From: Menglong Dong <menglong.dong@linux.dev>
To: "Menglong Dong" <menglong8.dong@gmail.com>,
"Björn Töpel" <bjorn@kernel.org>
Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org,
martin.lau@linux.dev, eddyz87@gmail.com, song@kernel.org,
yonghong.song@linux.dev, john.fastabend@gmail.com,
kpsingh@kernel.org, sdf@fomichev.me, haoluo@google.com,
jolsa@kernel.org, pulehui@huawei.com, puranjay@kernel.org,
pjw@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu,
alex@ghiti.fr, jiang.biao@linux.dev, bpf@vger.kernel.org,
linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH bpf-next 2/3] bpf, riscv: add fsession support for trampolines
Date: Fri, 06 Feb 2026 20:07:35 +0800 [thread overview]
Message-ID: <5088614.31r3eYUQgx@7950hx> (raw)
In-Reply-To: <CAJ+HfNizNFc0j_eUNFR3_kO8diQzbjce8oLzBEOK2sWnG=rGhg@mail.gmail.com>
On 2026/2/6 19:22, Björn Töpel wrote:
> On Tue, 3 Feb 2026 at 06:53, Menglong Dong <menglong8.dong@gmail.com> wrote:
>
> > diff --git a/arch/riscv/net/bpf_jit_comp64.c b/arch/riscv/net/bpf_jit_comp64.c
> > index e4f45e2e7e2f..f10418ff6a9b 100644
> > --- a/arch/riscv/net/bpf_jit_comp64.c
> > +++ b/arch/riscv/net/bpf_jit_comp64.c
>
> > @@ -1042,10 +1067,14 @@ static int __arch_prepare_bpf_trampoline(struct bpf_tramp_image *im,
> > * [ ... ]
> > * FP - args_off [ arg1 ]
> > *
> > - * FP - nregs_off [ regs count ]
> > + * FP - func_meta_off [ regs count, etc ] always
>
> Nit: Please remove the "always" comment. It's not helpful.
Ah, sorry that I send out the V2 before I saw this email. Let
me spin a V3.
Thanks!
Menglong Dong
>
>
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next prev parent reply other threads:[~2026-02-06 12:10 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-03 5:52 [PATCH bpf-next 0/3] bpf: fsession support for riscv Menglong Dong
2026-02-03 5:52 ` [PATCH bpf-next 1/3] bpf, riscv: introduce emit_store_stack_imm64() for trampoline Menglong Dong
2026-02-03 5:52 ` [PATCH bpf-next 2/3] bpf, riscv: add fsession support for trampolines Menglong Dong
2026-02-03 6:20 ` Leon Hwang
2026-02-03 6:25 ` Menglong Dong
2026-02-06 11:22 ` Björn Töpel
2026-02-06 12:07 ` Menglong Dong [this message]
2026-02-03 5:52 ` [PATCH bpf-next 3/3] selftests/bpf: enable fsession_test on riscv64 Menglong Dong
2026-02-06 11:20 ` [PATCH bpf-next 0/3] bpf: fsession support for riscv Björn Töpel
2026-02-06 11:29 ` Menglong Dong
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