Lines Matching refs:block_start
839 unsigned block_start, block_end; in ext4_walk_page_buffers() local
844 for (bh = head, block_start = 0; in ext4_walk_page_buffers()
845 ret == 0 && (bh != head || !block_start); in ext4_walk_page_buffers()
846 block_start = block_end, bh = next) { in ext4_walk_page_buffers()
848 block_end = block_start + blocksize; in ext4_walk_page_buffers()
849 if (block_end <= from || block_start >= to) { in ext4_walk_page_buffers()
920 unsigned block_start, block_end; in ext4_block_write_begin() local
939 for (bh = head, block_start = 0; bh != head || !block_start; in ext4_block_write_begin()
940 block++, block_start = block_end, bh = bh->b_this_page) { in ext4_block_write_begin()
941 block_end = block_start + blocksize; in ext4_block_write_begin()
942 if (block_end <= from || block_start >= to) { in ext4_block_write_begin()
965 if (block_end > to || block_start < from) in ext4_block_write_begin()
967 block_start, from); in ext4_block_write_begin()
978 (block_start < from || block_end > to)) { in ext4_block_write_begin()
1219 unsigned int block_start = 0, block_end; in zero_new_buffers() local
1224 block_end = block_start + bh->b_size; in zero_new_buffers()
1226 if (block_end > from && block_start < to) { in zero_new_buffers()
1230 start = max(from, block_start); in zero_new_buffers()
1239 block_start = block_end; in zero_new_buffers()