mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
76 lines
1.7 KiB
76 lines
1.7 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
|
/* |
|
* drivers/net/team/team_mode_roundrobin.c - Round-robin mode for team |
|
* Copyright (c) 2011 Jiri Pirko <[email protected]> |
|
*/ |
|
|
|
#include <linux/kernel.h> |
|
#include <linux/types.h> |
|
#include <linux/module.h> |
|
#include <linux/init.h> |
|
#include <linux/errno.h> |
|
#include <linux/netdevice.h> |
|
#include <linux/if_team.h> |
|
|
|
struct rr_priv { |
|
unsigned int sent_packets; |
|
}; |
|
|
|
static struct rr_priv *rr_priv(struct team *team) |
|
{ |
|
return (struct rr_priv *) &team->mode_priv; |
|
} |
|
|
|
static bool rr_transmit(struct team *team, struct sk_buff *skb) |
|
{ |
|
struct team_port *port; |
|
int port_index; |
|
|
|
port_index = team_num_to_port_index(team, |
|
rr_priv(team)->sent_packets++); |
|
port = team_get_port_by_index_rcu(team, port_index); |
|
if (unlikely(!port)) |
|
goto drop; |
|
port = team_get_first_port_txable_rcu(team, port); |
|
if (unlikely(!port)) |
|
goto drop; |
|
if (team_dev_queue_xmit(team, port, skb)) |
|
return false; |
|
return true; |
|
|
|
drop: |
|
dev_kfree_skb_any(skb); |
|
return false; |
|
} |
|
|
|
static const struct team_mode_ops rr_mode_ops = { |
|
.transmit = rr_transmit, |
|
.port_enter = team_modeop_port_enter, |
|
.port_change_dev_addr = team_modeop_port_change_dev_addr, |
|
}; |
|
|
|
static const struct team_mode rr_mode = { |
|
.kind = "roundrobin", |
|
.owner = THIS_MODULE, |
|
.priv_size = sizeof(struct rr_priv), |
|
.ops = &rr_mode_ops, |
|
.lag_tx_type = NETDEV_LAG_TX_TYPE_ROUNDROBIN, |
|
}; |
|
|
|
static int __init rr_init_module(void) |
|
{ |
|
return team_mode_register(&rr_mode); |
|
} |
|
|
|
static void __exit rr_cleanup_module(void) |
|
{ |
|
team_mode_unregister(&rr_mode); |
|
} |
|
|
|
module_init(rr_init_module); |
|
module_exit(rr_cleanup_module); |
|
|
|
MODULE_LICENSE("GPL v2"); |
|
MODULE_AUTHOR("Jiri Pirko <[email protected]>"); |
|
MODULE_DESCRIPTION("Round-robin mode for team"); |
|
MODULE_ALIAS_TEAM_MODE("roundrobin");
|
|
|