include/linux/mmdebug.h: add VM_WARN_ON() and VM_WARN_ON_ONCE()

WARN_ON() and WARN_ON_ONCE(), dependent on CONFIG_DEBUG_VM Cc: Sebastian Ott <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
arunthomas · Jun 4, 2014 · 02a8efe · 02a8efe
1 parent ae3a8c1
commit 02a8efe
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/include/linux/mmdebug.h b/include/linux/mmdebug.h
@@ -11,9 +11,13 @@ extern void dump_page_badflags(struct page *page, const char *reason,
 #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)
+#define VM_WARN_ON(cond) WARN_ON(cond)
+#define VM_WARN_ON_ONCE(cond) WARN_ON_ONCE(cond)
 #else
 #define VM_BUG_ON(cond) BUILD_BUG_ON_INVALID(cond)
 #define VM_BUG_ON_PAGE(cond, page) VM_BUG_ON(cond)
+#define VM_WARN_ON(cond) BUILD_BUG_ON_INVALID(cond)
+#define VM_WARN_ON_ONCE(cond) BUILD_BUG_ON_INVALID(cond)
 #endif
 
 #ifdef CONFIG_DEBUG_VIRTUAL