diff options
Diffstat (limited to 'net/core/dev.c')
| -rw-r--r-- | net/core/dev.c | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index 727b6fda0e8c..4cde8bfb9bab 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -4978,7 +4978,6 @@ bool sk_busy_loop(struct sock *sk, int nonblock) { unsigned long end_time = !nonblock ? sk_busy_loop_end_time(sk) : 0; int (*napi_poll)(struct napi_struct *napi, int budget); - int (*busy_poll)(struct napi_struct *dev); void *have_poll_lock = NULL; struct napi_struct *napi; int rc; @@ -4993,17 +4992,10 @@ restart: if (!napi) goto out; - /* Note: ndo_busy_poll method is optional in linux-4.5 */ - busy_poll = napi->dev->netdev_ops->ndo_busy_poll; - preempt_disable(); for (;;) { rc = 0; local_bh_disable(); - if (busy_poll) { - rc = busy_poll(napi); - goto count; - } if (!napi_poll) { unsigned long val = READ_ONCE(napi->state); @@ -6956,13 +6948,6 @@ static netdev_features_t netdev_fix_features(struct net_device *dev, features &= ~dev->gso_partial_features; } -#ifdef CONFIG_NET_RX_BUSY_POLL - if (dev->netdev_ops->ndo_busy_poll) - features |= NETIF_F_BUSY_POLL; - else -#endif - features &= ~NETIF_F_BUSY_POLL; - return features; } |