From 666e7099a41afbbc1fb3ee785cad808d2925e12a Mon Sep 17 00:00:00 2001 From: Parav Pandit Date: Tue, 14 Aug 2018 10:36:15 +0300 Subject: IB/core: Add comment for change upper netevent handling Add comment for handling CHANGEUPPER netevent handling. To improve code readability, (a) move cmd definitions to its respective if-else branches, (b) avoid single line structure definitions. Signed-off-by: Parav Pandit Signed-off-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe --- drivers/infiniband/core/roce_gid_mgmt.c | 55 +++++++++++++++++++++++---------- 1 file changed, 39 insertions(+), 16 deletions(-) (limited to 'drivers/infiniband') diff --git a/drivers/infiniband/core/roce_gid_mgmt.c b/drivers/infiniband/core/roce_gid_mgmt.c index a4fbdc5d28fa..1304f4239b3d 100644 --- a/drivers/infiniband/core/roce_gid_mgmt.c +++ b/drivers/infiniband/core/roce_gid_mgmt.c @@ -579,25 +579,48 @@ static const struct netdev_event_work_cmd add_cmd = { static const struct netdev_event_work_cmd add_cmd_upper_ips = { .cb = add_netdev_upper_ips, .filter = is_eth_port_of_netdev}; +static void +ndev_event_unlink(struct netdev_notifier_changeupper_info *changeupper_info, + struct netdev_event_work_cmd *cmds) +{ + static const struct netdev_event_work_cmd + upper_ips_del_cmd = { + .cb = del_netdev_upper_ips, + .filter = upper_device_filter + }; + + cmds[0] = upper_ips_del_cmd; + cmds[0].ndev = changeupper_info->upper_dev; + cmds[1] = add_cmd; +} + +static void +ndev_event_link(struct netdev_notifier_changeupper_info *changeupper_info, + struct netdev_event_work_cmd *cmds) +{ + static const struct netdev_event_work_cmd + bonding_default_del_cmd = { + .cb = del_netdev_default_ips, + .filter = is_eth_port_inactive_slave + }; + /* + * When a lower netdev is linked to its upper bonding + * netdev, delete lower inactive slave netdev's default GIDs. + */ + cmds[0] = bonding_default_del_cmd; + cmds[0].ndev = changeupper_info->upper_dev; + cmds[1] = add_cmd_upper_ips; + cmds[1].ndev = changeupper_info->upper_dev; + cmds[1].filter_ndev = changeupper_info->upper_dev; +} + static void netdevice_event_changeupper(struct netdev_notifier_changeupper_info *changeupper_info, struct netdev_event_work_cmd *cmds) { - static const struct netdev_event_work_cmd upper_ips_del_cmd = { - .cb = del_netdev_upper_ips, .filter = upper_device_filter}; - static const struct netdev_event_work_cmd bonding_default_del_cmd = { - .cb = del_netdev_default_ips, .filter = is_eth_port_inactive_slave}; - - if (changeupper_info->linking == false) { - cmds[0] = upper_ips_del_cmd; - cmds[0].ndev = changeupper_info->upper_dev; - cmds[1] = add_cmd; - } else { - cmds[0] = bonding_default_del_cmd; - cmds[0].ndev = changeupper_info->upper_dev; - cmds[1] = add_cmd_upper_ips; - cmds[1].ndev = changeupper_info->upper_dev; - cmds[1].filter_ndev = changeupper_info->upper_dev; - } + if (changeupper_info->linking) + ndev_event_link(changeupper_info, cmds); + else + ndev_event_unlink(changeupper_info, cmds); } static int netdevice_event(struct notifier_block *this, unsigned long event, -- cgit v1.2.3-58-ga151