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-rw-r--r--net/core/dev.c7
-rw-r--r--net/core/ethtool.c1
2 files changed, 8 insertions, 0 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 757063420ce0..75e88e0372cb 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -5696,6 +5696,13 @@ static netdev_features_t netdev_fix_features(struct net_device *dev,
}
}
+#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;
}
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index 30071dec287a..640ba0e5831c 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -97,6 +97,7 @@ static const char netdev_features_strings[NETDEV_FEATURE_COUNT][ETH_GSTRING_LEN]
[NETIF_F_RXFCS_BIT] = "rx-fcs",
[NETIF_F_RXALL_BIT] = "rx-all",
[NETIF_F_HW_L2FW_DOFFLOAD_BIT] = "l2-fwd-offload",
+ [NETIF_F_BUSY_POLL_BIT] = "busy-poll",
};
static int ethtool_get_features(struct net_device *dev, void __user *useraddr)