diff mbox series

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

Message ID 20250203-parse_vdso-nolibc-v1-5-9cb6268d77be@linutronix.de (mailing list archive)
State New
Headers show
Series selftests: vDSO: parse_vdso: Make compatible with nolibc | expand

Commit Message

Thomas Weißschuh Feb. 3, 2025, 9:05 a.m. UTC 
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).

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>
---
 include/uapi/linux/elf.h | 2 ++
 1 file changed, 2 insertions(+)

Comments

Kees Cook Feb. 4, 2025, 3:32 p.m. UTC | #1 
On Mon, Feb 03, 2025 at 10:05:06AM +0100, 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).
> 
> Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>

Reviewed-by: Kees Cook <kees@kernel.org>
diff mbox series

Patch

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_NULL    0