[PATCH bpf-next 2/3] bpf, riscv: add fsession support for trampolines

Björn Töpel bjorn at kernel.org
Fri Feb 6 03:22:35 PST 2026


On Tue, 3 Feb 2026 at 06:53, Menglong Dong <menglong8.dong at 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.



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