Merge git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile
[deliverable/linux.git] / include / linux / mmdebug.h
CommitLineData
59ea7463
JS
1#ifndef LINUX_MM_DEBUG_H
2#define LINUX_MM_DEBUG_H 1
3
e4f67422
DH
4#include <linux/stringify.h>
5
309381fe
SL
6struct page;
7
d230dec1
KS
8extern void dump_page(struct page *page, const char *reason);
9extern void dump_page_badflags(struct page *page, const char *reason,
309381fe
SL
10 unsigned long badflags);
11
59ea7463
JS
12#ifdef CONFIG_DEBUG_VM
13#define VM_BUG_ON(cond) BUG_ON(cond)
e4f67422
DH
14#define VM_BUG_ON_PAGE(cond, page) \
15 do { \
16 if (unlikely(cond)) { \
17 dump_page(page, "VM_BUG_ON_PAGE(" __stringify(cond)")");\
18 BUG(); \
19 } \
20 } while (0)
02a8efed
AM
21#define VM_WARN_ON(cond) WARN_ON(cond)
22#define VM_WARN_ON_ONCE(cond) WARN_ON_ONCE(cond)
59ea7463 23#else
02602a18 24#define VM_BUG_ON(cond) BUILD_BUG_ON_INVALID(cond)
309381fe 25#define VM_BUG_ON_PAGE(cond, page) VM_BUG_ON(cond)
02a8efed
AM
26#define VM_WARN_ON(cond) BUILD_BUG_ON_INVALID(cond)
27#define VM_WARN_ON_ONCE(cond) BUILD_BUG_ON_INVALID(cond)
59ea7463
JS
28#endif
29
30#ifdef CONFIG_DEBUG_VIRTUAL
31#define VIRTUAL_BUG_ON(cond) BUG_ON(cond)
32#else
7aa413de 33#define VIRTUAL_BUG_ON(cond) do { } while (0)
59ea7463
JS
34#endif
35
36#endif
This page took 0.614579 seconds and 5 git commands to generate.