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Date:   Sun, 10 Feb 2019 12:44:47 -0800
From:   Florian Fainelli <f.fainelli@...il.com>
To:     netdev@...r.kernel.org
Cc:     idosch@...lanox.com, linux-kernel@...r.kernel.org,
        devel@...verdev.osuosl.org, bridge@...ts.linux-foundation.org,
        jiri@...lanox.com, andrew@...n.ch, vivien.didelot@...il.com
Subject: Re: [PATCH net-next v2 00/16] net: Remove switchdev_ops

Le 2/10/19 à 9:50 AM, Florian Fainelli a écrit :
> Hi all,
> 
> This patch series finishes by the removal of switchdev_ops. To get there
> we need to do a few things:
> 
> - get rid of the one and only call to switchdev_port_attr_get() which is
>   used to fetch the device's bridge port flags capabilities, instead we
>   can just check what flags are being programmed during the prepare
>   phase
> 
> - once we get rid of getting switchdev port attributes we convert the
>   setting of such attributes using a blocking notifier
> 
> And then remove switchdev_ops completely.
> 
> Please review and let me know what you think!

I am going to submit a v3 which moves the port_attr_{get,set} to a
switchdev notifier, but does not yet get rid of
switchdev_port_attr_get() entirely since there is not a clear path yet
to split the setting between non-sleeping and sleeping context.

> 
> Changes in v2:
> - fixed bisectability issues in patch #15
> - added Acked-by from Jiri where necessary
> - fixed a few minor issues according to Jiri's feedback:
> 	- rename port_attr_event -> port_attr_set_event
> 	- moved SWITCHDEV_PORT_ATTR_SET closer to other blocking events
> 
> Florian Fainelli (16):
>   Documentation: networking: switchdev: Update port parent ID section
>   mlxsw: spectrum: Check bridge flags during prepare phase
>   staging: fsl-dpaa2: ethsw: Check bridge port flags during set
>   net: dsa: Add setter for SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS
>   rocker: Check bridge flags during prepare phase
>   net: bridge: Stop calling switchdev_port_attr_get()
>   net: Remove SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS_SUPPORT
>   net: Get rid of switchdev_port_attr_get()
>   switchdev: Add SWITCHDEV_PORT_ATTR_SET
>   rocker: Handle SWITCHDEV_PORT_ATTR_SET
>   net: dsa: Handle SWITCHDEV_PORT_ATTR_SET
>   mlxsw: spectrum_switchdev: Handle SWITCHDEV_PORT_ATTR_SET
>   net: mscc: ocelot: Handle SWITCHDEV_PORT_ATTR_SET
>   staging: fsl-dpaa2: ethsw: Handle SWITCHDEV_PORT_ATTR_SET
>   net: switchdev: Replace port attr set SDO with a notification
>   net: Remove switchdev_ops
> 
>  Documentation/networking/switchdev.txt        | 15 ++-
>  .../net/ethernet/mellanox/mlxsw/spectrum.c    | 12 ---
>  .../net/ethernet/mellanox/mlxsw/spectrum.h    |  2 -
>  .../mellanox/mlxsw/spectrum_switchdev.c       | 69 ++++----------
>  drivers/net/ethernet/mscc/ocelot.c            | 21 +++-
>  drivers/net/ethernet/rocker/rocker_main.c     | 95 ++++++++-----------
>  drivers/staging/fsl-dpaa2/ethsw/ethsw.c       | 48 ++++------
>  include/linux/netdevice.h                     |  3 -
>  include/net/switchdev.h                       | 36 ++-----
>  net/bridge/br_switchdev.c                     | 20 +---
>  net/dsa/dsa_priv.h                            |  3 +
>  net/dsa/port.c                                | 10 ++
>  net/dsa/slave.c                               | 40 ++++----
>  net/switchdev/switchdev.c                     | 92 +++++-------------
>  14 files changed, 170 insertions(+), 296 deletions(-)
> 


-- 
Florian

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