Lines Matching defs:start_pos
135 u64 start_pos;
147 start_pos = round_down(pos, fs_info->sectorsize);
148 num_bytes = round_up(write_bytes + pos - start_pos,
152 end_of_last_block = start_pos + num_bytes - 1;
158 clear_extent_bit(&inode->io_tree, start_pos, end_of_last_block,
162 err = btrfs_set_extent_delalloc(inode, start_pos, end_of_last_block,
170 btrfs_page_clamp_set_uptodate(fs_info, p, start_pos, num_bytes);
171 btrfs_page_clamp_clear_checked(fs_info, p, start_pos, num_bytes);
172 btrfs_page_clamp_set_dirty(fs_info, p, start_pos, num_bytes);
983 u64 start_pos;
988 start_pos = round_down(pos, fs_info->sectorsize);
991 if (start_pos < inode->vfs_inode.i_size) {
995 if (!try_lock_extent(&inode->io_tree, start_pos, last_pos,
1006 lock_extent(&inode->io_tree, start_pos, last_pos, cached_state);
1009 ordered = btrfs_lookup_ordered_range(inode, start_pos,
1010 last_pos - start_pos + 1);
1012 ordered->file_offset + ordered->num_bytes > start_pos &&
1014 unlock_extent(&inode->io_tree, start_pos, last_pos,
1027 *lockstart = start_pos;
1137 loff_t start_pos;
1161 start_pos = round_down(pos, fs_info->sectorsize);
1163 if (start_pos > oldsize) {