fs/ext4/inode.c

1271 			  loff_t pos, unsigned len, unsigned copied,
1282 	trace_ext4_write_end(inode, pos, len, copied);
1286 		return ext4_write_inline_data_end(inode, pos, len, copied,
1289 	copied = block_write_end(file, mapping, pos, len, copied, page, fsdata);
1298 		i_size_changed = ext4_update_inode_size(inode, pos + copied);
1314 		/* if we have allocated more blocks and copied
1335 	return ret ? ret : copied;
1375 				     loff_t pos, unsigned len, unsigned copied,
1388 	trace_ext4_journalled_write_end(inode, pos, len, copied);
1395 		return ext4_write_inline_data_end(inode, pos, len, copied,
1398 	if (unlikely(copied < len) && !folio_test_uptodate(folio)) {
1399 		copied = 0;
1403 		if (unlikely(copied < len))
1405 							 from + copied, to);
1408 					     from, from + copied, &partial,
1414 		size_changed = ext4_update_inode_size(inode, pos + copied);
1429 		/* if we have allocated more blocks and copied
1449 	return ret ? ret : copied;
2152 	 * the data was copied into the page cache.
2943 			loff_t pos, unsigned len, unsigned copied,
2955 	copied = block_write_end(NULL, mapping, pos, len, copied,
2957 	new_i_size = pos + copied;
2979 		if (copied && ext4_da_should_update_i_disksize(folio, end)) {
3001 	return copied;
3006 			     loff_t pos, unsigned len, unsigned copied,
3015 				      len, copied, &folio->page, fsdata);
3017 	trace_ext4_da_write_end(inode, pos, len, copied);
3022 		return ext4_write_inline_data_end(inode, pos, len, copied,
3025 	if (unlikely(copied < len) && !folio_test_uptodate(folio))
3026 		copied = 0;
3028 	return ext4_da_do_write_end(mapping, pos, len, copied, folio);
5134  * because the inode has been copied into a raw inode buffer in