ARCH_MAP_VDSO_X32 13 arch/x86/include/uapi/asm/prctl.h #define ARCH_MAP_VDSO_X32 0x2001 ARCH_MAP_VDSO_X32 13 tools/arch/x86/include/uapi/asm/prctl.h #define ARCH_MAP_VDSO_X32 0x2001