Lines Matching refs:block_start
838 unsigned block_start, block_end; in ext4_walk_page_buffers() local
843 for (bh = head, block_start = 0; in ext4_walk_page_buffers()
844 ret == 0 && (bh != head || !block_start); in ext4_walk_page_buffers()
845 block_start = block_end, bh = next) { in ext4_walk_page_buffers()
847 block_end = block_start + blocksize; in ext4_walk_page_buffers()
848 if (block_end <= from || block_start >= to) { in ext4_walk_page_buffers()
919 unsigned block_start, block_end; in ext4_block_write_begin() local
938 for (bh = head, block_start = 0; bh != head || !block_start; in ext4_block_write_begin()
939 block++, block_start = block_end, bh = bh->b_this_page) { in ext4_block_write_begin()
940 block_end = block_start + blocksize; in ext4_block_write_begin()
941 if (block_end <= from || block_start >= to) { in ext4_block_write_begin()
964 if (block_end > to || block_start < from) in ext4_block_write_begin()
966 block_start, from); in ext4_block_write_begin()
977 (block_start < from || block_end > to)) { in ext4_block_write_begin()