Lines Matching full:cc
50 int (*init_compress_ctx)(struct compress_ctx *cc);
51 void (*destroy_compress_ctx)(struct compress_ctx *cc);
52 int (*compress_pages)(struct compress_ctx *cc);
58 static unsigned int offset_in_cluster(struct compress_ctx *cc, pgoff_t index) in offset_in_cluster() argument
60 return index & (cc->cluster_size - 1); in offset_in_cluster()
63 static pgoff_t cluster_idx(struct compress_ctx *cc, pgoff_t index) in cluster_idx() argument
65 return index >> cc->log_cluster_size; in cluster_idx()
68 static pgoff_t start_idx_of_cluster(struct compress_ctx *cc) in start_idx_of_cluster() argument
70 return cc->cluster_idx << cc->log_cluster_size; in start_idx_of_cluster()
97 static void f2fs_drop_rpages(struct compress_ctx *cc, int len, bool unlock) in f2fs_drop_rpages() argument
102 if (!cc->rpages[i]) in f2fs_drop_rpages()
105 unlock_page(cc->rpages[i]); in f2fs_drop_rpages()
107 put_page(cc->rpages[i]); in f2fs_drop_rpages()
111 static void f2fs_put_rpages(struct compress_ctx *cc) in f2fs_put_rpages() argument
113 f2fs_drop_rpages(cc, cc->cluster_size, false); in f2fs_put_rpages()
116 static void f2fs_unlock_rpages(struct compress_ctx *cc, int len) in f2fs_unlock_rpages() argument
118 f2fs_drop_rpages(cc, len, true); in f2fs_unlock_rpages()
121 static void f2fs_put_rpages_wbc(struct compress_ctx *cc, in f2fs_put_rpages_wbc() argument
126 for (i = 0; i < cc->cluster_size; i++) { in f2fs_put_rpages_wbc()
127 if (!cc->rpages[i]) in f2fs_put_rpages_wbc()
130 redirty_page_for_writepage(wbc, cc->rpages[i]); in f2fs_put_rpages_wbc()
131 f2fs_put_page(cc->rpages[i], unlock); in f2fs_put_rpages_wbc()
140 int f2fs_init_compress_ctx(struct compress_ctx *cc) in f2fs_init_compress_ctx() argument
142 if (cc->rpages) in f2fs_init_compress_ctx()
145 cc->rpages = page_array_alloc(cc->inode, cc->cluster_size); in f2fs_init_compress_ctx()
146 return cc->rpages ? 0 : -ENOMEM; in f2fs_init_compress_ctx()
149 void f2fs_destroy_compress_ctx(struct compress_ctx *cc, bool reuse) in f2fs_destroy_compress_ctx() argument
151 page_array_free(cc->inode, cc->rpages, cc->cluster_size); in f2fs_destroy_compress_ctx()
152 cc->rpages = NULL; in f2fs_destroy_compress_ctx()
153 cc->nr_rpages = 0; in f2fs_destroy_compress_ctx()
154 cc->nr_cpages = 0; in f2fs_destroy_compress_ctx()
156 cc->cluster_idx = NULL_CLUSTER; in f2fs_destroy_compress_ctx()
159 void f2fs_compress_ctx_add_page(struct compress_ctx *cc, struct page *page) in f2fs_compress_ctx_add_page() argument
163 if (!f2fs_cluster_can_merge_page(cc, page->index)) in f2fs_compress_ctx_add_page()
164 f2fs_bug_on(F2FS_I_SB(cc->inode), 1); in f2fs_compress_ctx_add_page()
166 cluster_ofs = offset_in_cluster(cc, page->index); in f2fs_compress_ctx_add_page()
167 cc->rpages[cluster_ofs] = page; in f2fs_compress_ctx_add_page()
168 cc->nr_rpages++; in f2fs_compress_ctx_add_page()
169 cc->cluster_idx = cluster_idx(cc, page->index); in f2fs_compress_ctx_add_page()
173 static int lzo_init_compress_ctx(struct compress_ctx *cc) in lzo_init_compress_ctx() argument
175 cc->private = f2fs_kvmalloc(F2FS_I_SB(cc->inode), in lzo_init_compress_ctx()
