1#ifndef _LINUX_LINKAGE_H 2#define _LINUX_LINKAGE_H 3 4#include <linux/config.h> 5#include <asm/linkage.h> 6 7#ifdef __cplusplus 8#define CPP_ASMLINKAGE extern "C" 9#else 10#define CPP_ASMLINKAGE 11#endif 12 13#ifndef asmlinkage 14#define asmlinkage CPP_ASMLINKAGE 15#endif 16 17#ifndef prevent_tail_call 18# define prevent_tail_call(ret) do { } while (0) 19#endif 20 21#ifndef __ALIGN 22#define __ALIGN .align 4,0x90 23#define __ALIGN_STR ".align 4,0x90" 24#endif 25 26#ifdef __ASSEMBLY__ 27 28#define ALIGN __ALIGN 29#define ALIGN_STR __ALIGN_STR 30 31#define ENTRY(name) \ 32 .globl name; \ 33 ALIGN; \ 34 name: 35 36#endif 37 38#define NORET_TYPE /**/ 39#define ATTRIB_NORET __attribute__((noreturn)) 40#define NORET_AND noreturn, 41 42#ifndef FASTCALL 43#define FASTCALL(x) x 44#define fastcall 45#endif 46 47#endif 48