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77 lines
1.8 KiB
77 lines
1.8 KiB
/* |
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* drivers/net/team/team_mode_broadcast.c - Broadcast mode for team |
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* Copyright (c) 2012 Jiri Pirko <jpirko@redhat.com> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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*/ |
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#include <linux/kernel.h> |
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#include <linux/types.h> |
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#include <linux/module.h> |
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#include <linux/init.h> |
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#include <linux/errno.h> |
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#include <linux/netdevice.h> |
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#include <linux/if_team.h> |
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static bool bc_transmit(struct team *team, struct sk_buff *skb) |
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{ |
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struct team_port *cur; |
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struct team_port *last = NULL; |
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struct sk_buff *skb2; |
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bool ret; |
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bool sum_ret = false; |
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list_for_each_entry_rcu(cur, &team->port_list, list) { |
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if (team_port_txable(cur)) { |
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if (last) { |
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skb2 = skb_clone(skb, GFP_ATOMIC); |
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if (skb2) { |
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ret = !team_dev_queue_xmit(team, last, |
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skb2); |
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if (!sum_ret) |
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sum_ret = ret; |
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} |
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} |
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last = cur; |
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} |
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} |
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if (last) { |
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ret = !team_dev_queue_xmit(team, last, skb); |
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if (!sum_ret) |
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sum_ret = ret; |
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} |
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return sum_ret; |
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} |
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static const struct team_mode_ops bc_mode_ops = { |
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.transmit = bc_transmit, |
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.port_enter = team_modeop_port_enter, |
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.port_change_dev_addr = team_modeop_port_change_dev_addr, |
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}; |
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static const struct team_mode bc_mode = { |
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.kind = "broadcast", |
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.owner = THIS_MODULE, |
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.ops = &bc_mode_ops, |
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}; |
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static int __init bc_init_module(void) |
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{ |
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return team_mode_register(&bc_mode); |
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} |
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static void __exit bc_cleanup_module(void) |
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{ |
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team_mode_unregister(&bc_mode); |
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} |
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module_init(bc_init_module); |
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module_exit(bc_cleanup_module); |
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MODULE_LICENSE("GPL v2"); |
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MODULE_AUTHOR("Jiri Pirko <jpirko@redhat.com>"); |
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MODULE_DESCRIPTION("Broadcast mode for team"); |
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MODULE_ALIAS("team-mode-broadcast");
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