netdev - Re: [PATCH net-next v2 0/3] net: bridge: convert multicast to generic rhashtable

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Message-ID: <4e004521-2a99-f3f1-6603-98adedcb0441@cumulusnetworks.com>
Date:   Tue, 4 Dec 2018 17:27:34 +0200
From:   Nikolay Aleksandrov <nikolay@...ulusnetworks.com>
To:     netdev@...r.kernel.org
Cc:     roopa@...ulusnetworks.com, davem@...emloft.net,
        bridge@...ts.linux-foundation.org
Subject: Re: [PATCH net-next v2 0/3] net: bridge: convert multicast to generic
 rhashtable

On 04/12/2018 17:01, Nikolay Aleksandrov wrote:
> Hi,
> The current bridge multicast code uses a custom rhashtable
> implementation which predates the generic rhashtable API. Patch 01
> converts it to use the generic kernel rhashtable which simplifies the
> code a lot and removes duplicated functionality. The convert also makes
> hash_elasticity obsolete as the generic rhashtable already has such
> checks and has a fixed elasticity of RHT_ELASTICITY (16 currently) so we
> emit a warning whenever elasticity is set and return RHT_ELASTICITY when
> read (patch 02). Since now we have the generic rhashtable which
> autoshrinks we can be more liberal with the default hash maximum so patch
> 03 increases it to 4096 and moves it to a define in br_private.h.
> 
> v2: send the latest version of the set which handles when IGMP snooping
>     is not defined, changes are in patch 01
> 
> Thanks,
>  Nik
> 
> 
> Nikolay Aleksandrov (3):
>   net: bridge: convert multicast to generic rhashtable
>   net: bridge: mark hash_elasticity as obsolete
>   net: bridge: increase multicast's default maximum number of entries
> 
>  net/bridge/br_device.c    |  10 +
>  net/bridge/br_mdb.c       | 120 +++++------
>  net/bridge/br_multicast.c | 406 +++++++-------------------------------
>  net/bridge/br_netlink.c   |  11 +-
>  net/bridge/br_private.h   |  41 ++--
>  net/bridge/br_sysfs_br.c  |   6 +-
>  6 files changed, 156 insertions(+), 438 deletions(-)
> 

+CC bridge list.

Cheers,
 Nik