Re: [PATCH V3] kexec: Add IND_FLAGS macro

[Benjamin Herrenschmidt]

On Wed, 2014-11-12 at 11:29 -0800, Geoff Levand wrote:
> Add a new kexec preprocessor macro IND_FLAGS, which is the bitwise OR of
> all the possible kexec IND_ kimage_entry indirection flags.  Having this
> macro allows for simplified code in the processing of the kexec
> kimage_entry items.  Also, remove the local powerpc definition and use
> the generic one.
> 
> Signed-off-by: Geoff Levand <geoff@xxxxxxxxxxxxx>
Acked-by: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
> Acked-by: Vivek Goyal <vgoyal@xxxxxxxxxx>
> ---
> Hi Ben,
> 
> Could you give your ack on this, then I'll try to get it
> merged with my other kexec patches.
> 
> Thanks.
> 
> -Geoff
> 
>  arch/powerpc/kernel/machine_kexec_64.c | 2 --
>  include/linux/kexec.h                  | 1 +
>  2 files changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/arch/powerpc/kernel/machine_kexec_64.c b/arch/powerpc/kernel/machine_kexec_64.c
> index 879b3aa..75652a32 100644
> --- a/arch/powerpc/kernel/machine_kexec_64.c
> +++ b/arch/powerpc/kernel/machine_kexec_64.c
> @@ -96,8 +96,6 @@ int default_machine_kexec_prepare(struct kimage *image)
>  	return 0;
>  }
>  
> -#define IND_FLAGS (IND_DESTINATION | IND_INDIRECTION | IND_DONE | IND_SOURCE)
> -
>  static void copy_segments(unsigned long ind)
>  {
>  	unsigned long entry;
> diff --git a/include/linux/kexec.h b/include/linux/kexec.h
> index 25e039c..b23412c 100644
> --- a/include/linux/kexec.h
> +++ b/include/linux/kexec.h
> @@ -10,6 +10,7 @@
>  #define IND_INDIRECTION  (1 << IND_INDIRECTION_BIT)
>  #define IND_DONE         (1 << IND_DONE_BIT)
>  #define IND_SOURCE       (1 << IND_SOURCE_BIT)
> +#define IND_FLAGS (IND_DESTINATION | IND_INDIRECTION | IND_DONE | IND_SOURCE)
>  
>  #if !defined(__ASSEMBLY__)
>  


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