From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jiri Pirko Subject: [patch net-next 8/9] mlxsw: spectrum: Mark unused ports using NULL Date: Mon, 22 Feb 2016 19:32:03 +0100 Message-ID: <1456165924-14399-9-git-send-email-jiri@resnulli.us> References: <1456165924-14399-1-git-send-email-jiri@resnulli.us> Cc: davem@davemloft.net, idosch@mellanox.com, eladr@mellanox.com, yotamg@mellanox.com, ogerlitz@mellanox.com, yishaih@mellanox.com, dledford@redhat.com, sean.hefty@intel.com, hal.rosenstock@gmail.com, eugenia@mellanox.com, roopa@cumulusnetworks.com, nikolay@cumulusnetworks.com, hadarh@mellanox.com, jhs@mojatatu.com, john.fastabend@gmail.com, jeffrey.t.kirsher@intel.com, brouer@redhat.com, ivecera@redhat.com, rami.rosen@intel.com To: netdev@vger.kernel.org Return-path: Received: from mail-wm0-f50.google.com ([74.125.82.50]:33659 "EHLO mail-wm0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751580AbcBVScR (ORCPT ); Mon, 22 Feb 2016 13:32:17 -0500 Received: by mail-wm0-f50.google.com with SMTP id g62so169404787wme.0 for ; Mon, 22 Feb 2016 10:32:16 -0800 (PST) In-Reply-To: <1456165924-14399-1-git-send-email-jiri@resnulli.us> Sender: netdev-owner@vger.kernel.org List-ID: From: Ido Schimmel When splitting and unsplitting we'll destroy usable ports on the fly, so mark them using a NULL pointer to indicate that their local port number is free and can be re-used. Signed-off-by: Ido Schimmel Signed-off-by: Jiri Pirko --- drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index b9d963a..e72de3b 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -1519,6 +1519,7 @@ static void mlxsw_sp_port_remove(struct mlxsw_sp *mlxsw_sp, u8 local_port) if (!mlxsw_sp_port) return; + mlxsw_sp->ports[local_port] = NULL; devlink_port = &mlxsw_sp_port->devlink_port; devlink_port_type_clear(devlink_port); unregister_netdev(mlxsw_sp_port->dev); /* This calls ndo_stop */ -- 2.5.0