On Thu, Apr 21, 2016 at 12:35:26PM +0100, Mark Rutland wrote:
> Now there's a common template for {__,}efi_call_virt, remove the
> duplicate logic from the arm64 efi code.
> 
> Signed-off-by: Mark Rutland <[email protected]>
> Cc: Ard Biesheuvel <[email protected]>
> Cc: Catalin Marinas <[email protected]>
> Cc: Leif Lindholm <[email protected]>
> Cc: Matt Fleming <[email protected]>
> Cc: Will Deacon <[email protected]>
> Cc: [email protected]
> Cc: [email protected]
> Cc: [email protected]
> ---
>  arch/arm64/include/asm/efi.h | 21 +++++++--------------
>  1 file changed, 7 insertions(+), 14 deletions(-)
> 
> diff --git a/arch/arm64/include/asm/efi.h b/arch/arm64/include/asm/efi.h
> index 8e88a69..f4f71224 100644
> --- a/arch/arm64/include/asm/efi.h
> +++ b/arch/arm64/include/asm/efi.h
> @@ -14,28 +14,21 @@ extern void efi_init(void);
>  
>  int efi_create_mapping(struct mm_struct *mm, efi_memory_desc_t *md);
>  
> -#define efi_call_virt(f, ...)                                                
> \
> +#define arch_efi_call_virt_setup()                                   \
>  ({                                                                   \
> -     efi_##f##_t *__f;                                               \
> -     efi_status_t __s;                                               \
> -                                                                     \
>       kernel_neon_begin();                                            \
>       efi_virtmap_load();                                             \
> -     __f = efi.systab->runtime->f;                                   \
> -     __s = __f(__VA_ARGS__);                                         \
> -     efi_virtmap_unload();                                           \
> -     kernel_neon_end();                                              \
> -     __s;                                                            \
>  })
>  
> -#define __efi_call_virt(f, ...)                                              
> \
> +#define arch_efi_call_virt(f, args...)                                       
> \
>  ({                                                                   \
>       efi_##f##_t *__f;                                               \
> -                                                                     \
> -     kernel_neon_begin();                                            \
> -     efi_virtmap_load();                                             \
>       __f = efi.systab->runtime->f;                                   \
> -     __f(__VA_ARGS__);                                               \
> +     __f(args);                                                      \

Any reason to change this to a named argument? This patch is hard enough
to review as it is, given the way the diff has been generated!

Either way:

Acked-by: Will Deacon <[email protected]>

Will

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