Lines Matching full:dn
1117 static void __set_data_blkaddr(struct dnode_of_data *dn, block_t blkaddr) in __set_data_blkaddr() argument
1119 __le32 *addr = get_dnode_addr(dn->inode, dn->node_page); in __set_data_blkaddr()
1121 dn->data_blkaddr = blkaddr; in __set_data_blkaddr()
1122 addr[dn->ofs_in_node] = cpu_to_le32(dn->data_blkaddr); in __set_data_blkaddr()
1131 void f2fs_set_data_blkaddr(struct dnode_of_data *dn, block_t blkaddr) in f2fs_set_data_blkaddr() argument
1133 f2fs_wait_on_page_writeback(dn->node_page, NODE, true, true); in f2fs_set_data_blkaddr()
1134 __set_data_blkaddr(dn, blkaddr); in f2fs_set_data_blkaddr()
1135 if (set_page_dirty(dn->node_page)) in f2fs_set_data_blkaddr()
1136 dn->node_changed = true; in f2fs_set_data_blkaddr()
1139 void f2fs_update_data_blkaddr(struct dnode_of_data *dn, block_t blkaddr) in f2fs_update_data_blkaddr() argument
1141 f2fs_set_data_blkaddr(dn, blkaddr); in f2fs_update_data_blkaddr()
1142 f2fs_update_read_extent_cache(dn); in f2fs_update_data_blkaddr()
1145 /* dn->ofs_in_node will be returned with up-to-date last block pointer */
1146 int f2fs_reserve_new_blocks(struct dnode_of_data *dn, blkcnt_t count) in f2fs_reserve_new_blocks() argument
1148 struct f2fs_sb_info *sbi = F2FS_I_SB(dn->inode); in f2fs_reserve_new_blocks()
1154 if (unlikely(is_inode_flag_set(dn->inode, FI_NO_ALLOC))) in f2fs_reserve_new_blocks()
1156 err = inc_valid_block_count(sbi, dn->inode, &count, true); in f2fs_reserve_new_blocks()
1160 trace_f2fs_reserve_new_blocks(dn->inode, dn->nid, in f2fs_reserve_new_blocks()
1161 dn->ofs_in_node, count); in f2fs_reserve_new_blocks()
1163 f2fs_wait_on_page_writeback(dn->node_page, NODE, true, true); in f2fs_reserve_new_blocks()
1165 for (; count > 0; dn->ofs_in_node++) { in f2fs_reserve_new_blocks()
1166 block_t blkaddr = f2fs_data_blkaddr(dn); in f2fs_reserve_new_blocks()
1169 __set_data_blkaddr(dn, NEW_ADDR); in f2fs_reserve_new_blocks()
1174 if (set_page_dirty(dn->node_page)) in f2fs_reserve_new_blocks()
1175 dn->node_changed = true; in f2fs_reserve_new_blocks()
1179 /* Should keep dn->ofs_in_node unchanged */
1180 int f2fs_reserve_new_block(struct dnode_of_data *dn) in f2fs_reserve_new_block() argument
1182 unsigned int ofs_in_node = dn->ofs_in_node; in f2fs_reserve_new_block()
1185 ret = f2fs_reserve_new_blocks(dn, 1); in f2fs_reserve_new_block()
1186 dn->ofs_in_node = ofs_in_node; in f2fs_reserve_new_block()
1190 int f2fs_reserve_block(struct dnode_of_data *dn, pgoff_t index) in f2fs_reserve_block() argument
1192 bool need_put = dn->inode_page ? false : true; in f2fs_reserve_block()
1195 err = f2fs_get_dnode_of_data(dn, index, ALLOC_NODE); in f2fs_reserve_block()
1199 if (dn->data_blkaddr == NULL_ADDR) in f2fs_reserve_block()
1200 err = f2fs_reserve_new_block(dn); in f2fs_reserve_block()
1202 f2fs_put_dnode(dn); in f2fs_reserve_block()
1211 struct dnode_of_data dn; in f2fs_get_read_data_page() local
1220 &dn.data_blkaddr)) { in f2fs_get_read_data_page()
1221 if (!f2fs_is_valid_blkaddr(F2FS_I_SB(inode), dn.data_blkaddr, in f2fs_get_read_data_page()
1231 set_new_dnode(&dn, inode, NULL, NULL, 0); in f2fs_get_read_data_page()
1232 err = f2fs_get_dnode_of_data(&dn, index, LOOKUP_NODE); in f2fs_get_read_data_page()
1235 *next_pgofs = f2fs_get_next_page_offset(&dn, index); in f2fs_get_read_data_page()
1238 f2fs_put_dnode(&dn); in f2fs_get_read_data_page()
1240 if (unlikely(dn.data_blkaddr == NULL_ADDR)) { in f2fs_get_read_data_page()
1246 if (dn.data_blkaddr != NEW_ADDR && in f2fs_get_read_data_page()
1248 dn.data_blkaddr, in f2fs_get_read_data_page()
1268 if (dn.data_blkaddr == NEW_ADDR) { in f2fs_get_read_data_page()
