linux/fs/ext3/bitmap.c

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/*
* 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 */