From: Jesper Dangaard Brouer <hawk@kernel.org>
To: Song Yoong Siang <yoong.siang.song@intel.com>,
"David S . Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Jonathan Corbet <corbet@lwn.net>, Bjorn Topel <bjorn@kernel.org>,
Magnus Karlsson <magnus.karlsson@intel.com>,
Maciej Fijalkowski <maciej.fijalkowski@intel.com>,
Jonathan Lemon <jonathan.lemon@gmail.com>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
John Fastabend <john.fastabend@gmail.com>,
Stanislav Fomichev <sdf@google.com>,
Lorenzo Bianconi <lorenzo@kernel.org>,
Tariq Toukan <tariqt@nvidia.com>,
Willem de Bruijn <willemb@google.com>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Andrii Nakryiko <andrii@kernel.org>,
Mykola Lysenko <mykolal@fb.com>,
Martin KaFai Lau <martin.lau@linux.dev>,
Song Liu <song@kernel.org>,
Yonghong Song <yonghong.song@linux.dev>,
KP Singh <kpsingh@kernel.org>, Hao Luo <haoluo@google.com>,
Jiri Olsa <jolsa@kernel.org>, Shuah Khan <shuah@kernel.org>,
Alexandre Torgue <alexandre.torgue@foss.st.com>,
Jose Abreu <joabreu@synopsys.com>
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-doc@vger.kernel.org, bpf@vger.kernel.org,
xdp-hints@xdp-project.net,
linux-stm32@st-md-mailman.stormreply.com,
linux-arm-kernel@lists.infradead.org,
linux-kselftest@vger.kernel.org
Subject: [xdp-hints] Re: [PATCH bpf-next v3 3/3] selftests/bpf: add Launch Time request to xdp_hw_metadata
Date: Mon, 4 Dec 2023 11:16:48 +0100 [thread overview]
Message-ID: <8e20031c-83cb-4927-ab6a-e6b4840e1e42@kernel.org> (raw)
In-Reply-To: <20231203165129.1740512-4-yoong.siang.song@intel.com>
On 12/3/23 17:51, Song Yoong Siang wrote:
> This patch is tested with stmmac on Intel Tiger Lake platform. Refer to
> result below, the delta between pre-determined launch time and actual HW
> transmit complete time is around 24 us.
Is there any NIC setup (e.g. ethtool/qdisc) requirements to enable HW
for this feature?
--Jesper
next prev parent reply other threads:[~2023-12-04 10:16 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-03 16:51 [xdp-hints] [PATCH bpf-next v3 0/3] xsk: TX metadata Launch Time support Song Yoong Siang
2023-12-03 16:51 ` [xdp-hints] [PATCH bpf-next v3 1/3] xsk: add Launch Time HW offload to XDP Tx metadata Song Yoong Siang
2023-12-03 16:51 ` [xdp-hints] [PATCH bpf-next v3 2/3] net: stmmac: add Launch Time support to XDP ZC Song Yoong Siang
2023-12-04 10:36 ` [xdp-hints] " Jesper Dangaard Brouer
2023-12-04 11:54 ` Florian Bezdeka
2023-12-04 14:54 ` Willem de Bruijn
2023-12-05 15:25 ` Song, Yoong Siang
2023-12-05 15:34 ` Florian Bezdeka
2023-12-05 17:13 ` Stanislav Fomichev
2023-12-05 18:03 ` Willem de Bruijn
2023-12-05 19:39 ` Stanislav Fomichev
2023-12-05 20:01 ` Willem de Bruijn
2023-12-06 10:06 ` Magnus Karlsson
2023-12-06 19:06 ` Stanislav Fomichev
2023-12-18 2:54 ` Song, Yoong Siang
2023-12-03 16:51 ` [xdp-hints] [PATCH bpf-next v3 3/3] selftests/bpf: add Launch Time request to xdp_hw_metadata Song Yoong Siang
2023-12-04 10:16 ` Jesper Dangaard Brouer [this message]
2023-12-04 14:59 ` [xdp-hints] " Willem de Bruijn
2023-12-05 14:55 ` Song, Yoong Siang
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