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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-10-09 21:33:05 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-10-09 21:33:05 +0100 |
| commit | c97f68145e8067b3ac4b126a6faebf90f9ffc302 (patch) | |
| tree | eb2060681552a00e9efa98224b95f69a3dc84390 /include/asm-generic/bug.h | |
| parent | b1add0480a95b6ceaece5caf6c50614771eae9b2 (diff) | |
| parent | 7bff3c4ce44ea48f50dc47a5994454984bd08c59 (diff) | |
Merge branch 'for-rmk' of git://source.mvista.com/git/linux-davinci-2.6.git
Merge branch 'davinci' into devel
Diffstat (limited to 'include/asm-generic/bug.h')
| -rw-r--r-- | include/asm-generic/bug.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h index a3f738cffdb..edc6ba82e09 100644 --- a/include/asm-generic/bug.h +++ b/include/asm-generic/bug.h @@ -97,6 +97,16 @@ extern void warn_slowpath(const char *file, const int line, unlikely(__ret_warn_once); \ }) +#define WARN_ONCE(condition, format...) ({ \ + static int __warned; \ + int __ret_warn_once = !!(condition); \ + \ + if (unlikely(__ret_warn_once)) \ + if (WARN(!__warned, format)) \ + __warned = 1; \ + unlikely(__ret_warn_once); \ +}) + #define WARN_ON_RATELIMIT(condition, state) \ WARN_ON((condition) && __ratelimit(state)) |