From: Christophe Fontaine <cfontain@redhat.com>
To: dev@dpdk.org
Cc: Christophe Fontaine <cfontain@redhat.com>
Subject: [PATCH v2 0/2] bpf/arm64: support packet data load instructions
Date: Thu, 19 Mar 2026 12:44:07 +0100 [thread overview]
Message-ID: <20260319114500.9757-1-cfontain@redhat.com> (raw)
In-Reply-To: <20260310122045.4057836-1-cfontain@redhat.com>
v2:
- use emit_return_zero_if_src_zero instead of manual call
- add fast path (direct read from mbuf->buf_addr) if the
requested data is present in the first mbuf and fallback to
'slow path' (call to __rte_pktmbuf_read) otherwise.
- add tests for BPF_LD ABS/IND amd slow path.
Christophe Fontaine (2):
bpf/arm64: fix offset type to allow a negative jump
bpf/arm64: support packet data load instructions
app/test/test_bpf.c | 121 ++++++++++++++++++++++++++++++++++++++++
lib/bpf/bpf_jit_arm64.c | 88 ++++++++++++++++++++++++++++-
2 files changed, 208 insertions(+), 1 deletion(-)
--
2.53.0
next prev parent reply other threads:[~2026-03-19 11:45 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-10 12:20 [PATCH] bpf/arm64: support packet data load instructions Christophe Fontaine
2026-03-17 9:07 ` David Marchand
2026-03-18 11:59 ` Marat Khalili
2026-03-18 12:54 ` Morten Brørup
2026-03-18 13:07 ` Marat Khalili
2026-03-18 13:39 ` Morten Brørup
2026-03-18 15:34 ` Christophe Fontaine
2026-03-18 16:16 ` Marat Khalili
2026-03-18 16:37 ` Morten Brørup
2026-03-18 16:43 ` Marat Khalili
2026-03-18 18:10 ` Konstantin Ananyev
2026-03-19 9:20 ` Morten Brørup
2026-03-18 23:13 ` Stephen Hemminger
2026-03-19 11:44 ` Christophe Fontaine [this message]
2026-03-19 11:44 ` [PATCH v2 1/2] bpf/arm64: fix offset type to allow a negative jump Christophe Fontaine
2026-03-19 11:44 ` [PATCH v2 2/2] bpf/arm64: support packet data load instructions Christophe Fontaine
2026-03-23 8:15 ` Christophe Fontaine
2026-03-23 9:26 ` Marat Khalili
2026-04-09 22:11 ` Wathsala Vithanage
2026-05-13 20:56 ` Christophe Fontaine
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