177 if (!cc->private) in lzo_init_compress_ctx()
180 cc->clen = lzo1x_worst_compress(PAGE_SIZE << cc->log_cluster_size); in lzo_init_compress_ctx()
184 static void lzo_destroy_compress_ctx(struct compress_ctx *cc) in lzo_destroy_compress_ctx() argument
186 kvfree(cc->private); in lzo_destroy_compress_ctx()
187 cc->private = NULL; in lzo_destroy_compress_ctx()
190 static int lzo_compress_pages(struct compress_ctx *cc) in lzo_compress_pages() argument
194 ret = lzo1x_1_compress(cc->rbuf, cc->rlen, cc->cbuf->cdata, in lzo_compress_pages()
195 &cc->clen, cc->private); in lzo_compress_pages()
198 KERN_ERR, F2FS_I_SB(cc->inode)->sb->s_id, ret); in lzo_compress_pages()
236 static int lz4_init_compress_ctx(struct compress_ctx *cc) in lz4_init_compress_ctx() argument
241 if (F2FS_I(cc->inode)->i_compress_flag >> COMPRESS_LEVEL_OFFSET) in lz4_init_compress_ctx()
245 cc->private = f2fs_kvmalloc(F2FS_I_SB(cc->inode), size, GFP_NOFS); in lz4_init_compress_ctx()
246 if (!cc->private) in lz4_init_compress_ctx()
250 * we do not change cc->clen to LZ4_compressBound(inputsize) to in lz4_init_compress_ctx()
254 cc->clen = cc->rlen - PAGE_SIZE - COMPRESS_HEADER_SIZE; in lz4_init_compress_ctx()
258 static void lz4_destroy_compress_ctx(struct compress_ctx *cc) in lz4_destroy_compress_ctx() argument
260 kvfree(cc->private); in lz4_destroy_compress_ctx()
261 cc->private = NULL; in lz4_destroy_compress_ctx()
265 static int lz4hc_compress_pages(struct compress_ctx *cc) in lz4hc_compress_pages() argument
267 unsigned char level = F2FS_I(cc->inode)->i_compress_flag >> in lz4hc_compress_pages()
272 len = LZ4_compress_HC(cc->rbuf, cc->cbuf->cdata, cc->rlen, in lz4hc_compress_pages()
273 cc->clen, level, cc->private); in lz4hc_compress_pages()
275 len = LZ4_compress_default(cc->rbuf, cc->cbuf->cdata, cc->rlen, in lz4hc_compress_pages()
276 cc->clen, cc->private); in lz4hc_compress_pages()
280 cc->clen = len; in lz4hc_compress_pages()
285 static int lz4_compress_pages(struct compress_ctx *cc) in lz4_compress_pages() argument
290 return lz4hc_compress_pages(cc); in lz4_compress_pages()
292 len = LZ4_compress_default(cc->rbuf, cc->cbuf->cdata, cc->rlen, in lz4_compress_pages()
293 cc->clen, cc->private); in lz4_compress_pages()
297 cc->clen = len; in lz4_compress_pages()
334 static int zstd_init_compress_ctx(struct compress_ctx *cc) in zstd_init_compress_ctx() argument
340 unsigned char level = F2FS_I(cc->inode)->i_compress_flag >> in zstd_init_compress_ctx()
346 params = ZSTD_getParams(level, cc->rlen, 0); in zstd_init_compress_ctx()
349 workspace = f2fs_kvmalloc(F2FS_I_SB(cc->inode), in zstd_init_compress_ctx()
357 KERN_ERR, F2FS_I_SB(cc->inode)->sb->s_id, in zstd_init_compress_ctx()
363 cc->private = workspace; in zstd_init_compress_ctx()
364 cc->private2 = stream; in zstd_init_compress_ctx()
366 cc->clen = cc->rlen - PAGE_SIZE - COMPRESS_HEADER_SIZE; in zstd_init_compress_ctx()
370 static void zstd_destroy_compress_ctx(struct compress_ctx *cc) in zstd_destroy_compress_ctx() argument
372 kvfree(cc->private); in zstd_destroy_compress_ctx()
373 cc->private = NULL; in zstd_destroy_compress_ctx()
