bug.h File Reference

#include <linux/compiler.h>
#include <linux/kernel.h>

Go to the source code of this file.

Macros
#define	BUG()   do {} while(0)
#define	BUG_ON(condition)   do { if (condition) ; } while(0)
#define	WARN_ON(condition)
#define	WARN(condition, format...)
#define	WARN_TAINT(condition, taint, format...)   WARN_ON(condition)
#define	WARN_ON_ONCE(condition)
#define	WARN_ONCE(condition, format...)
#define	WARN_TAINT_ONCE(condition, taint, format...)
#define	WARN_ON_SMP(x)   ({0;})

Macro Definition Documentation

#define BUG

(

)

do {} while(0)

Definition at line 111 of file bug.h.

#define BUG_ON

(

condition

)

do { if (condition) ; } while(0)

Definition at line 115 of file bug.h.

#define WARN	(		condition,
			format...
	)

Value:

({                  \
    int __ret_warn_on = !!(condition);              \
    unlikely(__ret_warn_on);                    \
})

Definition at line 126 of file bug.h.

#define WARN_ON

(

condition

)

Value:

({                      \
    int __ret_warn_on = !!(condition);              \
    unlikely(__ret_warn_on);                    \
})

Definition at line 119 of file bug.h.

#define WARN_ON_ONCE

(

condition

)

Value:

({              \
    static bool __section(.data.unlikely) __warned;     \
    int __ret_warn_once = !!(condition);            \
                                \
    if (unlikely(__ret_warn_once))              \
        if (WARN_ON(!__warned))             \
            __warned = true;            \
    unlikely(__ret_warn_once);              \
})

Definition at line 136 of file bug.h.

#define WARN_ON_SMP

(

x

)

({0;})

Definition at line 202 of file bug.h.

#define WARN_ONCE	(		condition,
			format...
	)

Value:

({          \
    static bool __section(.data.unlikely) __warned;     \
    int __ret_warn_once = !!(condition);            \
                                \
    if (unlikely(__ret_warn_once))              \
        if (WARN(!__warned, format))            \
            __warned = true;            \
    unlikely(__ret_warn_once);              \
})

Definition at line 146 of file bug.h.

#define WARN_TAINT	(		condition,
			taint,
			format...
	)		WARN_ON(condition)

Definition at line 132 of file bug.h.

#define WARN_TAINT_ONCE	(		condition,
			taint,
			format...
	)

Value:

({  \
    static bool __section(.data.unlikely) __warned;     \
    int __ret_warn_once = !!(condition);            \
                                \
    if (unlikely(__ret_warn_once))              \
        if (WARN_TAINT(!__warned, taint, format))   \
            __warned = true;            \
    unlikely(__ret_warn_once);              \
})

Definition at line 156 of file bug.h.