ff203dd029191d5b578707ce184655bcc02967da
[sfrench/cifs-2.6.git] / include / linux / linkage.h
1 #ifndef _LINUX_LINKAGE_H
2 #define _LINUX_LINKAGE_H
3
4 #include <asm/linkage.h>
5
6 #ifdef __cplusplus
7 #define CPP_ASMLINKAGE extern "C"
8 #else
9 #define CPP_ASMLINKAGE
10 #endif
11
12 #ifndef asmlinkage
13 #define asmlinkage CPP_ASMLINKAGE
14 #endif
15
16 #ifndef prevent_tail_call
17 # define prevent_tail_call(ret) do { } while (0)
18 #endif
19
20 #ifndef __ALIGN
21 #define __ALIGN         .align 4,0x90
22 #define __ALIGN_STR     ".align 4,0x90"
23 #endif
24
25 #ifdef __ASSEMBLY__
26
27 #define ALIGN __ALIGN
28 #define ALIGN_STR __ALIGN_STR
29
30 #ifndef ENTRY
31 #define ENTRY(name) \
32   .globl name; \
33   ALIGN; \
34   name:
35 #endif
36
37 #ifndef WEAK
38 #define WEAK(name)         \
39         .weak name;        \
40         name:
41 #endif
42
43 #define KPROBE_ENTRY(name) \
44   .pushsection .kprobes.text, "ax"; \
45   ENTRY(name)
46
47 #define KPROBE_END(name) \
48   END(name);             \
49   .popsection
50
51 #ifndef END
52 #define END(name) \
53   .size name, .-name
54 #endif
55
56 #ifndef ENDPROC
57 #define ENDPROC(name) \
58   .type name, @function; \
59   END(name)
60 #endif
61
62 #endif
63
64 #define NORET_TYPE    /**/
65 #define ATTRIB_NORET  __attribute__((noreturn))
66 #define NORET_AND     noreturn,
67
68 #ifndef FASTCALL
69 #define FASTCALL(x)     x
70 #define fastcall
71 #endif
72
73 #endif