From: Jussi Kivilinna jussi.kivilinna@haltian.com
[ Upstream commit 279e89b2281af3b1a9f04906e157992c19c9f163 ]
batadv_bla_send_claim() gets called from worker thread context through batadv_bla_periodic_work(), thus netif_rx_ni needs to be used in that case. This fixes "NOHZ: local_softirq_pending 08" log messages seen when batman-adv is enabled.
Fixes: 23721387c409 ("batman-adv: add basic bridge loop avoidance code") Signed-off-by: Jussi Kivilinna jussi.kivilinna@haltian.com Signed-off-by: Sven Eckelmann sven@narfation.org Signed-off-by: Simon Wunderlich sw@simonwunderlich.de Signed-off-by: Sasha Levin sashal@kernel.org --- net/batman-adv/bridge_loop_avoidance.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/net/batman-adv/bridge_loop_avoidance.c b/net/batman-adv/bridge_loop_avoidance.c index cea7fdeac5aa2..9aa5daa551273 100644 --- a/net/batman-adv/bridge_loop_avoidance.c +++ b/net/batman-adv/bridge_loop_avoidance.c @@ -380,7 +380,10 @@ static void batadv_bla_send_claim(struct batadv_priv *bat_priv, u8 *mac, skb->len + ETH_HLEN); soft_iface->last_rx = jiffies;
- netif_rx(skb); + if (in_interrupt()) + netif_rx(skb); + else + netif_rx_ni(skb); out: if (primary_if) batadv_hardif_free_ref(primary_if);