[PATCH] riscv: Fix compilation warning

[Atish Patra]

On Tue, Sep 15, 2020 at 2:16 AM Damien Le Moal <damien.lemoal at wdc.com> wrote:
>
> Move the declaration of pt_ops under "#ifdef iCONFIG_MMU" to avoid the
> compilation warning:
>
> arch/riscv/mm/init.c:44:28: warning: ‘pt_ops’ defined but not used
> [-Wunused-variable]
>    44 | static struct pt_alloc_ops pt_ops;
>       |                            ^~~~~~
>
> with NO MMU builds (e.g. nommu_k210_defconfig).
>

Thanks for the fix. pt_ops was added as a part of EFI series.
I am planning to send v8 to include some more generic EFI changes.

Do you mind if I just include this fix in my series ?

> Signed-off-by: Damien Le Moal <damien.lemoal at wdc.com>
> ---
>  arch/riscv/mm/init.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c
> index 32e7258da9bb..c888c4470b34 100644
> --- a/arch/riscv/mm/init.c
> +++ b/arch/riscv/mm/init.c
> @@ -41,8 +41,6 @@ struct pt_alloc_ops {
>  #endif
>  };
>
> -static struct pt_alloc_ops pt_ops;
> -
>  static void __init zone_sizes_init(void)
>  {
>         unsigned long max_zone_pfns[MAX_NR_ZONES] = { 0, };
> @@ -214,6 +212,8 @@ void __init setup_bootmem(void)
>  }
>
>  #ifdef CONFIG_MMU
> +static struct pt_alloc_ops pt_ops;
> +
>  unsigned long va_pa_offset;
>  EXPORT_SYMBOL(va_pa_offset);
>  unsigned long pfn_base;
> --
> 2.26.2
>
>
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-- 
Regards,
Atish