linux-kernel - Re: [PATCH] x86-64: adjust section annotations in AMD Fam10 MMCONF enabling code

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Date:	Fri, 05 Nov 2010 10:26:43 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Jan Beulich <JBeulich@...ell.com>
CC:	mingo@...e.hu, tglx@...utronix.de, hpa@...or.com,
	linux-kernel@...r.kernel.org,
	Jesse Barnes <jbarnes@...tuousgeek.org>
Subject: Re: [PATCH] x86-64: adjust section annotations in AMD Fam10 MMCONF
  enabling code

On 11/04/2010 08:23 AM, Jan Beulich wrote:
> check_enable_amd_mmconf_dmi() gets called only for the BSP, hence
> everything hanging off of it can be __init*.
> 
> Signed-off-by: Jan Beulich <jbeulich@...ell.com>
> Cc: Yinghai Lu <yinghai@...nel.org>
> 
> ---
>  arch/x86/kernel/mmconf-fam10h_64.c |    7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
> 
> --- linux-2.6.37-rc1/arch/x86/kernel/mmconf-fam10h_64.c
> +++ 2.6.37-rc1-x86_64-mmconf-fam10h-sections/arch/x86/kernel/mmconf-fam10h_64.c
> @@ -217,13 +217,13 @@ void __cpuinit fam10h_check_enable_mmcfg
>  	wrmsrl(address, val);
>  }
>  
> -static int __devinit set_check_enable_amd_mmconf(const struct dmi_system_id *d)
> +static int __init set_check_enable_amd_mmconf(const struct dmi_system_id *d)
>  {
>          pci_probe |= PCI_CHECK_ENABLE_AMD_MMCONF;
>          return 0;
>  }
>  
> -static const struct dmi_system_id __cpuinitconst mmconf_dmi_table[] = {
> +static const struct dmi_system_id __initconst mmconf_dmi_table[] = {
>          {
>                  .callback = set_check_enable_amd_mmconf,
>                  .ident = "Sun Microsystems Machine",
> @@ -234,7 +234,8 @@ static const struct dmi_system_id __cpui
>  	{}
>  };
>  
> -void __cpuinit check_enable_amd_mmconf_dmi(void)
> +/* Called from a __cpuinit function, but only on the BSP. */
> +void __ref check_enable_amd_mmconf_dmi(void)
>  {
>  	dmi_check_system(mmconf_dmi_table);
>  }
> 
> 
> 

Acked-by: Yinghai Lu <yinghai@...nel.org>
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