fs/f2fs/compress.c

63 	return index & (cc->cluster_size - 1);
116 	f2fs_drop_rpages(cc, cc->cluster_size, false);
129 	for (i = 0; i < cc->cluster_size; i++) {
148 	cc->rpages = page_array_alloc(cc->inode, cc->cluster_size);
154 	page_array_free(cc->inode, cc->rpages, cc->cluster_size);
634 				cc->cluster_size, fi->i_compress_algorithm);
655 	cc->rbuf = f2fs_vmap(cc->rpages, cc->cluster_size);
671 	max_len = PAGE_SIZE * (cc->cluster_size - 1) - COMPRESS_HEADER_SIZE;
696 	vm_unmap_ram(cc->rbuf, cc->cluster_size);
715 	vm_unmap_ram(cc->rbuf, cc->cluster_size);
747 				dic->cluster_size, fi->i_compress_algorithm);
840 	return cc->cluster_size == cc->nr_rpages;
860 	if (uptodate && (pgidx % cc->cluster_size))
863 	if (nr_pages - index < cc->cluster_size)
866 	for (; i < cc->cluster_size; i++) {
882 	for (i = 0; i < cc->cluster_size; i++) {
898 	unsigned int cluster_size = F2FS_I(dn->inode)->i_cluster_size;
908 	if (dn->ofs_in_node % cluster_size) {
913 	for (i = 1, count = 1; i < cluster_size; i++, count++) {
934 	f2fs_bug_on(F2FS_I_SB(dn->inode), count != cluster_size &&
951 	unsigned int cluster_size = F2FS_I(inode)->i_cluster_size;
954 	for (i = 1, count = 1; i < cluster_size; i++) {
1028 	for (i = 0; i < cc->cluster_size; i++) {
1038 	for (i = 0; i < cc->cluster_size; i++)
1066 	for (i = 0; i < cc->cluster_size; i++) {
1083 		ret = f2fs_read_multi_pages(cc, &bio, cc->cluster_size,
1097 	for (i = 0; i < cc->cluster_size; i++) {
1121 		return cc->cluster_size;
1138 		.cluster_size = F2FS_I(inode)->i_cluster_size,
1154 		.cluster_size = F2FS_I(inode)->i_cluster_size,
1197 		int cluster_size = F2FS_I(inode)->i_cluster_size;
1200 		for (i = cluster_size - 1; i >= 0; i--) {
1245 	unsigned int last_index = cc->cluster_size - 1;
1273 	for (i = 0; i < cc->cluster_size; i++) {
1294 	cic->rpages = page_array_alloc(cc->inode, cc->cluster_size);
1298 	cic->nr_rpages = cc->cluster_size;
1322 	for (i = 0; i < cc->cluster_size; i++)
1325 	for (i = 0; i < cc->cluster_size; i++, dn.ofs_in_node++) {
1393 	page_array_free(cc->inode, cic->rpages, cc->cluster_size);
1457 	for (i = 0; i < cc->cluster_size; i++) {
1472 	for (i = 0; i < cc->cluster_size; i++) {
1540 			add_compr_block_stat(cc->inode, cc->cluster_size);
1579 	dic->tpages = page_array_alloc(dic->inode, dic->cluster_size);
1583 	for (i = 0; i < dic->cluster_size; i++) {
1592 	dic->rbuf = f2fs_vmap(dic->tpages, dic->cluster_size);
1622 		vm_unmap_ram(dic->rbuf, dic->cluster_size);
1639 	dic->rpages = page_array_alloc(cc->inode, cc->cluster_size);
1649 	dic->cluster_size = cc->cluster_size;
1656 	for (i = 0; i < dic->cluster_size; i++)
1658 	dic->nr_rpages = cc->cluster_size;
1694 		for (i = 0; i < dic->cluster_size; i++) {
1701 		page_array_free(dic->inode, dic->tpages, dic->cluster_size);
1745 	for (i = 0; i < dic->cluster_size; i++) {
1783 	for (i = 0; i < dic->cluster_size; i++) {