aboutsummaryrefslogtreecommitdiff
path: root/include/asm-generic/bug.h
blob: 6e5aaaa9a2fb8d89710c357201dd83bcc69757b2 (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
#ifndef _ASM_GENERIC_BUG_H
#define _ASM_GENERIC_BUG_H

#include <linux/compiler.h>
#include <linux/config.h>

#ifdef CONFIG_BUG
#ifndef HAVE_ARCH_BUG
#define BUG() do { \
	printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \
	panic("BUG!"); \
} while (0)
#endif

#ifndef HAVE_ARCH_PAGE_BUG
#define PAGE_BUG(page) do { \
	printk("page BUG for page at %p\n", page); \
	BUG(); \
} while (0)
#endif

#ifndef HAVE_ARCH_BUG_ON
#define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
#endif

#ifndef HAVE_ARCH_WARN_ON
#define WARN_ON(condition) do { \
	if (unlikely((condition)!=0)) { \
		printk("Badness in %s at %s:%d\n", __FUNCTION__, __FILE__, __LINE__); \
		dump_stack(); \
	} \
} while (0)
#endif

#else /* !CONFIG_BUG */
#ifndef HAVE_ARCH_BUG
#define BUG()
#endif

#ifndef HAVE_ARCH_PAGE_BUG
#define PAGE_BUG(page) do { if (page) ; } while (0)
#endif

#ifndef HAVE_ARCH_BUG_ON
#define BUG_ON(condition) do { if (condition) ; } while(0)
#endif

#ifndef HAVE_ARCH_WARN_ON
#define WARN_ON(condition) do { if (condition) ; } while(0)
#endif
#endif

#endif