Re: [Xen-devel] [RFC v1 7/8] x86/init: user linker table for ce4100 early setup

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Tue, Dec 15, 2015 at 02:16:36PM -0800, Luis R. Rodriguez wrote:
> From: "Luis R. Rodriguez" <mcgrof@xxxxxxxx>
> 
> Using the linker table removes the need for the #ifdef'ery
> and clutter on head32.c.
> 
> Signed-off-by: Luis R. Rodriguez <mcgrof@xxxxxxxx>

Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
> ---
>  arch/x86/include/asm/setup.h      | 6 ------
>  arch/x86/kernel/head32.c          | 3 ---
>  arch/x86/platform/ce4100/ce4100.c | 4 +++-
>  3 files changed, 3 insertions(+), 10 deletions(-)
> 
> diff --git a/arch/x86/include/asm/setup.h b/arch/x86/include/asm/setup.h
> index 11af24e09c8a..f1e111a9d558 100644
> --- a/arch/x86/include/asm/setup.h
> +++ b/arch/x86/include/asm/setup.h
> @@ -51,12 +51,6 @@ extern void x86_intel_mid_early_setup(void);
>  static inline void x86_intel_mid_early_setup(void) { }
>  #endif
>  
> -#ifdef CONFIG_X86_INTEL_CE
> -extern void x86_ce4100_early_setup(void);
> -#else
> -static inline void x86_ce4100_early_setup(void) { }
> -#endif
> -
>  #ifndef _SETUP
>  
>  #include <asm/espfix.h>
> diff --git a/arch/x86/kernel/head32.c b/arch/x86/kernel/head32.c
> index 1db8eec5b0e2..ec6912873395 100644
> --- a/arch/x86/kernel/head32.c
> +++ b/arch/x86/kernel/head32.c
> @@ -41,9 +41,6 @@ asmlinkage __visible void __init i386_start_kernel(void)
>       case X86_SUBARCH_INTEL_MID:
>               x86_intel_mid_early_setup();
>               break;
> -     case X86_SUBARCH_CE4100:
> -             x86_ce4100_early_setup();
> -             break;
>       }
>  
>       x86_init_fn_init_tables();
> diff --git a/arch/x86/platform/ce4100/ce4100.c 
> b/arch/x86/platform/ce4100/ce4100.c
> index 701fd5843c87..db2a709402e2 100644
> --- a/arch/x86/platform/ce4100/ce4100.c
> +++ b/arch/x86/platform/ce4100/ce4100.c
> @@ -24,6 +24,7 @@
>  #include <asm/io.h>
>  #include <asm/io_apic.h>
>  #include <asm/emergency-restart.h>
> +#include <asm/x86_init.h>
>  
>  static int ce4100_i8042_detect(void)
>  {
> @@ -144,7 +145,7 @@ static void sdv_pci_init(void)
>   * CE4100 specific x86_init function overrides and early setup
>   * calls.
>   */
> -void __init x86_ce4100_early_setup(void)
> +static void __init x86_ce4100_early_setup(void)
>  {
>       x86_init.oem.arch_setup = sdv_arch_setup;
>       x86_platform.i8042_detect = ce4100_i8042_detect;
> @@ -166,3 +167,4 @@ void __init x86_ce4100_early_setup(void)
>  
>       pm_power_off = ce4100_power_off;
>  }
> +x86_init_early(BIT(X86_SUBARCH_CE4100), NULL, NULL, x86_ce4100_early_setup);
> -- 
> 2.6.2
> 

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