374 cc->private2 = NULL; in zstd_destroy_compress_ctx()
377 static int zstd_compress_pages(struct compress_ctx *cc) in zstd_compress_pages() argument
379 ZSTD_CStream *stream = cc->private2; in zstd_compress_pages()
382 int src_size = cc->rlen; in zstd_compress_pages()
387 inbuf.src = cc->rbuf; in zstd_compress_pages()
391 outbuf.dst = cc->cbuf->cdata; in zstd_compress_pages()
397 KERN_ERR, F2FS_I_SB(cc->inode)->sb->s_id, in zstd_compress_pages()
405 KERN_ERR, F2FS_I_SB(cc->inode)->sb->s_id, in zstd_compress_pages()
417 cc->clen = outbuf.pos; in zstd_compress_pages()
505 static int lzorle_compress_pages(struct compress_ctx *cc) in lzorle_compress_pages() argument
509 ret = lzorle1x_1_compress(cc->rbuf, cc->rlen, cc->cbuf->cdata, in lzorle_compress_pages()
510 &cc->clen, cc->private); in lzorle_compress_pages()
513 KERN_ERR, F2FS_I_SB(cc->inode)->sb->s_id, ret); in lzorle_compress_pages()
614 static int f2fs_compress_pages(struct compress_ctx *cc) in f2fs_compress_pages() argument
616 struct f2fs_inode_info *fi = F2FS_I(cc->inode); in f2fs_compress_pages()
624 trace_f2fs_compress_pages_start(cc->inode, cc->cluster_idx, in f2fs_compress_pages()
625 cc->cluster_size, fi->i_compress_algorithm); in f2fs_compress_pages()
628 ret = cops->init_compress_ctx(cc); in f2fs_compress_pages()
633 max_len = COMPRESS_HEADER_SIZE + cc->clen; in f2fs_compress_pages()
634 cc->nr_cpages = DIV_ROUND_UP(max_len, PAGE_SIZE); in f2fs_compress_pages()
636 cc->cpages = page_array_alloc(cc->inode, cc->nr_cpages); in f2fs_compress_pages()
637 if (!cc->cpages) { in f2fs_compress_pages()
642 for (i = 0; i < cc->nr_cpages; i++) { in f2fs_compress_pages()
643 cc->cpages[i] = f2fs_compress_alloc_page(); in f2fs_compress_pages()
644 if (!cc->cpages[i]) { in f2fs_compress_pages()
650 cc->rbuf = f2fs_vmap(cc->rpages, cc->cluster_size); in f2fs_compress_pages()
651 if (!cc->rbuf) { in f2fs_compress_pages()
656 cc->cbuf = f2fs_vmap(cc->cpages, cc->nr_cpages); in f2fs_compress_pages()
657 if (!cc->cbuf) { in f2fs_compress_pages()
662 ret = cops->compress_pages(cc); in f2fs_compress_pages()
666 max_len = PAGE_SIZE * (cc->cluster_size - 1) - COMPRESS_HEADER_SIZE; in f2fs_compress_pages()
668 if (cc->clen > max_len) { in f2fs_compress_pages()
673 cc->cbuf->clen = cpu_to_le32(cc->clen); in f2fs_compress_pages()
676 chksum = f2fs_crc32(F2FS_I_SB(cc->inode), in f2fs_compress_pages()
677 cc->cbuf->cdata, cc->clen); in f2fs_compress_pages()
678 cc->cbuf->chksum = cpu_to_le32(chksum); in f2fs_compress_pages()
681 cc->cbuf->reserved[i] = cpu_to_le32(0); in f2fs_compress_pages()
683 new_nr_cpages = DIV_ROUND_UP(cc->clen + COMPRESS_HEADER_SIZE, PAGE_SIZE); in f2fs_compress_pages()
686 new_cpages = page_array_alloc(cc->inode, new_nr_cpages); in f2fs_compress_pages()
693 memset(&cc->cbuf->cdata[cc->clen], 0, in f2fs_compress_pages()
695 (cc->clen + COMPRESS_HEADER_SIZE)); in f2fs_compress_pages()
697 vm_unmap_ram(cc->cbuf, cc->nr_cpages); in f2fs_compress_pages()
698 vm_unmap_ram(cc->rbuf, cc->cluster_size); in f2fs_compress_pages()
700 for (i = 0; i < cc->nr_cpages; i++) { in f2fs_compress_pages()
