Lines Matching refs:block_start
953 unsigned block_start, block_end; in ext4_walk_page_buffers() local
958 for (bh = head, block_start = 0; in ext4_walk_page_buffers()
959 ret == 0 && (bh != head || !block_start); in ext4_walk_page_buffers()
960 block_start = block_end, bh = next) { in ext4_walk_page_buffers()
962 block_end = block_start + blocksize; in ext4_walk_page_buffers()
963 if (block_end <= from || block_start >= to) { in ext4_walk_page_buffers()
1020 unsigned block_start, block_end; in ext4_block_write_begin() local
1042 for (bh = head, block_start = 0; bh != head || !block_start; in ext4_block_write_begin()
1043 block++, block_start = block_end, bh = bh->b_this_page) { in ext4_block_write_begin()
1044 block_end = block_start + blocksize; in ext4_block_write_begin()
1045 if (block_end <= from || block_start >= to) { in ext4_block_write_begin()
1065 if (block_end > to || block_start < from) in ext4_block_write_begin()
1068 block_start, from); in ext4_block_write_begin()
1078 (block_start < from || block_end > to)) { in ext4_block_write_begin()
1348 unsigned int block_start = 0, block_end; in ext4_journalled_zero_new_buffers() local
1353 block_end = block_start + bh->b_size; in ext4_journalled_zero_new_buffers()
1355 if (block_end > from && block_start < to) { in ext4_journalled_zero_new_buffers()
1359 start = max(from, block_start); in ext4_journalled_zero_new_buffers()
1368 block_start = block_end; in ext4_journalled_zero_new_buffers()