netdev - Re: [PATCH net-next 0/4] net: bridge: mdb: allow dump/add/del of host-joined entries

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Wed, 14 Aug 2019 19:01:41 +0300
From:   Nikolay Aleksandrov <nikolay@...ulusnetworks.com>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, roopa@...ulusnetworks.com,
        bridge@...ts.linux-foundation.org
Subject: Re: [PATCH net-next 0/4] net: bridge: mdb: allow dump/add/del of
 host-joined entries

On 8/14/19 5:40 PM, Nikolay Aleksandrov wrote:
> Hi,
> This set makes the bridge dump host-joined mdb entries, they should be
> treated as normal entries since they take a slot and are aging out.
> We already have notifications for them but we couldn't dump them until
> now so they remained hidden. We dump them similar to how they're
> notified, in order to keep user-space compatibility with the dumped
> objects (e.g. iproute2 dumps mdbs in a format which can be fed into
> add/del commands) we allow host-joined groups also to be added/deleted via
> mdb commands. That can later be used for L2 mcast MAC manipulation as
> was recently discussed. Note that iproute2 changes are not necessary,
> this set will work with the current user-space mdb code.
> 
> Patch 01 - a trivial comment move
> Patch 02 - factors out the mdb filling code so it can be
>            re-used for the host-joined entries
> Patch 03 - dumps host-joined entries
> Patch 04 - allows manipulation of host-joined entries via standard mdb
>            calls
> 
> Thanks,
>  Nik
> 
> Nikolay Aleksandrov (4):
>   net: bridge: mdb: move vlan comments
>   net: bridge: mdb: factor out mdb filling
>   net: bridge: mdb: dump host-joined entries as well
>   net: bridge: mdb: allow add/delete for host-joined groups
> 
>  net/bridge/br_mdb.c       | 171 +++++++++++++++++++++++++-------------
>  net/bridge/br_multicast.c |  24 ++++--
>  net/bridge/br_private.h   |   2 +
>  3 files changed, 133 insertions(+), 64 deletions(-)
> 

Self-NAK
There's a double notification sent for manual add/del of host groups.
It's a trivial fix, I'll spin v2 later after running more tests.