702 new_cpages[i] = cc->cpages[i]; in f2fs_compress_pages()
705 f2fs_compress_free_page(cc->cpages[i]); in f2fs_compress_pages()
706 cc->cpages[i] = NULL; in f2fs_compress_pages()
710 cops->destroy_compress_ctx(cc); in f2fs_compress_pages()
712 page_array_free(cc->inode, cc->cpages, cc->nr_cpages); in f2fs_compress_pages()
713 cc->cpages = new_cpages; in f2fs_compress_pages()
714 cc->nr_cpages = new_nr_cpages; in f2fs_compress_pages()
716 trace_f2fs_compress_pages_end(cc->inode, cc->cluster_idx, in f2fs_compress_pages()
717 cc->clen, ret); in f2fs_compress_pages()
721 vm_unmap_ram(cc->cbuf, cc->nr_cpages); in f2fs_compress_pages()
723 vm_unmap_ram(cc->rbuf, cc->cluster_size); in f2fs_compress_pages()
725 for (i = 0; i < cc->nr_cpages; i++) { in f2fs_compress_pages()
726 if (cc->cpages[i]) in f2fs_compress_pages()
727 f2fs_compress_free_page(cc->cpages[i]); in f2fs_compress_pages()
729 page_array_free(cc->inode, cc->cpages, cc->nr_cpages); in f2fs_compress_pages()
730 cc->cpages = NULL; in f2fs_compress_pages()
733 cops->destroy_compress_ctx(cc); in f2fs_compress_pages()
735 trace_f2fs_compress_pages_end(cc->inode, cc->cluster_idx, in f2fs_compress_pages()
736 cc->clen, ret); in f2fs_compress_pages()
828 static bool is_page_in_cluster(struct compress_ctx *cc, pgoff_t index) in is_page_in_cluster() argument
830 if (cc->cluster_idx == NULL_CLUSTER) in is_page_in_cluster()
832 return cc->cluster_idx == cluster_idx(cc, index); in is_page_in_cluster()
835 bool f2fs_cluster_is_empty(struct compress_ctx *cc) in f2fs_cluster_is_empty() argument
837 return cc->nr_rpages == 0; in f2fs_cluster_is_empty()
840 static bool f2fs_cluster_is_full(struct compress_ctx *cc) in f2fs_cluster_is_full() argument
842 return cc->cluster_size == cc->nr_rpages; in f2fs_cluster_is_full()
845 bool f2fs_cluster_can_merge_page(struct compress_ctx *cc, pgoff_t index) in f2fs_cluster_can_merge_page() argument
847 if (f2fs_cluster_is_empty(cc)) in f2fs_cluster_can_merge_page()
849 return is_page_in_cluster(cc, index); in f2fs_cluster_can_merge_page()
852 static bool cluster_has_invalid_data(struct compress_ctx *cc) in cluster_has_invalid_data() argument
854 loff_t i_size = i_size_read(cc->inode); in cluster_has_invalid_data()
858 for (i = 0; i < cc->cluster_size; i++) { in cluster_has_invalid_data()
859 struct page *page = cc->rpages[i]; in cluster_has_invalid_data()
861 f2fs_bug_on(F2FS_I_SB(cc->inode), !page); in cluster_has_invalid_data()
915 static int f2fs_compressed_blocks(struct compress_ctx *cc) in f2fs_compressed_blocks() argument
917 return __f2fs_cluster_blocks(cc->inode, cc->cluster_idx, true); in f2fs_compressed_blocks()
928 static bool cluster_may_compress(struct compress_ctx *cc) in cluster_may_compress() argument
930 if (!f2fs_need_compress_data(cc->inode)) in cluster_may_compress()
932 if (f2fs_is_atomic_file(cc->inode)) in cluster_may_compress()
934 if (!f2fs_cluster_is_full(cc)) in cluster_may_compress()
936 if (unlikely(f2fs_cp_error(F2FS_I_SB(cc->inode)))) in cluster_may_compress()
938 return !cluster_has_invalid_data(cc); in cluster_may_compress()
