diff options
Diffstat (limited to 'include/linux/mmdebug.h')
-rw-r--r-- | include/linux/mmdebug.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/include/linux/mmdebug.h b/include/linux/mmdebug.h index a3499d7b0e8a..edd82a105220 100644 --- a/include/linux/mmdebug.h +++ b/include/linux/mmdebug.h | |||
@@ -1,6 +1,8 @@ | |||
1 | #ifndef LINUX_MM_DEBUG_H | 1 | #ifndef LINUX_MM_DEBUG_H |
2 | #define LINUX_MM_DEBUG_H 1 | 2 | #define LINUX_MM_DEBUG_H 1 |
3 | 3 | ||
4 | #include <linux/stringify.h> | ||
5 | |||
4 | struct page; | 6 | struct page; |
5 | 7 | ||
6 | extern void dump_page(struct page *page, const char *reason); | 8 | extern void dump_page(struct page *page, const char *reason); |
@@ -9,8 +11,13 @@ extern void dump_page_badflags(struct page *page, const char *reason, | |||
9 | 11 | ||
10 | #ifdef CONFIG_DEBUG_VM | 12 | #ifdef CONFIG_DEBUG_VM |
11 | #define VM_BUG_ON(cond) BUG_ON(cond) | 13 | #define VM_BUG_ON(cond) BUG_ON(cond) |
12 | #define VM_BUG_ON_PAGE(cond, page) \ | 14 | #define VM_BUG_ON_PAGE(cond, page) \ |
13 | do { if (unlikely(cond)) { dump_page(page, NULL); BUG(); } } while (0) | 15 | do { \ |
16 | if (unlikely(cond)) { \ | ||
17 | dump_page(page, "VM_BUG_ON_PAGE(" __stringify(cond)")");\ | ||
18 | BUG(); \ | ||
19 | } \ | ||
20 | } while (0) | ||
14 | #define VM_WARN_ON(cond) WARN_ON(cond) | 21 | #define VM_WARN_ON(cond) WARN_ON(cond) |
15 | #define VM_WARN_ON_ONCE(cond) WARN_ON_ONCE(cond) | 22 | #define VM_WARN_ON_ONCE(cond) WARN_ON_ONCE(cond) |
16 | #else | 23 | #else |