On 10/16/23 16:12, Ido Schimmel wrote:
Currently, the bridge driver does not dump MDB entries when multicast
snooping is disabled although the entries are present in the kernel:
# bridge mdb add dev br0 port swp1 grp 239.1.1.1 permanent
# bridge mdb show dev br0
dev br0 port swp1 grp 239.1
On 10/16/23 16:12, Ido Schimmel wrote:
The 'MDBA_MDB' and 'MDBA_MDB_ENTRY' nest attributes are not accounted
for when calculating the size of MDB notifications. Add them along with
comments for existing attributes.
Signed-off-by: Ido Schimmel
---
net/bridge/br_mdb.c | 15 +++
1 f
On 10/16/23 16:12, Ido Schimmel wrote:
Currently, netlink notifications are sent for individual port group
entries and not for the entire MDB entry itself.
Subsequent patches are going to add MDB get support which will require
the bridge driver to reply with an entire MDB entry.
Therefore, as a
On 10/16/23 16:12, Ido Schimmel wrote:
The current name is going to conflict with the upcoming net device
operation for the MDB get operation.
Rename the function to br_mdb_entry_skb_get(). No functional changes
intended.
Signed-off-by: Ido Schimmel
---
net/bridge/br_device.c| 2 +-
ne
On 10/16/23 16:12, Ido Schimmel wrote:
Adjust the function's arguments and rename it to allow it to be reused
by future call sites that only have access to 'struct
vxlan_mdb_entry_key', but not to 'struct vxlan_mdb_config'.
No functional changes intended.
Signed-off-by: Ido Schimmel
---
driv
On 10/16/23 16:12, Ido Schimmel wrote:
Currently, netlink notifications are sent for individual remote entries
and not for the entire MDB entry itself.
Subsequent patches are going to add MDB get support which will require
the VXLAN driver to reply with an entire MDB entry.
Therefore, as a prep
On 10/16/23 16:12, Ido Schimmel wrote:
Add MDB get attributes that correspond to the MDB set attributes used in
RTM_NEWMDB messages. Specifically, add 'MDBA_GET_ENTRY' which will hold
a 'struct br_mdb_entry' and 'MDBA_GET_ENTRY_ATTRS' which will hold
'MDBE_ATTR_*' attributes that are used as inde
On 10/16/23 16:12, Ido Schimmel wrote:
Add MDB net device operation that will be invoked by rtnetlink code in
response to received RTM_GETMDB messages. Subsequent patches will
implement the operation in the bridge and VXLAN drivers.
Signed-off-by: Ido Schimmel
---
include/linux/netdevice.h |
On 10/16/23 16:12, Ido Schimmel wrote:
Implement support for MDB get operation by looking up a matching MDB
entry, allocating the skb according to the entry's size and then filling
in the response. The operation is performed under the bridge multicast
lock to ensure that the entry does not change
On 10/16/23 16:12, Ido Schimmel wrote:
Implement support for MDB get operation by looking up a matching MDB
entry, allocating the skb according to the entry's size and then filling
in the response.
Signed-off-by: Ido Schimmel
---
drivers/net/vxlan/vxlan_core.c| 1 +
drivers/net/vxlan/v
On 10/16/23 16:12, Ido Schimmel wrote:
Now that both the bridge and VXLAN drivers implement the MDB get net
device operation, expose the functionality to user space by registering
a handler for RTM_GETMDB messages. Derive the net device from the
ifindex specified in the ancillary header and invok
On 10/16/23 16:12, Ido Schimmel wrote:
Test the new MDB get functionality by converting dump and grep to MDB
get.
Signed-off-by: Ido Schimmel
---
.../selftests/net/forwarding/bridge_mdb.sh| 184 +++---
1 file changed, 71 insertions(+), 113 deletions(-)
Acked-by: Nikolay Al
On 10/16/23 16:12, Ido Schimmel wrote:
Test the new MDB get functionality by converting dump and grep to MDB
get.
Signed-off-by: Ido Schimmel
---
tools/testing/selftests/net/test_vxlan_mdb.sh | 108 +-
1 file changed, 54 insertions(+), 54 deletions(-)
Acked-by: Nikolay Ale
On 10/16/23 16:27, Johannes Nixdorf wrote:
The previous patch added accounting and a limit for the number of
dynamically learned FDB entries per bridge. However it did not provide
means to actually configure those bounds or read back the count. This
patch does that.
Two new netlink attributes ar
On 10/16/23 16:27, Johannes Nixdorf wrote:
Set any new attributes added to br_policy to be parsed strictly, to
prevent userspace from passing garbage.
Signed-off-by: Johannes Nixdorf
---
net/bridge/br_netlink.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/net/bridge/br_netlink.c b/n
On Tue, Oct 17, 2023 at 12:08:30PM +0300, Nikolay Aleksandrov wrote:
> On 10/16/23 16:12, Ido Schimmel wrote:
> > Add MDB get attributes that correspond to the MDB set attributes used in
> > RTM_NEWMDB messages. Specifically, add 'MDBA_GET_ENTRY' which will hold
> > a 'struct br_mdb_entry' and 'MDB
On Tue, Oct 17, 2023 at 12:24:44PM +0300, Nikolay Aleksandrov wrote:
> On 10/16/23 16:12, Ido Schimmel wrote:
> > Implement support for MDB get operation by looking up a matching MDB
> > entry, allocating the skb according to the entry's size and then filling
> > in the response. The operation is p
On Mon, Oct 16, 2023 at 03:27:22PM +0200, Johannes Nixdorf wrote:
> The previous patch added accounting and a limit for the number of
> dynamically learned FDB entries per bridge. However it did not provide
> means to actually configure those bounds or read back the count. This
> patch does that.
>
On Mon, Oct 16, 2023 at 03:27:23PM +0200, Johannes Nixdorf wrote:
> Set any new attributes added to br_policy to be parsed strictly, to
> prevent userspace from passing garbage.
>
> Signed-off-by: Johannes Nixdorf
Reviewed-by: Ido Schimmel
On 10/17/23 14:03, Ido Schimmel wrote:
On Tue, Oct 17, 2023 at 12:24:44PM +0300, Nikolay Aleksandrov wrote:
On 10/16/23 16:12, Ido Schimmel wrote:
Implement support for MDB get operation by looking up a matching MDB
entry, allocating the skb according to the entry's size and then filling
in the
Hello:
This series was applied to netdev/net-next.git (main)
by Jakub Kicinski :
On Mon, 16 Oct 2023 15:27:19 +0200 you wrote:
> Introduce a limit on the amount of learned FDB entries on a bridge,
> configured by netlink with a build time default on bridge creation in
> the kernel config.
>
> Fo
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