tools/include/asm-generic/bitops/find.h

   1 #ifndef _TOOLS_LINUX_ASM_GENERIC_BITOPS_FIND_H_
   2 #define _TOOLS_LINUX_ASM_GENERIC_BITOPS_FIND_H_
   3
   4 #ifndef find_next_bit
   5 /**
   6  * find_next_bit - find the next set bit in a memory region
   7  * @addr: The address to base the search on
   8  * @offset: The bitnumber to start searching at
   9  * @size: The bitmap size in bits
  10  *
  11  * Returns the bit number for the next set bit
  12  * If no bits are set, returns @size.
  13  */
  14 extern unsigned long find_next_bit(const unsigned long *addr, unsigned long
  15                 size, unsigned long offset);
  16 #endif
  17
  18 #ifndef find_first_bit
  19
  20 /**
  21  * find_first_bit - find the first set bit in a memory region
  22  * @addr: The address to start the search at
  23  * @size: The maximum number of bits to search
  24  *
  25  * Returns the bit number of the first set bit.
  26  * If no bits are set, returns @size.
  27  */
  28 extern unsigned long find_first_bit(const unsigned long *addr,
  29                                     unsigned long size);
  30
  31 #endif /* find_first_bit */
  32
  33 #endif /*_TOOLS_LINUX_ASM_GENERIC_BITOPS_FIND_H_ */