include/asm-x86/vdso.h: checkpatch cleanups - formatting only
[sfrench/cifs-2.6.git] / include / asm-x86 / vdso.h
1 #ifndef _ASM_X86_VDSO_H
2 #define _ASM_X86_VDSO_H 1
3
4 #ifdef CONFIG_X86_64
5 extern 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 ({                                                                      \
13         extern const char VDSO64_##name[];                              \
14         (void *)(VDSO64_##name - VDSO64_PRELINK + (unsigned long)(base)); \
15 })
16 #endif
17
18 #if defined CONFIG_X86_32 || defined CONFIG_COMPAT
19 extern const char VDSO32_PRELINK[];
20
21 /*
22  * Given a pointer to the vDSO image, find the pointer to VDSO32_name
23  * as that symbol is defined in the vDSO sources or linker script.
24  */
25 #define VDSO32_SYMBOL(base, name)                                       \
26 ({                                                                      \
27         extern const char VDSO32_##name[];                              \
28         (void *)(VDSO32_##name - VDSO32_PRELINK + (unsigned long)(base)); \
29 })
30 #endif
31
32 /*
33  * These symbols are defined with the addresses in the vsyscall page.
34  * See vsyscall-sigreturn.S.
35  */
36 extern void __user __kernel_sigreturn;
37 extern void __user __kernel_rt_sigreturn;
38
39 #endif  /* asm-x86/vdso.h */