diff --git a/include/net/busy_poll.h b/include/net/busy_poll.h index 127a5c4e3699..86e028388bad 100644 --- a/include/net/busy_poll.h +++ b/include/net/busy_poll.h @@ -122,7 +122,7 @@ static inline void skb_mark_napi_id(struct sk_buff *skb, static inline void sk_mark_napi_id(struct sock *sk, const struct sk_buff *skb) { #ifdef CONFIG_NET_RX_BUSY_POLL - sk->sk_napi_id = skb->napi_id; + WRITE_ONCE(sk->sk_napi_id, skb->napi_id); #endif sk_rx_queue_set(sk, skb); } @@ -132,8 +132,8 @@ static inline void sk_mark_napi_id_once(struct sock *sk, const struct sk_buff *skb) { #ifdef CONFIG_NET_RX_BUSY_POLL - if (!sk->sk_napi_id) - sk->sk_napi_id = skb->napi_id; + if (!READ_ONCE(sk->sk_napi_id)) + WRITE_ONCE(sk->sk_napi_id, skb->napi_id); #endif }