linux-kernel - Re: [PATCH v4 1/3] arm64: vdso: add __init section marker to alloc_vectors

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Date:	Mon, 15 Aug 2016 10:13:59 +0100
From:	Mark Rutland <mark.rutland@....com>
To:	Jisheng Zhang <jszhang@...vell.com>
Cc:	catalin.marinas@....com, will.deacon@....com,
	lorenzo.pieralisi@....com, keescook@...omium.org,
	ard.biesheuvel@...aro.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 1/3] arm64: vdso: add __init section marker to
 alloc_vectors_page

On Mon, Aug 15, 2016 at 02:45:44PM +0800, Jisheng Zhang wrote:
> It is not needed after booting, this patch moves the alloc_vectors_page
> function to the __init section.
> 
> Signed-off-by: Jisheng Zhang <jszhang@...vell.com>

Acked-by: Mark Rutland <mark.rutland@....com>

Mark

> ---
>  arch/arm64/kernel/vdso.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/kernel/vdso.c b/arch/arm64/kernel/vdso.c
> index 076312b..e320e8f 100644
> --- a/arch/arm64/kernel/vdso.c
> +++ b/arch/arm64/kernel/vdso.c
> @@ -55,7 +55,7 @@ struct vdso_data *vdso_data = &vdso_data_store.data;
>   */
>  static struct page *vectors_page[1];
>  
> -static int alloc_vectors_page(void)
> +static int __init alloc_vectors_page(void)
>  {
>  	extern char __kuser_helper_start[], __kuser_helper_end[];
>  	extern char __aarch32_sigret_code_start[], __aarch32_sigret_code_end[];
> -- 
> 2.8.1
>