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Re: [PATCH v4 14/22] arm64: make asm/elf.h available to asm files

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On Tue, Jan 26, 2016 at 06:10:41PM +0100, Ard Biesheuvel wrote:
> This reshuffles some code in asm/elf.h and puts a #ifndef __ASSEMBLY__
> around its C definitions so that the CPP defines can be used in asm
> source files as well.
> 
> Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>

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

Mark.

> ---
>  arch/arm64/include/asm/elf.h | 22 ++++++++++++--------
>  1 file changed, 13 insertions(+), 9 deletions(-)
> 
> diff --git a/arch/arm64/include/asm/elf.h b/arch/arm64/include/asm/elf.h
> index faad6df49e5b..435f55952e1f 100644
> --- a/arch/arm64/include/asm/elf.h
> +++ b/arch/arm64/include/asm/elf.h
> @@ -24,15 +24,6 @@
>  #include <asm/ptrace.h>
>  #include <asm/user.h>
>  
> -typedef unsigned long elf_greg_t;
> -
> -#define ELF_NGREG (sizeof(struct user_pt_regs) / sizeof(elf_greg_t))
> -#define ELF_CORE_COPY_REGS(dest, regs)	\
> -	*(struct user_pt_regs *)&(dest) = (regs)->user_regs;
> -
> -typedef elf_greg_t elf_gregset_t[ELF_NGREG];
> -typedef struct user_fpsimd_state elf_fpregset_t;
> -
>  /*
>   * AArch64 static relocation types.
>   */
> @@ -127,6 +118,17 @@ typedef struct user_fpsimd_state elf_fpregset_t;
>   */
>  #define ELF_ET_DYN_BASE	(2 * TASK_SIZE_64 / 3)
>  
> +#ifndef __ASSEMBLY__
> +
> +typedef unsigned long elf_greg_t;
> +
> +#define ELF_NGREG (sizeof(struct user_pt_regs) / sizeof(elf_greg_t))
> +#define ELF_CORE_COPY_REGS(dest, regs)	\
> +	*(struct user_pt_regs *)&(dest) = (regs)->user_regs;
> +
> +typedef elf_greg_t elf_gregset_t[ELF_NGREG];
> +typedef struct user_fpsimd_state elf_fpregset_t;
> +
>  /*
>   * When the program starts, a1 contains a pointer to a function to be
>   * registered with atexit, as per the SVR4 ABI.  A value of 0 means we have no
> @@ -186,4 +188,6 @@ extern int aarch32_setup_vectors_page(struct linux_binprm *bprm,
>  
>  #endif /* CONFIG_COMPAT */
>  
> +#endif /* !__ASSEMBLY__ */
> +
>  #endif
> -- 
> 2.5.0
> 

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[PATCH v4 00/22] arm64: implement support for KASLR Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-01-26 18:20 +0100
  [PATCH v4 16/22] kallsyms: add support for relative offsets in kallsyms address table Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-01-26 18:20 +0100
  [PATCH v4 17/22] arm64: add support for building the kernel as a relocate PIE binary Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-01-26 18:20 +0100
  [PATCH v4 03/22] arm64: pgtable: implement static [pte|pmd|pud]_offset variants Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-01-26 18:20 +0100
  [PATCH v4 10/22] arm64: switch to relative exception tables Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-01-26 18:20 +0100
  [PATCH v4 06/22] arm64: add support for ioremap() block mappings Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-01-26 18:20 +0100
  [PATCH v4 09/22] extable: add support for relative extables to search and sort routines Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-01-26 18:20 +0100
  [PATCH v4 13/22] arm64: allow kernel Image to be loaded anywhere in physical memory Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-01-26 18:20 +0100
  [PATCH v4 19/22] efi: stub: implement efi_get_random_bytes() based on EFI_RNG_PROTOCOL Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-01-26 18:20 +0100
  [PATCH v4 04/22] arm64: decouple early fixmap init from linear mapping Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-01-26 18:20 +0100
  [PATCH v4 20/22] efi: stub: add implementation of efi_random_alloc() Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-01-26 18:20 +0100
    Re: [PATCH v4 20/22] efi: stub: add implementation of efi_random_alloc() Kees Cook <keescook@chromium.org> - 2016-01-27 01:00 +0100
  [PATCH v4 02/22] arm64: introduce KIMAGE_VADDR as the virtual base of the kernel region Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-01-26 18:20 +0100
  [PATCH v4 18/22] arm64: add support for kernel ASLR Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-01-26 18:20 +0100
  [PATCH v4 14/22] arm64: make asm/elf.h available to asm files Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-01-26 18:20 +0100
    Re: [PATCH v4 14/22] arm64: make asm/elf.h available to asm files Mark Rutland <mark.rutland@arm.com> - 2016-01-26 18:50 +0100

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