linux-kernel - Re: [PATCH v2 2/3] memory: export symbols for memory related functions

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Message-ID: <ZIlpWR6/uWwQUc6J@shell.armlinux.org.uk>
Date:   Wed, 14 Jun 2023 08:16:41 +0100
From:   "Russell King (Oracle)" <linux@...linux.org.uk>
To:     Wei Chin Tsai <Wei-chin.Tsai@...iatek.com>
Cc:     linux-kernel@...r.kernel.org,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        wsd_upstream@...iatek.com, mel.lee@...iatek.com,
        ivan.tseng@...iatek.com, linux-arm-kernel@...ts.infradead.org,
        linux-fsdevel@...r.kernel.org, linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH v2 2/3] memory: export symbols for memory related
 functions

On Wed, Jun 14, 2023 at 11:20:34AM +0800, Wei Chin Tsai wrote:
> diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
> index 0e8ff85890ad..df91412a1069 100644
> --- a/arch/arm/kernel/process.c
> +++ b/arch/arm/kernel/process.c
> @@ -343,6 +343,7 @@ const char *arch_vma_name(struct vm_area_struct *vma)
>  {
>  	return is_gate_vma(vma) ? "[vectors]" : NULL;
>  }
> +EXPORT_SYMBOL_GPL(arch_vma_name);
...
> diff --git a/kernel/signal.c b/kernel/signal.c
> index b5370fe5c198..a1abe77fcdc3 100644
> --- a/kernel/signal.c
> +++ b/kernel/signal.c
> @@ -4700,6 +4700,7 @@ __weak const char *arch_vma_name(struct vm_area_struct *vma)
>  {
>  	return NULL;
>  }
> +EXPORT_SYMBOL_GPL(arch_vma_name);

Have you confirmed:
1) whether this actually builds
2) whether this results in one or two arch_vma_name exports

?

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
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