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authorOlof Johansson <olof@lixom.net>2008-01-30 13:32:50 +0100
committerIngo Molnar <mingo@elte.hu>2008-01-30 13:32:50 +0100
commit3a6a62f96f168d192fb0cc9c0b5ee2584740b32d (patch)
tree8817fb64361a30604a8fcb8663326261a755ac59 /include
parentf315decbd05fefbca09bd492ae54eaa334ba826b (diff)
debug: introduce __WARN()
Introduce __WARN() in the generic case, so the generic WARN_ON() can use arch-specific code for when the condition is true. Signed-off-by: Olof Johansson <olof@lixom.net> Cc: <linux-arch@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include')
-rw-r--r--include/asm-generic/bug.h17
1 files changed, 11 insertions, 6 deletions
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index d56fedbb457..1a0e1a7684b 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -31,14 +31,19 @@ struct bug_entry {
#define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while(0)
#endif
-#ifndef HAVE_ARCH_WARN_ON
+#ifndef __WARN
+#define __WARN() do { \
+ printk("WARNING: at %s:%d %s()\n", __FILE__, \
+ __LINE__, __FUNCTION__); \
+ dump_stack(); \
+} while (0)
+#endif
+
+#ifndef WARN_ON
#define WARN_ON(condition) ({ \
int __ret_warn_on = !!(condition); \
- if (unlikely(__ret_warn_on)) { \
- printk("WARNING: at %s:%d %s()\n", __FILE__, \
- __LINE__, __FUNCTION__); \
- dump_stack(); \
- } \
+ if (unlikely(__ret_warn_on)) \
+ __WARN(); \
unlikely(__ret_warn_on); \
})
#endif