941 static void set_cluster_writeback(struct compress_ctx *cc) in set_cluster_writeback() argument
945 for (i = 0; i < cc->cluster_size; i++) { in set_cluster_writeback()
946 if (cc->rpages[i]) in set_cluster_writeback()
947 set_page_writeback(cc->rpages[i]); in set_cluster_writeback()
951 static void set_cluster_dirty(struct compress_ctx *cc) in set_cluster_dirty() argument
955 for (i = 0; i < cc->cluster_size; i++) in set_cluster_dirty()
956 if (cc->rpages[i]) in set_cluster_dirty()
957 set_page_dirty(cc->rpages[i]); in set_cluster_dirty()
960 static int prepare_compress_overwrite(struct compress_ctx *cc, in prepare_compress_overwrite() argument
963 struct f2fs_sb_info *sbi = F2FS_I_SB(cc->inode); in prepare_compress_overwrite()
964 struct address_space *mapping = cc->inode->i_mapping; in prepare_compress_overwrite()
968 pgoff_t start_idx = start_idx_of_cluster(cc); in prepare_compress_overwrite()
972 ret = f2fs_is_compressed_cluster(cc->inode, start_idx); in prepare_compress_overwrite()
976 ret = f2fs_init_compress_ctx(cc); in prepare_compress_overwrite()
981 for (i = 0; i < cc->cluster_size; i++) { in prepare_compress_overwrite()
992 f2fs_compress_ctx_add_page(cc, page); in prepare_compress_overwrite()
995 if (!f2fs_cluster_is_empty(cc)) { in prepare_compress_overwrite()
998 ret = f2fs_read_multi_pages(cc, &bio, cc->cluster_size, in prepare_compress_overwrite()
1000 f2fs_put_rpages(cc); in prepare_compress_overwrite()
1001 f2fs_destroy_compress_ctx(cc, true); in prepare_compress_overwrite()
1007 ret = f2fs_init_compress_ctx(cc); in prepare_compress_overwrite()
1012 for (i = 0; i < cc->cluster_size; i++) { in prepare_compress_overwrite()
1013 f2fs_bug_on(sbi, cc->rpages[i]); in prepare_compress_overwrite()
1022 f2fs_compress_ctx_add_page(cc, page); in prepare_compress_overwrite()
1026 f2fs_put_rpages(cc); in prepare_compress_overwrite()
1027 f2fs_unlock_rpages(cc, i + 1); in prepare_compress_overwrite()
1028 f2fs_destroy_compress_ctx(cc, true); in prepare_compress_overwrite()
1034 *fsdata = cc->rpages; in prepare_compress_overwrite()
1035 *pagep = cc->rpages[offset_in_cluster(cc, index)]; in prepare_compress_overwrite()
1036 return cc->cluster_size; in prepare_compress_overwrite()
1040 f2fs_put_rpages(cc); in prepare_compress_overwrite()
1041 f2fs_unlock_rpages(cc, i); in prepare_compress_overwrite()
1042 f2fs_destroy_compress_ctx(cc, true); in prepare_compress_overwrite()
1050 struct compress_ctx cc = { in f2fs_prepare_compress_overwrite() local
1059 return prepare_compress_overwrite(&cc, pagep, index, fsdata); in f2fs_prepare_compress_overwrite()
1066 struct compress_ctx cc = { in f2fs_compress_write_end() local
1072 bool first_index = (index == cc.rpages[0]->index); in f2fs_compress_write_end()
1075 set_cluster_dirty(&cc); in f2fs_compress_write_end()
1077 f2fs_put_rpages_wbc(&cc, NULL, false, 1); in f2fs_compress_write_end()
1078 f2fs_destroy_compress_ctx(&cc, false); in f2fs_compress_write_end()
1132 static int f2fs_write_compressed_pages(struct compress_ctx *cc, in f2fs_write_compressed_pages() argument
1137 struct inode *inode = cc->inode; in f2fs_write_compressed_pages()
