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| author | Luis R. Rodriguez <lrodriguez@atheros.com> | 2009-01-30 08:10:44 -0800 |
|---|---|---|
| committer | Luis R. Rodriguez <lrodriguez@atheros.com> | 2009-01-30 08:10:44 -0800 |
| commit | 4f17e2abd6d313b53aa2cea6ac49de72ea7fe40a (patch) | |
| tree | 5a7a00580d5d150101c53deceb4b673abdec3ec0 | |
| parent | 540d36ec9bdfa4cca5f3627f81423a159644c9f6 (diff) | |
Adds WARN_ONCE
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
| -rw-r--r-- | compat/compat.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/compat/compat.h b/compat/compat.h index 1165f283..7e4b9b13 100644 --- a/compat/compat.h +++ b/compat/compat.h @@ -14,6 +14,18 @@ #include <linux/pci.h> +#ifndef 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); \ +}) +#endif /* From include/asm-generic/bug.h */ + void __iomem *pci_ioremap_bar(struct pci_dev *pdev, int bar); #endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28)) */ |