kolibrios-gitea/drivers/include/linux/bug.h
Sergey Semyonov (Serge) a3e5776171 ddk: v3.10
git-svn-id: svn://kolibrios.org@3763 a494cfbc-eb01-0410-851d-a64ba20cac60
2013-07-05 07:41:18 +00:00

79 lines
3.3 KiB
C

#ifndef _ASM_GENERIC_BUG_H
#define _ASM_GENERIC_BUG_H
//extern __printf(3, 4)
//void warn_slowpath_fmt(const char *file, const int line,
// const char *fmt, ...);
//extern __printf(4, 5)
//void warn_slowpath_fmt_taint(const char *file, const int line, unsigned taint,
// const char *fmt, ...);
//extern void warn_slowpath_null(const char *file, const int line);
#define __WARN() printf("\nWARNING: at %s:%d\n", __FILE__, __LINE__)
//#define __WARN_printf(arg...) printf("\nWARNING: at %s:%d\n", __FILE__, __LINE__)
#define __WARN_printf(arg...) do { printf(arg); __WARN(); } while (0)
#define WARN(condition, format...) ({ \
int __ret_warn_on = !!(condition); \
if (unlikely(__ret_warn_on)) \
__WARN_printf(format); \
unlikely(__ret_warn_on); \
})
#define WARN_ON(condition) ({ \
int __ret_warn_on = !!(condition); \
if (unlikely(__ret_warn_on)) \
__WARN(); \
unlikely(__ret_warn_on); \
})
#define WARN_ONCE(condition, format...) ({ \
static bool __warned; \
int __ret_warn_once = !!(condition); \
\
if (unlikely(__ret_warn_once)) \
if (WARN(!__warned, format)) \
__warned = true; \
unlikely(__ret_warn_once); \
})
#define WARN_ON_ONCE(condition) ({ \
static bool __warned; \
int __ret_warn_once = !!(condition); \
\
if (unlikely(__ret_warn_once)) \
if (WARN_ON(!__warned)) \
__warned = true; \
unlikely(__ret_warn_once); \
})
#define BUG() do { \
printk("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \
} while (0)
#define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while(0)
#define BUILD_BUG_ON_NOT_POWER_OF_2(n) \
BUILD_BUG_ON((n) == 0 || (((n) & ((n) - 1)) != 0))
#define printk_once(fmt, ...) \
({ \
static bool __print_once; \
\
if (!__print_once) { \
__print_once = true; \
printk(fmt, ##__VA_ARGS__); \
} \
})
#define pr_warn_once(fmt, ...) \
printk_once(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
#endif