diff options
| author | James Morris <james.l.morris@oracle.com> | 2014-04-14 11:23:14 +1000 |
|---|---|---|
| committer | James Morris <james.l.morris@oracle.com> | 2014-04-14 11:23:14 +1000 |
| commit | ecd740c6f2f092b90b95fa35f757973589eaaca2 (patch) | |
| tree | ce02b1e18c4fc5729699251460cd8be7604d8401 /include/linux/mmdebug.h | |
| parent | f64410ec665479d7b4b77b7519e814253ed0f686 (diff) | |
| parent | 455c6fdbd219161bd09b1165f11699d6d73de11c (diff) | |
Merge commit 'v3.14' into next
Diffstat (limited to 'include/linux/mmdebug.h')
| -rw-r--r-- | include/linux/mmdebug.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/mmdebug.h b/include/linux/mmdebug.h index 580bd587d91..5042c036dda 100644 --- a/include/linux/mmdebug.h +++ b/include/linux/mmdebug.h @@ -1,10 +1,19 @@ #ifndef LINUX_MM_DEBUG_H #define LINUX_MM_DEBUG_H 1 +struct page; + +extern void dump_page(struct page *page, char *reason); +extern void dump_page_badflags(struct page *page, 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 |