From: Rusty Russell <ru...@rustcorp.com.au> Date: Fri, 29 Jan 2010 23:50:04 +1030
> From: Shirley Ma <mashi...@us.ibm.com> > > virtio_net receives packets from its pre-allocated vring buffers, then it > delivers these packets to upper layer protocols as skb buffs. So it's not > necessary to pre-allocate skb for each mergable buffer, then frees extra > skbs when buffers are merged into a large packet. This patch has deferred > skb allocation in receiving packets for both big packets and mergeable buffers > to reduce skb pre-allocations and skb frees. It frees unused buffers by > calling > detach_unused_buf in vring, so recv skb queue is not needed. > > Signed-off-by: Shirley Ma <x...@us.ibm.com> > Signed-off-by: Rusty Russell <ru...@rustcorp.com.au> Applied. _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linux-foundation.org/mailman/listinfo/virtualization
