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SubjectRe: [patch] warn-on-once.patch

* Ingo Molnar <mingo@elte.hu> wrote:

> - introduce WARN_ON_ONCE(cond)

replacement patch below - fixed bug found by Thomas Gleixner. (I've
updated the gtod-B11-cleanup.tar.gz patchqueue with both this fix and
the x64 fix.)

Ingo

include/asm-generic/bug.h | 10 ++++++++++
1 files changed, 10 insertions(+)
Index: linux/include/asm-generic/bug.h
===================================================================
--- linux.orig/include/asm-generic/bug.h
+++ linux/include/asm-generic/bug.h
@@ -39,4 +39,14 @@
#endif
#endif

+#define WARN_ON_ONCE(condition) \
+do { \
+ static int warn_once = 1; \
+ \
+ if (warn_once && (condition)) { \
+ warn_once = 0; \
+ WARN_ON(1); \
+ } \
+} while (0);
+
#endif
-
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