1142 .ino = cc->inode->i_ino, in f2fs_write_compressed_pages()
1153 .encrypted = fscrypt_inode_uses_fs_layer_crypto(cc->inode), in f2fs_write_compressed_pages()
1158 pgoff_t start_idx = start_idx_of_cluster(cc); in f2fs_write_compressed_pages()
1159 unsigned int last_index = cc->cluster_size - 1; in f2fs_write_compressed_pages()
1165 mapping_set_error(cc->rpages[0]->mapping, -EIO); in f2fs_write_compressed_pages()
1180 set_new_dnode(&dn, cc->inode, NULL, NULL, 0); in f2fs_write_compressed_pages()
1186 for (i = 0; i < cc->cluster_size; i++) { in f2fs_write_compressed_pages()
1192 psize = (loff_t)(cc->rpages[last_index]->index + 1) << PAGE_SHIFT; in f2fs_write_compressed_pages()
1206 atomic_set(&cic->pending_pages, cc->nr_cpages); in f2fs_write_compressed_pages()
1207 cic->rpages = page_array_alloc(cc->inode, cc->cluster_size); in f2fs_write_compressed_pages()
1211 cic->nr_rpages = cc->cluster_size; in f2fs_write_compressed_pages()
1213 for (i = 0; i < cc->nr_cpages; i++) { in f2fs_write_compressed_pages()
1214 f2fs_set_compressed_page(cc->cpages[i], inode, in f2fs_write_compressed_pages()
1215 cc->rpages[i + 1]->index, cic); in f2fs_write_compressed_pages()
1216 fio.compressed_page = cc->cpages[i]; in f2fs_write_compressed_pages()
1225 fio.page = cc->rpages[i + 1]; in f2fs_write_compressed_pages()
1229 cc->cpages[i] = fio.encrypted_page; in f2fs_write_compressed_pages()
1233 set_cluster_writeback(cc); in f2fs_write_compressed_pages()
1235 for (i = 0; i < cc->cluster_size; i++) in f2fs_write_compressed_pages()
1236 cic->rpages[i] = cc->rpages[i]; in f2fs_write_compressed_pages()
1238 for (i = 0; i < cc->cluster_size; i++, dn.ofs_in_node++) { in f2fs_write_compressed_pages()
1242 fio.page = cc->rpages[i]; in f2fs_write_compressed_pages()
1258 if (i > cc->nr_cpages) { in f2fs_write_compressed_pages()
1269 fio.encrypted_page = cc->cpages[i - 1]; in f2fs_write_compressed_pages()
1271 fio.compressed_page = cc->cpages[i - 1]; in f2fs_write_compressed_pages()
1273 cc->cpages[i - 1] = NULL; in f2fs_write_compressed_pages()
1277 inode_dec_dirty_pages(cc->inode); in f2fs_write_compressed_pages()
1283 f2fs_i_compr_blocks_update(inode, cc->nr_cpages, true); in f2fs_write_compressed_pages()
1284 add_compr_block_stat(inode, cc->nr_cpages); in f2fs_write_compressed_pages()
1286 set_inode_flag(cc->inode, FI_APPEND_WRITE); in f2fs_write_compressed_pages()
1287 if (cc->cluster_idx == 0) in f2fs_write_compressed_pages()
1301 f2fs_put_rpages(cc); in f2fs_write_compressed_pages()
1302 page_array_free(cc->inode, cc->cpages, cc->nr_cpages); in f2fs_write_compressed_pages()
1303 cc->cpages = NULL; in f2fs_write_compressed_pages()
1304 f2fs_destroy_compress_ctx(cc, false); in f2fs_write_compressed_pages()
1308 page_array_free(cc->inode, cic->rpages, cc->cluster_size); in f2fs_write_compressed_pages()
1311 fscrypt_finalize_bounce_page(&cc->cpages[i]); in f2fs_write_compressed_pages()
1322 for (i = 0; i < cc->nr_cpages; i++) { in f2fs_write_compressed_pages()
1323 if (!cc->cpages[i]) in f2fs_write_compressed_pages()
1325 f2fs_compress_free_page(cc->cpages[i]); in f2fs_write_compressed_pages()
