[linux-2.6-block.git] / fs / ext3 / bitmap.c

/*
 *  linux/fs/ext3/bitmap.c
 *
 * Copyright (C) 1992, 1993, 1994, 1995
 * Remy Card (card@masi.ibp.fr)
 * Laboratoire MASI - Institut Blaise Pascal
 * Universite Pierre et Marie Curie (Paris VI)
 */

#include "ext3.h"

#ifdef EXT3FS_DEBUG

unsigned long ext3_count_free (struct buffer_head * map, unsigned int numchars)
{
	return numchars * BITS_PER_BYTE - memweight(map->b_data, numchars);
}

#endif  /*  EXT3FS_DEBUG  */
Commit	Line	Data
1da177e4 LT	1	/*
	2	* linux/fs/ext3/bitmap.c
	3	*
	4	* Copyright (C) 1992, 1993, 1994, 1995
	5	* Remy Card (card@masi.ibp.fr)
	6	* Laboratoire MASI - Institut Blaise Pascal
	7	* Universite Pierre et Marie Curie (Paris VI)
	8	*/
	9
4613ad18	10	#include "ext3.h"
3af13763	11
c1f5a194	12	#ifdef EXT3FS_DEBUG
1da177e4	13
1da177e4 LT	14	unsigned long ext3_count_free (struct buffer_head * map, unsigned int numchars)
1da177e4 LT	15	{
10d47084	16	return numchars * BITS_PER_BYTE - memweight(map->b_data, numchars);
1da177e4	17	}
3af13763 AB	18
	19	#endif /* EXT3FS_DEBUG */
	20