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2016 Jun 15
7
[PATCH net-next V2] tun: introduce tx skb ring
We used to queue tx packets in sk_receive_queue, this is less
efficient since it requires spinlocks to synchronize between producer
and consumer.
This patch tries to address this by:
- introduce a new mode which will be only enabled with IFF_TX_ARRAY
set and switch from sk_receive_queue to a fixed size of skb
array with 256 entries in this mode.
- introduce a new proto_ops peek_len which was
2016 Jun 15
7
[PATCH net-next V2] tun: introduce tx skb ring
We used to queue tx packets in sk_receive_queue, this is less
efficient since it requires spinlocks to synchronize between producer
and consumer.
This patch tries to address this by:
- introduce a new mode which will be only enabled with IFF_TX_ARRAY
set and switch from sk_receive_queue to a fixed size of skb
array with 256 entries in this mode.
- introduce a new proto_ops peek_len which was