gfs2_extent_length 454 fs/gfs2/bmap.c dblks = gfs2_extent_length(bh->b_data, bh->b_size, ptr, maxlen, gfs2_extent_length 616 fs/gfs2/bmap.c len = gfs2_extent_length(bh->b_data, bh->b_size, ptr, maxlen, &eob);