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vdso.h

#ifndef __PPC64_VDSO_H__
#define __PPC64_VDSO_H__

#ifdef __KERNEL__

/* Default link addresses for the vDSOs */
#define VDSO32_LBASE    0x100000
#define VDSO64_LBASE    0x100000

/* Default map addresses */
#define VDSO32_MBASE    VDSO32_LBASE
#define VDSO64_MBASE    VDSO64_LBASE

#define VDSO_VERSION_STRING   LINUX_2.6.15

/* Define if 64 bits VDSO has procedure descriptors */
#undef VDS64_HAS_DESCRIPTORS

#ifndef __ASSEMBLY__

/* Offsets relative to thread->vdso_base */
extern unsigned long vdso64_rt_sigtramp;
extern unsigned long vdso32_sigtramp;
extern unsigned long vdso32_rt_sigtramp;

#else /* __ASSEMBLY__ */

#ifdef __VDSO64__
#ifdef VDS64_HAS_DESCRIPTORS
#define V_FUNCTION_BEGIN(name)            \
      .globl name;                  \
        .section ".opd","a";        \
        .align 3;             \
      name:                   \
      .quad .name,.TOC.@tocbase,0;  \
      .previous;              \
      .globl .name;                 \
      .type .name,@function;        \
      .name:                        \

#define V_FUNCTION_END(name)        \
      .size .name,.-.name;

#define V_LOCAL_FUNC(name) (.name)

#else /* VDS64_HAS_DESCRIPTORS */

#define V_FUNCTION_BEGIN(name)            \
      .globl name;                  \
      name:                   \

#define V_FUNCTION_END(name)        \
      .size name,.-name;

#define V_LOCAL_FUNC(name) (name)

#endif /* VDS64_HAS_DESCRIPTORS */
#endif /* __VDSO64__ */

#ifdef __VDSO32__

#define V_FUNCTION_BEGIN(name)            \
      .globl name;                  \
      .type name,@function;         \
      name:                   \

#define V_FUNCTION_END(name)        \
      .size name,.-name;

#define V_LOCAL_FUNC(name) (name)

#endif /* __VDSO32__ */

#endif /* __ASSEMBLY__ */

#endif /* __KERNEL__ */

#endif /* __PPC64_VDSO_H__ */

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