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Date: Thu, 10 Sep 2020 10:03:16 +0300 From: Vadym Kochan <vadym.kochan@...ision.eu> To: Andy Shevchenko <andy.shevchenko@...il.com> Cc: "David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, Jiri Pirko <jiri@...lanox.com>, Ido Schimmel <idosch@...lanox.com>, Andrew Lunn <andrew@...n.ch>, Oleksandr Mazur <oleksandr.mazur@...ision.eu>, Serhiy Boiko <serhiy.boiko@...ision.eu>, Serhiy Pshyk <serhiy.pshyk@...ision.eu>, Volodymyr Mytnyk <volodymyr.mytnyk@...ision.eu>, Taras Chornyi <taras.chornyi@...ision.eu>, Andrii Savka <andrii.savka@...ision.eu>, netdev <netdev@...r.kernel.org>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Mickey Rachamim <mickeyr@...vell.com> Subject: Re: [PATCH net-next v7 5/6] net: marvell: prestera: Add Switchdev driver implementation Hi Andy, On Fri, Sep 04, 2020 at 10:41:17PM +0300, Andy Shevchenko wrote: > On Fri, Sep 4, 2020 at 7:52 PM Vadym Kochan <vadym.kochan@...ision.eu> wrote: > > > > The following features are supported: > > > > - VLAN-aware bridge offloading > > - VLAN-unaware bridge offloading > > - FDB offloading (learning, ageing) > > - Switchport configuration > > > > Currently there are some limitations like: > > > > - Only 1 VLAN-aware bridge instance supported > > - FDB ageing timeout parameter is set globally per device > > Similar comments as per previous patches. > > > + struct list_head vlans_list; > > How this container is being protected against races? > It should be protected by rtnl lock from the Switchdev core: net/switchdev/switchdev.c:int switchdev_port_obj_add(...) which is called by: net/bridge/br_switchdev.c:int br_switchdev_port_vlan_add(...) > -- > With Best Regards, > Andy Shevchenko
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