Re: [PATCH v2 05/16] elf, uapi: Add type ElfXX_Versym

[Vincenzo Frascino]

On 26/02/2025 11:44, Thomas Weißschuh wrote:
> The types are used by tools/testing/selftests/vDSO/parse_vdso.c.
> To be able to build the vDSO selftests without a libc dependency,
> add the types to the kernels own UAPI headers.
> 
> As documented by elf(5).
> 
> Reviewed-by: Kees Cook 
> Signed-off-by: Thomas Weißschuh 
> ---
>  include/uapi/linux/elf.h | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h
> index 
> d040f12ff1c0ae3dde5c371c81d6089118fbe8ed..8846fe03ca5b836c96aad1be6d8fb9daf3d4b1d9
>  100644
> --- a/include/uapi/linux/elf.h
> +++ b/include/uapi/linux/elf.h
> @@ -11,6 +11,7 @@ typedef __u16   Elf32_Half;
>  typedef __u32Elf32_Off;
>  typedef __s32Elf32_Sword;
>  typedef __u32Elf32_Word;
> +typedef __u16Elf32_Versym;
>  
>  /* 64-bit ELF base types. */
>  typedef __u64Elf64_Addr;
> @@ -21,6 +22,7 @@ typedef __s32   Elf64_Sword;
>  typedef __u32Elf64_Word;
>  typedef __u64Elf64_Xword;
>  typedef __s64Elf64_Sxword;
> +typedef __u16Elf64_Versym;
>  
>  /* These constants are for the segment types stored in the image headers */
>  #define PT_NULL0
> 

Reviewed-by: Vincenzo Frascino 

-- 
Regards,
Vincenzo

[PATCH v2 05/16] elf, uapi: Add type ElfXX_Versym

[Thomas Weißschuh]

The types are used by tools/testing/selftests/vDSO/parse_vdso.c.
To be able to build the vDSO selftests without a libc dependency,
add the types to the kernels own UAPI headers.

As documented by elf(5).

Reviewed-by: Kees Cook 
Signed-off-by: Thomas Weißschuh 
---
 include/uapi/linux/elf.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h
index 
d040f12ff1c0ae3dde5c371c81d6089118fbe8ed..8846fe03ca5b836c96aad1be6d8fb9daf3d4b1d9
 100644
--- a/include/uapi/linux/elf.h
+++ b/include/uapi/linux/elf.h
@@ -11,6 +11,7 @@ typedef __u16 Elf32_Half;
 typedef __u32  Elf32_Off;
 typedef __s32  Elf32_Sword;
 typedef __u32  Elf32_Word;
+typedef __u16  Elf32_Versym;
 
 /* 64-bit ELF base types. */
 typedef __u64  Elf64_Addr;
@@ -21,6 +22,7 @@ typedef __s32 Elf64_Sword;
 typedef __u32  Elf64_Word;
 typedef __u64  Elf64_Xword;
 typedef __s64  Elf64_Sxword;
+typedef __u16  Elf64_Versym;
 
 /* These constants are for the segment types stored in the image headers */
 #define PT_NULL0

-- 
2.48.1