| #ifndef LINUX_MM_DEBUG_H |
| #define LINUX_MM_DEBUG_H 1 |
| |
| struct page; |
| |
| extern void dump_page(struct page *page, const char *reason); |
| extern void dump_page_badflags(struct page *page, const char *reason, |
| unsigned long badflags); |
| |
| #ifdef CONFIG_DEBUG_VM |
| #define VM_BUG_ON(cond) BUG_ON(cond) |
| #define VM_BUG_ON_PAGE(cond, page) \ |
| do { if (unlikely(cond)) { dump_page(page, NULL); BUG(); } } while (0) |
| #else |
| #define VM_BUG_ON(cond) BUILD_BUG_ON_INVALID(cond) |
| #define VM_BUG_ON_PAGE(cond, page) VM_BUG_ON(cond) |
| #endif |
| |
| #ifdef CONFIG_DEBUG_VIRTUAL |
| #define VIRTUAL_BUG_ON(cond) BUG_ON(cond) |
| #else |
| #define VIRTUAL_BUG_ON(cond) do { } while (0) |
| #endif |
| |
| #endif |