tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef _ASM_X86_VDSO_H
2#define _ASM_X86_VDSO_H 1
3
4#ifdef CONFIG_X86_64
5extern const char VDSO64_PRELINK[];
6
7/*
8 * Given a pointer to the vDSO image, find the pointer to VDSO64_name
9 * as that symbol is defined in the vDSO sources or linker script.
10 */
11#define VDSO64_SYMBOL(base, name) ({ \
12 extern const char VDSO64_##name[]; \
13 (void *) (VDSO64_##name - VDSO64_PRELINK + (unsigned long) (base)); })
14#endif
15
16#if defined CONFIG_X86_32 || defined CONFIG_COMPAT
17extern const char VDSO32_PRELINK[];
18
19/*
20 * Given a pointer to the vDSO image, find the pointer to VDSO32_name
21 * as that symbol is defined in the vDSO sources or linker script.
22 */
23#define VDSO32_SYMBOL(base, name) ({ \
24 extern const char VDSO32_##name[]; \
25 (void *) (VDSO32_##name - VDSO32_PRELINK + (unsigned long) (base)); })
26#endif
27
28#endif /* asm-x86/vdso.h */