1326 cc->cpages[i] = NULL; in f2fs_write_compressed_pages()
1328 page_array_free(cc->inode, cc->cpages, cc->nr_cpages); in f2fs_write_compressed_pages()
1329 cc->cpages = NULL; in f2fs_write_compressed_pages()
1360 static int f2fs_write_raw_pages(struct compress_ctx *cc, in f2fs_write_raw_pages() argument
1365 struct address_space *mapping = cc->inode->i_mapping; in f2fs_write_raw_pages()
1368 compr_blocks = f2fs_compressed_blocks(cc); in f2fs_write_raw_pages()
1370 for (i = 0; i < cc->cluster_size; i++) { in f2fs_write_raw_pages()
1371 if (!cc->rpages[i]) in f2fs_write_raw_pages()
1374 redirty_page_for_writepage(wbc, cc->rpages[i]); in f2fs_write_raw_pages()
1375 unlock_page(cc->rpages[i]); in f2fs_write_raw_pages()
1381 for (i = 0; i < cc->cluster_size; i++) { in f2fs_write_raw_pages()
1382 if (!cc->rpages[i]) in f2fs_write_raw_pages()
1385 lock_page(cc->rpages[i]); in f2fs_write_raw_pages()
1387 if (cc->rpages[i]->mapping != mapping) { in f2fs_write_raw_pages()
1389 unlock_page(cc->rpages[i]); in f2fs_write_raw_pages()
1393 if (!PageDirty(cc->rpages[i])) in f2fs_write_raw_pages()
1396 if (!clear_page_dirty_for_io(cc->rpages[i])) in f2fs_write_raw_pages()
1399 ret = f2fs_write_single_data_page(cc->rpages[i], &_submitted, in f2fs_write_raw_pages()
1404 unlock_page(cc->rpages[i]); in f2fs_write_raw_pages()
1412 if (IS_NOQUOTA(cc->inode)) in f2fs_write_raw_pages()
1431 int f2fs_write_multi_pages(struct compress_ctx *cc, in f2fs_write_multi_pages() argument
1439 if (cluster_may_compress(cc)) { in f2fs_write_multi_pages()
1440 err = f2fs_compress_pages(cc); in f2fs_write_multi_pages()
1442 add_compr_block_stat(cc->inode, cc->cluster_size); in f2fs_write_multi_pages()
1445 f2fs_put_rpages_wbc(cc, wbc, true, 1); in f2fs_write_multi_pages()
1449 err = f2fs_write_compressed_pages(cc, submitted, in f2fs_write_multi_pages()
1453 f2fs_bug_on(F2FS_I_SB(cc->inode), err != -EAGAIN); in f2fs_write_multi_pages()
1456 f2fs_bug_on(F2FS_I_SB(cc->inode), *submitted); in f2fs_write_multi_pages()
1458 err = f2fs_write_raw_pages(cc, submitted, wbc, io_type); in f2fs_write_multi_pages()
1459 f2fs_put_rpages_wbc(cc, wbc, false, 0); in f2fs_write_multi_pages()
1461 f2fs_destroy_compress_ctx(cc, false); in f2fs_write_multi_pages()
1536 struct decompress_io_ctx *f2fs_alloc_dic(struct compress_ctx *cc) in f2fs_alloc_dic() argument
1539 pgoff_t start_idx = start_idx_of_cluster(cc); in f2fs_alloc_dic()
1546 dic->rpages = page_array_alloc(cc->inode, cc->cluster_size); in f2fs_alloc_dic()
1553 dic->inode = cc->inode; in f2fs_alloc_dic()
1554 atomic_set(&dic->remaining_pages, cc->nr_cpages); in f2fs_alloc_dic()
1555 dic->cluster_idx = cc->cluster_idx; in f2fs_alloc_dic()
1556 dic->cluster_size = cc->cluster_size; in f2fs_alloc_dic()
1557 dic->log_cluster_size = cc->log_cluster_size; in f2fs_alloc_dic()
1558 dic->nr_cpages = cc->nr_cpages; in f2fs_alloc_dic()
1561 dic->need_verity = f2fs_need_verity(cc->inode, start_idx); in f2fs_alloc_dic()
1564 dic->rpages[i] = cc->rpages[i]; in f2fs_alloc_dic()
1565 dic->nr_rpages = cc->cluster_size; in f2fs_alloc_dic()
1582 f2fs_set_compressed_page(page, cc->inode, in f2fs_alloc_dic()