[ Upstream commit
afe207d80a61e4d6e7cfa0611a4af46d0ba95628 ]
Commit
e18b353f102e ("ipvlan: add cond_resched_rcu() while
processing muticast backlog") added a cond_resched_rcu() in a loop
using rcu protection to iterate over slaves.
This is breaking rcu rules, so lets instead use cond_resched()
at a point we can reschedule
Fixes:
e18b353f102e ("ipvlan: add cond_resched_rcu() while processing muticast backlog")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Mahesh Bandewar <maheshb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
ret = netif_rx(nskb);
acct:
ipvlan_count_rx(ipvlan, len, ret == NET_RX_SUCCESS, true);
- cond_resched_rcu();
}
rcu_read_unlock();
} else {
kfree_skb(skb);
}
+ cond_resched();
}
}