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authorAndrew Morton <akpm@linux-foundation.org>2014-06-04 16:06:59 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-06-04 16:53:58 -0700
commit02a8efeda894d3541c7143ed818b25b299504190 (patch)
treeb1ce60f0c8cae5cadcfd84c84e6e684af0af8ca9
parentae3a8c1c235345dfeb9b4b8c9e118802e3e84533 (diff)
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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 <sebott@linux.vnet.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--include/linux/mmdebug.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/mmdebug.h b/include/linux/mmdebug.h
index 2d57efa64cc1..a3499d7b0e8a 100644
--- 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