UBIFS_BLOCK_SHIFT
blk_offs <<= UBIFS_BLOCK_SHIFT;
beyond = (i_size + UBIFS_BLOCK_SIZE - 1) >> UBIFS_BLOCK_SHIFT;
read = (i << UBIFS_BLOCK_SHIFT) + len;
blk = new_size >> UBIFS_BLOCK_SHIFT;
blk = (new_size >> UBIFS_BLOCK_SHIFT) + (bit ? 1 : 0);
blk = (old_size >> UBIFS_BLOCK_SHIFT) - (bit ? 0 : 1);
sb->s_blocksize_bits = UBIFS_BLOCK_SHIFT;
free, free >> UBIFS_BLOCK_SHIFT);
buf->f_bfree = free >> UBIFS_BLOCK_SHIFT;
buf->f_bavail = (free - c->report_rp_size) >> UBIFS_BLOCK_SHIFT;
c->block_cnt = tmp64 >> UBIFS_BLOCK_SHIFT;
block = (size + UBIFS_BLOCK_SIZE - 1) >> UBIFS_BLOCK_SHIFT;
((loff_t)block) << UBIFS_BLOCK_SHIFT);
#define UBIFS_BLOCKS_PER_PAGE_SHIFT (PAGE_SHIFT - UBIFS_BLOCK_SHIFT)