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5634bd7d SL |
1 | #ifndef _LIBLOCKDEP_LINUX_KERNEL_H_ |
2 | #define _LIBLOCKDEP_LINUX_KERNEL_H_ | |
3 | ||
4 | #include <linux/export.h> | |
5 | #include <linux/types.h> | |
6 | #include <linux/rcu.h> | |
7 | #include <linux/hardirq.h> | |
8 | #include <linux/kern_levels.h> | |
f9155dd8 | 9 | #include <linux/err.h> |
5634bd7d | 10 | |
108744c4 BH |
11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) |
12 | ||
5634bd7d SL |
13 | #ifndef container_of |
14 | #define container_of(ptr, type, member) ({ \ | |
15 | const typeof(((type *)0)->member) * __mptr = (ptr); \ | |
16 | (type *)((char *)__mptr - offsetof(type, member)); }) | |
17 | #endif | |
18 | ||
19 | #define max(x, y) ({ \ | |
20 | typeof(x) _max1 = (x); \ | |
21 | typeof(y) _max2 = (y); \ | |
22 | (void) (&_max1 == &_max2); \ | |
23 | _max1 > _max2 ? _max1 : _max2; }) | |
24 | ||
25 | #define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)])) | |
bb7ea2a9 BH |
26 | |
27 | static inline int lockdep_warn(int condition) | |
28 | { | |
29 | return condition; | |
30 | } | |
31 | #define WARN_ON(x) lockdep_warn(x) | |
32 | #define WARN_ON_ONCE(x) WARN_ON(x) | |
33 | #define WARN(x, y...) WARN_ON(x) | |
34 | ||
5634bd7d | 35 | #define likely(x) (x) |
5634bd7d SL |
36 | #define uninitialized_var(x) x |
37 | #define __init | |
38 | #define noinline | |
39 | #define list_add_tail_rcu list_add_tail | |
2480257f ES |
40 | #define list_for_each_entry_rcu list_for_each_entry |
41 | #define barrier() | |
42 | #define synchronize_sched() | |
5634bd7d SL |
43 | |
44 | #ifndef CALLER_ADDR0 | |
45 | #define CALLER_ADDR0 ((unsigned long)__builtin_return_address(0)) | |
46 | #endif | |
47 | ||
48 | #ifndef _RET_IP_ | |
49 | #define _RET_IP_ CALLER_ADDR0 | |
50 | #endif | |
51 | ||
52 | #ifndef _THIS_IP_ | |
53 | #define _THIS_IP_ ({ __label__ __here; __here: (unsigned long)&&__here; }) | |
54 | #endif | |
55 | ||
6c8e6483 LASL |
56 | #define pr_err(format, ...) fprintf (stderr, format, ## __VA_ARGS__) |
57 | ||
5634bd7d | 58 | #endif |