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bonding: use netpoll_poll_dev() helper

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We want to allow NAPI drivers to no longer provide
ndo_poll_controller() method, as it has been proven problematic.

team driver must not look at its presence, but instead call
netpoll_poll_dev() which factorize the needed actions.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Jay Vosburgh <j.vosburgh@gmail.com>
Cc: Veaceslav Falico <vfalico@gmail.com>
Cc: Andy Gospodarek <andy@greyhouse.net>
Acked-by: Jay Vosburgh <jay.vosburgh@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2018-09-21 15:27:39 -07:00 committed by David S. Miller
parent ac3d9dd034
commit 93f62ad5e8
1 changed files with 2 additions and 9 deletions
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11
drivers/net/bonding/bond_main.c
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@ -971,16 +971,13 @@ static void bond_poll_controller(struct net_device *bond_dev)
struct slave *slave = NULL;
struct list_head *iter;
struct ad_info ad_info;
struct netpoll_info *ni;
const struct net_device_ops *ops;
if (BOND_MODE(bond) == BOND_MODE_8023AD)
if (bond_3ad_get_active_agg_info(bond, &ad_info))
return;
bond_for_each_slave_rcu(bond, slave, iter) {
ops = slave->dev->netdev_ops;
if (!bond_slave_is_up(slave) || !ops->ndo_poll_controller)
if (!bond_slave_is_up(slave))
continue;
if (BOND_MODE(bond) == BOND_MODE_8023AD) {
@ -992,11 +989,7 @@ static void bond_poll_controller(struct net_device *bond_dev)
continue;
}
ni = rcu_dereference_bh(slave->dev->npinfo);
if (down_trylock(&ni->dev_lock))
continue;
ops->ndo_poll_controller(slave->dev);
up(&ni->dev_lock);
netpoll_poll_dev(slave->dev);
}
}