From: David Miller <davem@davemloft.net>
To: jasowang@redhat.com
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
mst@redhat.com, jbrouer@redhat.com
Subject: Re: [PATCH net-next V2 0/2] XDP transmission for tuntap
Date: Tue, 09 Jan 2018 11:06:13 -0500 (EST) [thread overview]
Message-ID: <20180109.110613.1571539954764298228.davem@davemloft.net> (raw)
In-Reply-To: <1515035668-6241-1-git-send-email-jasowang@redhat.com>
From: Jason Wang <jasowang@redhat.com>
Date: Thu, 4 Jan 2018 11:14:26 +0800
> This series tries to implement XDP transmission (ndo_xdp_xmit) for
> tuntap. Pointer ring was used for queuing both XDP buffers and
> sk_buff, this is done by encoding the type into lowest bit of the
> pointer and storin XDP metadata in the headroom of XDP buff.
>
> Tests gets 3.05 Mpps when doing xdp_redirect_map from ixgbe to VM
> (testpmd + virtio-net in guest). This gives us ~20% improvments
> compared to use skb during redirect.
>
> Please review.
>
> Changes from V1:
>
> - slient warnings
> - fix typos
> - add skb mode number in the commit log
Series applied, thanks Jason.
There was some overlap with recent changes from Jesper, please take
a look.
Thank you.
next prev parent reply other threads:[~2018-01-09 16:06 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-04 3:14 Jason Wang
2018-01-04 3:14 ` [PATCH net-next V2 1/2] tun/tap: use ptr_ring instead of skb_array Jason Wang
2018-01-04 3:14 ` [PATCH net-next V2 2/2] tuntap: XDP transmission Jason Wang
2018-01-10 16:11 ` Tariq Toukan
2018-01-11 2:35 ` Jason Wang
2018-01-09 16:06 ` David Miller [this message]
2018-01-10 3:00 ` [PATCH net-next V2 0/2] XDP transmission for tuntap Jason Wang
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