87 int qnx4_is_free(struct super_block *sb, long block)  in qnx4_is_free()  argument
95 	start += block / (QNX4_BLOCK_SIZE * 8);  in qnx4_is_free()
97 		   (unsigned long) block, (unsigned long) start));  in qnx4_is_free()
103 	g = bh->b_data + (block % QNX4_BLOCK_SIZE);  in qnx4_is_free()
104 	if (((*g) & (1 << (block % 8))) == 0) {  in qnx4_is_free()
116 int qnx4_set_bitmap(struct super_block *sb, long block, int busy)  in qnx4_set_bitmap()  argument
123 	start += block / (QNX4_BLOCK_SIZE * 8);  in qnx4_set_bitmap()
125 		   (unsigned long) block, (unsigned long) start));  in qnx4_set_bitmap()
131 	g = bh->b_data + (block % QNX4_BLOCK_SIZE);  in qnx4_set_bitmap()
133 		(*g) &= ~(1 << (block % 8));  in qnx4_set_bitmap()
135 		(*g) |= (1 << (block % 8));  in qnx4_set_bitmap()