linux-kernel - Re: [PATCH] nds32: don't export low-level cache flushing routines

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Date:   Tue, 7 May 2019 14:43:52 +0800
From:   Greentime Hu <green.hu@...il.com>
To:     Christoph Hellwig <hch@....de>
Cc:     Vincent Chen <deanbo422@...il.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] nds32: don't export low-level cache flushing routines

Hi Christoph,

Christoph Hellwig <hch@....de> 於 2019年4月29日 週一 下午7:52寫道：
>
> None of these is used by modules.  Nor should they as we have better
> highlevel primitives.
>
> Signed-off-by: Christoph Hellwig <hch@....de>
> ---
>  arch/nds32/kernel/nds32_ksyms.c | 6 ------
>  1 file changed, 6 deletions(-)
>
> diff --git a/arch/nds32/kernel/nds32_ksyms.c b/arch/nds32/kernel/nds32_ksyms.c
> index 5ecebd0e60cb..20719e42ae36 100644
> --- a/arch/nds32/kernel/nds32_ksyms.c
> +++ b/arch/nds32/kernel/nds32_ksyms.c
> @@ -23,9 +23,3 @@ EXPORT_SYMBOL(memzero);
>  EXPORT_SYMBOL(__arch_copy_from_user);
>  EXPORT_SYMBOL(__arch_copy_to_user);
>  EXPORT_SYMBOL(__arch_clear_user);
> -
> -/* cache handling */
> -EXPORT_SYMBOL(cpu_icache_inval_all);
> -EXPORT_SYMBOL(cpu_dcache_wbinval_all);
> -EXPORT_SYMBOL(cpu_dma_inval_range);
> -EXPORT_SYMBOL(cpu_dma_wb_range);

Acked-by: Greentime Hu <greentime@...estech.com>
Thanks for your patch. I will put in my next tree.