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-rw-r--r--arch/x86/include/asm/vdso.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/include/asm/vdso.h b/arch/x86/include/asm/vdso.h
index 43dc55be524e..2444189cbe28 100644
--- a/arch/x86/include/asm/vdso.h
+++ b/arch/x86/include/asm/vdso.h
@@ -41,6 +41,8 @@ extern const struct vdso_image vdso_image_32;
extern void __init init_vdso_image(const struct vdso_image *image);
+extern int map_vdso_once(const struct vdso_image *image, unsigned long addr);
+
#endif /* __ASSEMBLER__ */
#endif /* _ASM_X86_VDSO_H */