Hello. On 4/13/2016 12:04 PM, Paolo Abeni wrote:
The current tun_net_xmit() implementation don't need any external lock since it relay on rcu protection for the tun data structure
s/relay/relies/?
and on socket queue lock for skb queuing. This patch set the NETIF_F_LLTX feature bit in the tun device, so that on xmit, in absence of qdisc, no serialization lock is acquired by the caller. Signed-off-by: Paolo Abeni <[email protected]>
[...] MBR, Sergei
