diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-03-18 09:43:56 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-03-18 09:43:56 +0100 |
| commit | e19b9137142988bec5a76c5f8bdf12a77ea802b0 (patch) | |
| tree | b36c83fa93da7f18c1331252fb82a87431697443 /include/linux/mmdebug.h | |
| parent | 2fae6a860ca9adb0c881f6dcd633df775c2520e9 (diff) | |
| parent | e40d641099213145a034981e646dc2180a488152 (diff) | |
Merge remote-tracking branch 'airlied/drm-next' into drm-intel-next
Conflicts:
drivers/gpu/drm/i915/Makefile
Makefile cleanup in drm-intel-next conflicts with a build-fix to move
intel_opregion under CONFIG_ACPI.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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 580bd587d916..5042c036dda9 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 |