aboutsummaryrefslogtreecommitdiff
path: root/include/linux/linkage.h
blob: 932021f872d5feaa71a38d872ab6dcce74f96158 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
#ifndef _LINUX_LINKAGE_H
#define _LINUX_LINKAGE_H

#include <asm/linkage.h>

#ifdef __cplusplus
#define CPP_ASMLINKAGE extern "C"
#else
#define CPP_ASMLINKAGE
#endif

#ifndef asmlinkage
#define asmlinkage CPP_ASMLINKAGE
#endif

#ifndef prevent_tail_call
# define prevent_tail_call(ret) do { } while (0)
#endif

#ifndef __ALIGN
#define __ALIGN		.align 4,0x90
#define __ALIGN_STR	".align 4,0x90"
#endif

#ifdef __ASSEMBLY__

#define ALIGN __ALIGN
#define ALIGN_STR __ALIGN_STR

#ifndef ENTRY
#define ENTRY(name) \
  .globl name; \
  ALIGN; \
  name:
#endif

#define KPROBE_ENTRY(name) \
  .section .kprobes.text, "ax"; \
  ENTRY(name)

#ifndef END
#define END(name) \
  .size name, .-name
#endif

#ifndef ENDPROC
#define ENDPROC(name) \
  .type name, @function; \
  END(name)
#endif

#endif

#define NORET_TYPE    /**/
#define ATTRIB_NORET  __attribute__((noreturn))
#define NORET_AND     noreturn,

#ifndef FASTCALL
#define FASTCALL(x)	x
#define fastcall
#endif

#endif