diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-09-23 23:26:42 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-09-23 23:26:42 +0200 |
| commit | 07bbc16a8676b06950a21f35b59f69b2fe763bbd (patch) | |
| tree | f87fbfea747e9d92591c8d0a54db7c487e3c3d78 /include/asm-generic/bug.h | |
| parent | 6a9e91846bf52cc70a0417de19fdfac224c435c4 (diff) | |
| parent | f8e256c687eb53850685747757c8d75e58756e15 (diff) | |
Merge branch 'timers/urgent' into x86/xen
Conflicts:
arch/x86/kernel/process_32.c
arch/x86/kernel/process_64.c
Manual merge:
arch/x86/kernel/smpboot.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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)) |