netdev - Re: [PATCH bpf-next v2 9/9] riscv, perf: add arch specific perf_arch_bpf_user_pt

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Date:   Mon, 23 Dec 2019 10:58:45 -0800 (PST)
From:   Palmer Dabbelt <palmerdabbelt@...gle.com>
To:     Bjorn Topel <bjorn.topel@...il.com>
CC:     daniel@...earbox.net, ast@...nel.org, netdev@...r.kernel.org,
        Bjorn Topel <bjorn.topel@...il.com>,
        linux-riscv@...ts.infradead.org, bpf@...r.kernel.org
Subject:     Re: [PATCH bpf-next v2 9/9] riscv, perf: add arch specific perf_arch_bpf_user_pt_regs

On Mon, 16 Dec 2019 01:13:43 PST (-0800), Bjorn Topel wrote:
> RISC-V was missing a proper perf_arch_bpf_user_pt_regs macro for
> CONFIG_PERF_EVENT builds.
>
> Signed-off-by: Björn Töpel <bjorn.topel@...il.com>
> ---
>  arch/riscv/include/asm/perf_event.h | 4 ++++
>  1 file changed, 4 insertions(+)
>
> diff --git a/arch/riscv/include/asm/perf_event.h b/arch/riscv/include/asm/perf_event.h
> index aefbfaa6a781..0234048b12bc 100644
> --- a/arch/riscv/include/asm/perf_event.h
> +++ b/arch/riscv/include/asm/perf_event.h
> @@ -82,4 +82,8 @@ struct riscv_pmu {
>  	int		irq;
>  };
>
> +#ifdef CONFIG_PERF_EVENTS
> +#define perf_arch_bpf_user_pt_regs(regs) (struct user_regs_struct *)regs
> +#endif
> +
>  #endif /* _ASM_RISCV_PERF_EVENT_H */

Reviewed-by: Palmer Dabbelt <palmerdabbelt@...gle.com>
Acked-by: Palmer Dabbelt <palmerdabbelt@...gle.com>