bitmap_allocate_regi(9)
NAME
bitmap_allocate_region - allocate bitmap region
SYNOPSIS
int bitmap_allocate_region(unsigned long * bitmap, int pos, int order);
ARGUMENTS
- bitmap
- array of unsigned longs corresponding to the bitmap
- pos
- beginning of bit region to allocate
- order
- region size (log base 2 of number of bits) to allocate
DESCRIPTION
Allocate (set bits in) a specified region of a bitmap.
Return 0 on success, or -EBUSY if specified region wasn´t free (not all
bits were zero).