3b2afb3cdfd2da8b7 ]
This reverts commit 56a16035bb6effb37177867cea94c13a8382f745.
Since the previous commit, STP works on bridge in netns.
# unshare -n
# ip link add br0 type bridge
# ip link add veth0 type veth peer name veth1
# ip link set veth0 master br0 up
[ 50.558135] br0: port 1(veth0) entered blocking state
[ 50.558366] br0: port 1(veth0) entered disabled state
[ 50.558798] veth0: entered allmulticast mode
[ 50.564401] veth0: entered promiscuous mode
# ip link set veth1 master br0 up
[ 54.215487] br0: port 2(veth1) entered blocking state
[ 54.215657] br0: port 2(veth1) entered disabled state
[ 54.215848] veth1: entered allmulticast mode
[ 54.219577] veth1: entered promiscuous mode
# ip link set br0 type bridge stp_state 1
# ip link set br0 up
[ 61.960726] br0: port 2(veth1) entered blocking state
[ 61.961097] br0: port 2(veth1) entered listening state
[ 61.961495] br0: port 1(veth0) entered blocking state
[ 61.961653] br0: port 1(veth0) entered listening state
[ 63.998835] br0: port 2(veth1) entered blocking state
[ 77.437113] br0: port 1(veth0) entered learning state
[ 86.653501] br0: received packet on veth0 with own address as source address (addr:6e:0f:e7:6f:5f:5f, vlan:0)
[ 92.797095] br0: port 1(veth0) entered forwarding state
[ 92.797398] br0: topology change detected, propagating
Let's remove the warning.
Signed-off-by: Kuniyuki Iwashima <kuniyu@xxxxxxxxxx>
Signed-off-by: Paolo Abeni <pabeni@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c
index b65962682771f..75204d36d7f90 100644
--- a/net/bridge/br_stp_if.c
+++ b/net/bridge/br_stp_if.c
@@ -201,9 +201,6 @@ int br_stp_set_enabled(struct net_bridge *br, unsigned long val,
{
ASSERT_RTNL();
- if (!net_eq(dev_net(br->dev), &init_net))
- NL_SET_ERR_MSG_MOD(extack, "STP does not work in non-root netns");
-
if (br_mrp_enabled(br)) {
NL_SET_ERR_MSG_MOD(extack,
"STP can't be enabled if MRP is already enabled");
