From: Lorenzo Bianconi <lorenzo.bianconi@redhat•com>
To: Lorenzo Bianconi <lorenzo@kernel•org>
Cc: bpf@vger•kernel.org, netdev@vger•kernel.org, davem@davemloft•net,
kuba@kernel•org, ast@kernel•org, daniel@iogearbox•net,
brouer@redhat•com, toke@redhat•com, pabeni@redhat•com,
echaudro@redhat•com, toshiaki.makita1@gmail•com,
andrii@kernel•org
Subject: Re: [PATCH v3 bpf-next 0/3] introduce xdp frags support to veth driver
Date: Tue, 8 Mar 2022 16:54:32 +0100 [thread overview]
Message-ID: <Yid8OBYtqEhlr30X@lore-desk> (raw)
In-Reply-To: <cover.1645558706.git.lorenzo@kernel.org>
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> Introduce xdp frags support to veth driver in order to allow increasing the mtu
> over the page boundary if the attached xdp program declares to support xdp
> fragments. Enable NETIF_F_ALL_TSO when the device is running in xdp mode.
> This series has been tested running xdp_router_ipv4 sample available in the
> kernel tree redirecting tcp traffic from veth pair into the mvneta driver.
Hi Alexei and Daniel,
please drop this revision, I will post a new version soon adding a check on max
supported mtu when the loaded program support xdp frags.
Regards,
Lorenzo
>
> Changes since v2:
> - move rcu_access_pointer() check in veth_skb_is_eligible_for_gro
>
> Changes since v1:
> - always consider skb paged are non-writable
> - fix tpt issue with sctp
> - always use napi if we are running in xdp mode in veth_xmit
>
> Lorenzo Bianconi (3):
> net: veth: account total xdp_frame len running ndo_xdp_xmit
> veth: rework veth_xdp_rcv_skb in order to accept non-linear skb
> veth: allow jumbo frames in xdp mode
>
> drivers/net/veth.c | 212 +++++++++++++++++++++++++++++----------------
> include/net/xdp.h | 14 +++
> net/core/xdp.c | 1 +
> 3 files changed, 151 insertions(+), 76 deletions(-)
>
> --
> 2.35.1
>
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next prev parent reply other threads:[~2022-03-08 15:54 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-22 19:43 [PATCH v3 bpf-next 0/3] introduce xdp frags support to veth driver Lorenzo Bianconi
2022-02-22 19:43 ` [PATCH v3 bpf-next 1/3] net: veth: account total xdp_frame len running ndo_xdp_xmit Lorenzo Bianconi
2022-02-22 19:43 ` [PATCH v3 bpf-next 2/3] veth: rework veth_xdp_rcv_skb in order to accept non-linear skb Lorenzo Bianconi
2022-02-22 19:43 ` [PATCH v3 bpf-next 3/3] veth: allow jumbo frames in xdp mode Lorenzo Bianconi
2022-03-08 15:54 ` Lorenzo Bianconi [this message]
2022-03-08 15:56 ` [PATCH v3 bpf-next 0/3] introduce xdp frags support to veth driver Daniel Borkmann
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