pid namespaces: introduce struct upid
[linux-2.6] / 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 #define KPROBE_ENTRY(name) \
38   .pushsection .kprobes.text, "ax"; \
39   ENTRY(name)
40
41 #define KPROBE_END(name) \
42   END(name);             \
43   .popsection
44
45 #ifndef END
46 #define END(name) \
47   .size name, .-name
48 #endif
49
50 #ifndef ENDPROC
51 #define ENDPROC(name) \
52   .type name, @function; \
53   END(name)
54 #endif
55
56 #endif
57
58 #define NORET_TYPE    /**/
59 #define ATTRIB_NORET  __attribute__((noreturn))
60 #define NORET_AND     noreturn,
61
62 #ifndef FASTCALL
63 #define FASTCALL(x)     x
64 #define fastcall
65 #endif
66
67 #endif