bits.h File Reference

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Macros
#define	BIT(__NR)
#define	BIT_ULL(__NR)
#define	BITS_PER_LONG   (sizeof(long) << 3)
#define	GENMASK(__H, __L)

Macro Definition Documentation

BIT

#define BIT

(

__NR

)

Value:

(1UL << (__NR))

BIT_ULL

#define BIT_ULL

(

__NR

)

Value:

(1ULL << (__NR))

BITS_PER_LONG

#define BITS_PER_LONG   (sizeof(long) << 3)

GENMASK

#define GENMASK	(		__H,
			__L )

Value:

(((~0UL) << (__L)) & (~0UL >> (BITS_PER_LONG - 1 - (__H))))