From: Stanislav Fomichev <sdf@google.com>
To: Alexei Starovoitov <alexei.starovoitov@gmail.com>
Cc: bpf <bpf@vger.kernel.org>, "Alexei Starovoitov" <ast@kernel.org>,
"Daniel Borkmann" <daniel@iogearbox.net>,
"Andrii Nakryiko" <andrii@kernel.org>,
"Martin KaFai Lau" <martin.lau@linux.dev>,
"Song Liu" <song@kernel.org>, "Yonghong Song" <yhs@fb.com>,
"John Fastabend" <john.fastabend@gmail.com>,
"KP Singh" <kpsingh@kernel.org>, "Hao Luo" <haoluo@google.com>,
"Jiri Olsa" <jolsa@kernel.org>,
"Jakub Kicinski" <kuba@kernel.org>,
"Toke Høiland-Jørgensen" <toke@kernel.org>,
"Willem de Bruijn" <willemb@google.com>,
"David Ahern" <dsahern@kernel.org>,
"Karlsson, Magnus" <magnus.karlsson@intel.com>,
"Björn Töpel" <bjorn@kernel.org>,
"Fijalkowski, Maciej" <maciej.fijalkowski@intel.com>,
"Jesper Dangaard Brouer" <hawk@kernel.org>,
"Song, Yoong Siang" <yoong.siang.song@intel.com>,
"Network Development" <netdev@vger.kernel.org>,
xdp-hints@xdp-project.net
Subject: [xdp-hints] Re: [PATCH bpf-next v5 00/13] xsk: TX metadata
Date: Thu, 9 Nov 2023 10:07:14 -0800 [thread overview]
Message-ID: <CAKH8qBskineuye_0cUP6_aPb+FO2=PigFgC=n5upC1rt2ritQg@mail.gmail.com> (raw)
In-Reply-To: <CAADnVQLTkhYMXxDsJ4jB5d7SnQ_Z51j9YT65TcdiXNg5DOO_Fg@mail.gmail.com>
On Thu, Nov 9, 2023 at 10:03 AM Alexei Starovoitov
<alexei.starovoitov@gmail.com> wrote:
>
> On Thu, Nov 2, 2023 at 3:58 PM Stanislav Fomichev <sdf@google.com> wrote:
> >
> > This series implements initial TX metadata (offloads) for AF_XDP.
> > See patch #2 for the main implementation and mlx5/stmmac ones for the
> > example on how to consume the metadata on the device side.
> >
> > Starting with two types of offloads:
> > - request TX timestamp (and write it back into the metadata area)
> > - request TX checksum offload
> >
> > Changes since v4:
> > - remove 'render-max: true' from spec (Jakub)
> > - move xsk_tx_metadata_ops into include/net/xdp_sock.h (Jakub)
> > - christmas tree in netdev_nl_dev_fill (Jakub)
> > - fix > vs >= when dumping masks in samples (Jakub)
> > - switch to 8-byte alignment for tx metadata length (Jakub)
> > - spelling fixes in the doc (Magnus)
> > - deny metadata length >= 256 (Magnus)
> > - validate metadata flags and deny unknown ones (Jakub)
> > - move XDP_TX_METADATA_CHECKSUM_SW into umem config flag (Jakub)
> > - don't print timestamps twice in xdp_hw_metadata (Song)
> > - rename anonymous xsk_tx_metadata member into request (Alexei)
> > - add comment to xsk_tx_metadata (Alexei)
> >
> > I've separated new bits that need a closer review into separate patches:
> > - xsk_tx_metadata flags validation:
> > - xsk: Validate xsk_tx_metadata flags
> > - new umem flag for sw tx csum calculation (instead of per-packet flag)
> > - xsk: Add option to calculate TX checksum in SW
>
> Stan,
>
> new xdp_metadata is failing on s390. See BPF CI:
>
> verify_xsk_metadata:FAIL:csum unexpected csum: actual 29212 != expected 7282
>
> Other than this I think the patchset is good to go.
> Pls fix and respin.
Oh, thanks for catching this, probably some endianness issues? Will take a look!
prev parent reply other threads:[~2023-11-09 18:07 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-02 22:58 [xdp-hints] " Stanislav Fomichev
2023-11-02 22:58 ` [xdp-hints] [PATCH bpf-next v5 01/13] xsk: Support tx_metadata_len Stanislav Fomichev
2023-11-02 22:58 ` [xdp-hints] [PATCH bpf-next v5 02/13] xsk: Add TX timestamp and TX checksum offload support Stanislav Fomichev
2023-11-13 13:16 ` [xdp-hints] " Jesper Dangaard Brouer
2023-11-13 14:10 ` Stanislav Fomichev
2023-11-13 16:29 ` Jesper Dangaard Brouer
2023-11-13 17:02 ` Stanislav Fomichev
2023-11-15 10:05 ` Jesper Dangaard Brouer
2023-11-15 13:37 ` Stanislav Fomichev
2023-11-16 14:30 ` Jesper Dangaard Brouer
2023-11-20 20:45 ` Stanislav Fomichev
2023-11-02 22:58 ` [xdp-hints] [PATCH bpf-next v5 03/13] tools: ynl: Print xsk-features from the sample Stanislav Fomichev
2023-11-02 22:58 ` [xdp-hints] [PATCH bpf-next v5 04/13] net/mlx5e: Implement AF_XDP TX timestamp and checksum offload Stanislav Fomichev
2023-11-02 22:58 ` [xdp-hints] [PATCH bpf-next v5 05/13] net: stmmac: Add Tx HWTS support to XDP ZC Stanislav Fomichev
2023-11-02 22:58 ` [xdp-hints] [PATCH bpf-next v5 06/13] xsk: Document tx_metadata_len layout Stanislav Fomichev
2023-11-05 12:45 ` [xdp-hints] " Simon Horman
2023-11-06 16:47 ` Stanislav Fomichev
2023-11-02 22:58 ` [xdp-hints] [PATCH bpf-next v5 07/13] xsk: Validate xsk_tx_metadata flags Stanislav Fomichev
2023-11-02 22:58 ` [xdp-hints] [PATCH bpf-next v5 08/13] xsk: Add option to calculate TX checksum in SW Stanislav Fomichev
2023-11-02 22:58 ` [xdp-hints] [PATCH bpf-next v5 09/13] selftests/xsk: Support tx_metadata_len Stanislav Fomichev
2023-11-02 22:58 ` [xdp-hints] [PATCH bpf-next v5 10/13] selftests/bpf: Add csum helpers Stanislav Fomichev
2023-11-02 22:58 ` [xdp-hints] [PATCH bpf-next v5 11/13] selftests/bpf: Add TX side to xdp_metadata Stanislav Fomichev
2023-11-02 22:58 ` [xdp-hints] [PATCH bpf-next v5 12/13] selftests/bpf: Convert xdp_hw_metadata to XDP_USE_NEED_WAKEUP Stanislav Fomichev
2023-11-02 22:58 ` [xdp-hints] [PATCH bpf-next v5 13/13] selftests/bpf: Add TX side to xdp_hw_metadata Stanislav Fomichev
2023-11-06 23:31 ` [xdp-hints] Re: [PATCH bpf-next v5 00/13] xsk: TX metadata Jakub Kicinski
2023-11-09 18:03 ` Alexei Starovoitov
2023-11-09 18:07 ` Stanislav Fomichev [this message]
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