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Date:   Fri, 11 Jun 2021 20:55:48 -0700 (PDT)
Subject:     Re: [PATCH v2 12/15] riscv: convert to setup_initial_init_mm()
In-Reply-To: <20210604070633.32363-13-wangkefeng.wang@huawei.com>
CC:     akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
        linux-mm@kvack.org, wangkefeng.wang@huawei.com,
        Paul Walmsley <paul.walmsley@sifive.com>,
        linux-riscv@lists.infradead.org
From:   Palmer Dabbelt <palmer@dabbelt.com>
To:     wangkefeng.wang@huawei.com
Message-ID: <mhng-bc2d1e77-3bb8-44a8-83b1-a090c6581369@palmerdabbelt-glaptop>
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On Fri, 04 Jun 2021 00:06:30 PDT (-0700), wangkefeng.wang@huawei.com wrote:
> Use setup_initial_init_mm() helper to simplify code.
>
> Cc: Paul Walmsley <paul.walmsley@sifive.com>
> Cc: Palmer Dabbelt <palmer@dabbelt.com>
> Cc: linux-riscv@lists.infradead.org
> Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
> ---
>  arch/riscv/kernel/setup.c | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c
> index 03901d3a8b02..52396874f859 100644
> --- a/arch/riscv/kernel/setup.c
> +++ b/arch/riscv/kernel/setup.c
> @@ -264,10 +264,7 @@ static void __init parse_dtb(void)
>  void __init setup_arch(char **cmdline_p)
>  {
>  	parse_dtb();
> -	init_mm.start_code = (unsigned long) _stext;
> -	init_mm.end_code   = (unsigned long) _etext;
> -	init_mm.end_data   = (unsigned long) _edata;
> -	init_mm.brk        = (unsigned long) _end;
> +	setup_initial_init_mm(_stext, _etext, _edata, _end);
>
>  	*cmdline_p = boot_command_line;

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