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From:   Huacai Chen <chenhuacai@gmail.com>
Date:   Thu, 16 Nov 2017 12:22:22 +0800
Message-ID: <CAAhV-H70Np8ao5XbK1Y=-wqpO3tTSd5CDj8wmEKvkT6bPnLWgg@mail.gmail.com>
Subject: Re: [PATCH v3 1/4] MIPS: Lonngson64: Copy kernel command line from arcs_cmdline
To:     Jiaxun Yang <jiaxun.yang@flygoat.com>
Cc:     Ralf Baechle <ralf@linux-mips.org>,
        Linux MIPS Mailing List <linux-mips@linux-mips.org>,
        linux-kernel@vger.kernel.org
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Hi, Ralf and James,

Why xxx@lemote.com is always denied by mail.linux-mips.org?

Huacai

On Wed, Nov 15, 2017 at 11:11 AM, Jiaxun Yang <jiaxun.yang@flygoat.com> wrote:
> Since lemote-2f/marchtype.c need to get cmdline from loongson.h
> this patch simply copy kernel command line from arcs_cmdline
> to fix that issue.
>
> Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
> ---
>  arch/mips/include/asm/mach-loongson64/loongson.h | 6 ++++++
>  arch/mips/loongson64/common/cmdline.c            | 7 +++++++
>  2 files changed, 13 insertions(+)
>
> diff --git a/arch/mips/include/asm/mach-loongson64/loongson.h b/arch/mips/include/asm/mach-loongson64/loongson.h
> index c68c0cc879c6..1edf3a484e6a 100644
> --- a/arch/mips/include/asm/mach-loongson64/loongson.h
> +++ b/arch/mips/include/asm/mach-loongson64/loongson.h
> @@ -45,6 +45,12 @@ static inline void prom_init_uart_base(void)
>  #endif
>  }
>
> +/*
> + * Copy kernel command line from arcs_cmdline
> + */
> +#include <asm/setup.h>
> +extern char loongson_cmdline[COMMAND_LINE_SIZE];
> +
>  /* irq operation functions */
>  extern void bonito_irqdispatch(void);
>  extern void __init bonito_irq_init(void);
> diff --git a/arch/mips/loongson64/common/cmdline.c b/arch/mips/loongson64/common/cmdline.c
> index 01fbed137028..49e172184e15 100644
> --- a/arch/mips/loongson64/common/cmdline.c
> +++ b/arch/mips/loongson64/common/cmdline.c
> @@ -21,6 +21,11 @@
>
>  #include <loongson.h>
>
> +/* the kernel command line copied from arcs_cmdline */
> +#include <linux/export.h>
> +char loongson_cmdline[COMMAND_LINE_SIZE];
> +EXPORT_SYMBOL(loongson_cmdline);
> +
>  void __init prom_init_cmdline(void)
>  {
>         int prom_argc;
> @@ -45,4 +50,6 @@ void __init prom_init_cmdline(void)
>         }
>
>         prom_init_machtype();
> +       /* copy arcs_cmdline into loongson_cmdline */
> +       strncpy(loongson_cmdline, arcs_cmdline, COMMAND_LINE_SIZE);
>  }
> --
> 2.14.1
>
>

From 1584100197744295596@xxx Wed Nov 15 03:14:33 +0000 2017
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