AcoSail/kernel_optimize_test
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net: rmnet: set NETIF_F_LLTX flag

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The rmnet_vnd_setup(), which is the callback of ->ndo_start_xmit() is
allowed to call concurrently because it uses RCU protected data.
So, it doesn't need tx lock.

Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Taehee Yoo 2020-03-08 13:47:06 +00:00 committed by David S. Miller
parent 1033a215fe
commit 376d5307e0
1 changed files with 2 additions and 0 deletions
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2
drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c
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@ -212,6 +212,8 @@ void rmnet_vnd_setup(struct net_device *rmnet_dev)
rmnet_dev->needs_free_netdev = true;
rmnet_dev->ethtool_ops = &rmnet_ethtool_ops;
rmnet_dev->features |= NETIF_F_LLTX;
/* This perm addr will be used as interface identifier by IPv6 */
rmnet_dev->addr_assign_type = NET_ADDR_RANDOM;
eth_random_addr(rmnet_dev->perm_addr);