From: Marat Khalili <marat.khalili@huawei.com>
To: Stephen Hemminger <stephen@networkplumber.org>
Cc: Konstantin Ananyev <konstantin.ananyev@huawei.com>,
"dev@dpdk.org" <dev@dpdk.org>
Subject: RE: [PATCH v4 4/5] bpf: add test for Rx and Tx filtering
Date: Mon, 10 Nov 2025 15:43:14 +0000 [thread overview]
Message-ID: <0fcc2c24bbb34714822c13c03a2eda5c@huawei.com> (raw)
In-Reply-To: <20251107171031.5887f3b4@phoenix>
> > Does pkt point to packet data or an mbuf? I would think we need mbuf functions
> > here to access data. Not sure why the test is not failing though, maybe I
> > misunderstand it.
>
> The API for DPDK BPF gives option for packet data or mbuf.
> See rte_bpf_arg_type.
>
> This test uses packet data. Mostly because it is easier, using mbuf
> requires more overhead and BPF validator often doesn't like it.
Oh yes, I missed the bits in bpf_pkt.c that actually look at this and call
rte_pktmbuf_mtod if necessary.
next prev parent reply other threads:[~2025-11-10 15:43 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-30 17:34 [PATCH 0/5] bpf enhancements Stephen Hemminger
2025-10-30 17:34 ` [PATCH 1/5] bpf: add allocation annotations to functions Stephen Hemminger
2025-10-30 17:34 ` [PATCH 2/5] bpf: use rte_pktmbuf_free_bulk Stephen Hemminger
2025-10-30 17:34 ` [PATCH 3/5] bpf: add a test for BPF ELF load Stephen Hemminger
2025-10-30 17:34 ` [PATCH 4/5] bpf: add test for rx and tx filtering Stephen Hemminger
2025-10-30 17:34 ` [PATCH 5/5] bpf: remove use of vla Stephen Hemminger
2025-10-31 11:39 ` [PATCH 0/5] bpf enhancements Marat Khalili
2025-10-31 16:37 ` Stephen Hemminger
2025-10-31 16:41 ` [PATCH v2 0/5] BPF enhancements Stephen Hemminger
2025-10-31 16:41 ` [PATCH v2 1/5] bpf: add allocation annotations to functions Stephen Hemminger
2025-10-31 16:41 ` [PATCH v2 2/5] bpf: use bulk free on filtered packets Stephen Hemminger
2025-10-31 16:41 ` [PATCH v2 3/5] bpf: add a test for BPF ELF load Stephen Hemminger
2025-10-31 16:41 ` [PATCH v2 4/5] bpf: add test for Rx and Tx filtering Stephen Hemminger
2025-10-31 16:41 ` [PATCH v2 5/5] bpf: remove use of VLA Stephen Hemminger
2025-11-01 18:04 ` [PATCH v3 0/5] BPF enhancements Stephen Hemminger
2025-11-01 18:04 ` [PATCH v3 1/5] bpf: add allocation annotations to functions Stephen Hemminger
2025-11-02 21:42 ` Konstantin Ananyev
2025-11-01 18:04 ` [PATCH v3 2/5] bpf: use bulk free on filtered packets Stephen Hemminger
2025-11-01 18:04 ` [PATCH v3 3/5] bpf: add a test for BPF ELF load Stephen Hemminger
2025-11-01 18:04 ` [PATCH v3 4/5] bpf: add test for Rx and Tx filtering Stephen Hemminger
2025-11-01 18:04 ` [PATCH v3 5/5] bpf: remove use of VLA Stephen Hemminger
2025-11-03 9:21 ` Konstantin Ananyev
2025-11-04 16:07 ` [PATCH v4 0/5] BPF enhancements Stephen Hemminger
2025-11-04 16:07 ` [PATCH v4 1/5] bpf: add allocation annotations to functions Stephen Hemminger
2025-11-07 17:35 ` Marat Khalili
2025-11-04 16:07 ` [PATCH v4 2/5] bpf: use bulk free on filtered packets Stephen Hemminger
2025-11-06 7:25 ` Konstantin Ananyev
2025-11-07 17:36 ` Marat Khalili
2025-11-04 16:07 ` [PATCH v4 3/5] bpf: add a test for BPF ELF load Stephen Hemminger
2025-11-07 17:33 ` Marat Khalili
2025-11-07 17:45 ` Marat Khalili
2025-11-08 1:09 ` Stephen Hemminger
2025-11-10 15:34 ` Marat Khalili
2025-11-08 1:08 ` Stephen Hemminger
2025-11-04 16:07 ` [PATCH v4 4/5] bpf: add test for Rx and Tx filtering Stephen Hemminger
2025-11-07 17:30 ` Marat Khalili
2025-11-08 1:11 ` Stephen Hemminger
2025-11-10 15:43 ` Marat Khalili [this message]
2025-11-04 16:07 ` [PATCH v4 5/5] bpf: replace use of VLA Stephen Hemminger
2025-11-06 7:26 ` Konstantin Ananyev
2025-11-07 17:36 ` Marat Khalili
2025-11-09 20:07 ` [PATCH v5 0/5] BPF cleanup and tests Stephen Hemminger
2025-11-09 20:07 ` [PATCH v5 1/5] bpf: add allocation annotations to functions Stephen Hemminger
2025-11-09 20:07 ` [PATCH v5 2/5] bpf: use bulk free on filtered packets Stephen Hemminger
2025-11-09 20:07 ` [PATCH v5 3/5] bpf: add a test for BPF ELF load Stephen Hemminger
2025-11-10 16:38 ` Marat Khalili
2025-11-10 17:07 ` Stephen Hemminger
2025-11-10 17:17 ` Marat Khalili
2025-11-10 17:08 ` Stephen Hemminger
2025-11-11 9:46 ` Marat Khalili
2025-11-09 20:07 ` [PATCH v5 4/5] bpf: add test for Rx and Tx filtering Stephen Hemminger
2025-11-11 9:46 ` Marat Khalili
2025-11-09 20:07 ` [PATCH v5 5/5] bpf: replace use of VLA Stephen Hemminger
2025-11-11 12:13 ` [PATCH v5 0/5] BPF cleanup and tests Thomas Monjalon
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