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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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5fc889911a
Signed-off-by: Jiri Pirko <jpirko@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
89 lines
2.0 KiB
C
89 lines
2.0 KiB
C
/*
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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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skb2->dev = last->dev;
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ret = dev_queue_xmit(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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skb->dev = last->dev;
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ret = dev_queue_xmit(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 int bc_port_enter(struct team *team, struct team_port *port)
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{
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return team_port_set_team_mac(port);
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}
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static void bc_port_change_mac(struct team *team, struct team_port *port)
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{
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team_port_set_team_mac(port);
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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 = bc_port_enter,
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.port_change_mac = bc_port_change_mac,
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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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