diff options
Diffstat (limited to 'include/asm-generic/bug.h')
| -rw-r--r-- | include/asm-generic/bug.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h index a3f738cffdb..12c07c1866b 100644 --- a/include/asm-generic/bug.h +++ b/include/asm-generic/bug.h @@ -22,7 +22,7 @@ struct bug_entry { #ifndef HAVE_ARCH_BUG #define BUG() do { \ - printk("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \ + printk("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __func__); \ panic("BUG!"); \ } while (0) #endif @@ -41,7 +41,7 @@ extern void warn_slowpath(const char *file, const int line, #define __WARN() warn_on_slowpath(__FILE__, __LINE__) #define __WARN_printf(arg...) warn_slowpath(__FILE__, __LINE__, arg) #else -#define __WARN_printf(arg...) __WARN() +#define __WARN_printf(arg...) do { printk(arg); __WARN(); } while (0) #endif #ifndef WARN_ON @@ -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)) |