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bitmap_allocate_region
Langue: en
Version: June 2009 (debian - 07/07/09)
Section: 9 (Appels noyau Linux)
NAME
bitmap_allocate_region - allocate bitmap regionSYNOPSIS
- 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).
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