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#ifndef ETHTOOL_BITOPS_H__
#define ETHTOOL_BITOPS_H__
#define BITS_PER_BYTE 8
#define BITS_PER_LONG (BITS_PER_BYTE * sizeof(long))
#define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_LONG)
static inline void set_bit(int nr, unsigned long *addr)
{
addr[nr / BITS_PER_LONG] |= 1UL << (nr % BITS_PER_LONG);
}
static inline void clear_bit(int nr, unsigned long *addr)
{
addr[nr / BITS_PER_LONG] &= ~(1UL << (nr % BITS_PER_LONG));
}
static inline int test_bit(unsigned int nr, const unsigned long *addr)
{
return !!((1UL << (nr % BITS_PER_LONG)) &
(((unsigned long *)addr)[nr / BITS_PER_LONG]));
}
#endif
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