1276 err = f2fs_submit_page_read(inode, page, dn.data_blkaddr, in f2fs_get_read_data_page()
1351 struct dnode_of_data dn; in f2fs_get_new_data_page() local
1364 set_new_dnode(&dn, inode, ipage, NULL, 0); in f2fs_get_new_data_page()
1365 err = f2fs_reserve_block(&dn, index); in f2fs_get_new_data_page()
1371 f2fs_put_dnode(&dn); in f2fs_get_new_data_page()
1376 if (dn.data_blkaddr == NEW_ADDR) { in f2fs_get_new_data_page()
1396 static int __allocate_data_block(struct dnode_of_data *dn, int seg_type) in __allocate_data_block() argument
1398 struct f2fs_sb_info *sbi = F2FS_I_SB(dn->inode); in __allocate_data_block()
1405 if (unlikely(is_inode_flag_set(dn->inode, FI_NO_ALLOC))) in __allocate_data_block()
1408 err = f2fs_get_node_info(sbi, dn->nid, &ni, false); in __allocate_data_block()
1412 dn->data_blkaddr = f2fs_data_blkaddr(dn); in __allocate_data_block()
1413 if (dn->data_blkaddr == NULL_ADDR) { in __allocate_data_block()
1414 err = inc_valid_block_count(sbi, dn->inode, &count, true); in __allocate_data_block()
1419 set_summary(&sum, dn->nid, dn->ofs_in_node, ni.version); in __allocate_data_block()
1420 old_blkaddr = dn->data_blkaddr; in __allocate_data_block()
1421 f2fs_allocate_data_block(sbi, NULL, old_blkaddr, &dn->data_blkaddr, in __allocate_data_block()
1426 f2fs_update_data_blkaddr(dn, dn->data_blkaddr); in __allocate_data_block()
1446 int f2fs_get_block_locked(struct dnode_of_data *dn, pgoff_t index) in f2fs_get_block_locked() argument
1448 struct f2fs_sb_info *sbi = F2FS_I_SB(dn->inode); in f2fs_get_block_locked()
1452 if (!f2fs_lookup_read_extent_cache_block(dn->inode, index, in f2fs_get_block_locked()
1453 &dn->data_blkaddr)) in f2fs_get_block_locked()
1454 err = f2fs_reserve_block(dn, index); in f2fs_get_block_locked()
1461 struct f2fs_map_blocks *map, struct dnode_of_data *dn, in f2fs_map_no_dnode() argument
1476 *map->m_next_pgofs = f2fs_get_next_page_offset(dn, pgoff); in f2fs_map_no_dnode()
1478 *map->m_next_extent = f2fs_get_next_page_offset(dn, pgoff); in f2fs_map_no_dnode()
1525 struct dnode_of_data dn; in f2fs_map_blocks() local
1559 set_new_dnode(&dn, inode, NULL, NULL, 0); in f2fs_map_blocks()
1560 err = f2fs_get_dnode_of_data(&dn, pgofs, mode); in f2fs_map_blocks()
1565 err = f2fs_map_no_dnode(inode, map, &dn, pgofs); in f2fs_map_blocks()
1571 last_ofs_in_node = ofs_in_node = dn.ofs_in_node; in f2fs_map_blocks()
1572 end_offset = ADDRS_PER_PAGE(dn.node_page, inode); in f2fs_map_blocks()
1575 blkaddr = f2fs_data_blkaddr(&dn); in f2fs_map_blocks()
1596 last_ofs_in_node = dn.ofs_in_node; in f2fs_map_blocks()
1601 err = __allocate_data_block(&dn, map->m_seg_type); in f2fs_map_blocks()
1614 blkaddr = dn.data_blkaddr; in f2fs_map_blocks()
1619 f2fs_sanity_check_cluster(&dn)) { in f2fs_map_blocks()
1677 dn.ofs_in_node++; in f2fs_map_blocks()
1682 (pgofs == end || dn.ofs_in_node == end_offset)) { in f2fs_map_blocks()
1684 dn.ofs_in_node = ofs_in_node; in f2fs_map_blocks()
1685 err = f2fs_reserve_new_blocks(&dn, prealloc); in f2fs_map_blocks()
1689 map->m_len += dn.ofs_in_node - ofs_in_node; in f2fs_map_blocks()
1690 if (prealloc && dn.ofs_in_node != last_ofs_in_node + 1) { in f2fs_map_blocks()
1694 dn.ofs_in_node = end_offset; in f2fs_map_blocks()
1699 else if (dn.ofs_in_node < end_offset) in f2fs_map_blocks()
1706 f2fs_update_read_extent_cache_range(&dn, in f2fs_map_blocks()
1712 f2fs_put_dnode(&dn); in f2fs_map_blocks()
1716 f2fs_balance_fs(sbi, dn.node_changed); in f2fs_map_blocks()
1751 f2fs_update_read_extent_cache_range(&dn, in f2fs_map_blocks()
1758 f2fs_put_dnode(&dn); in f2fs_map_blocks()
1762 f2fs_balance_fs(sbi, dn.node_changed); in f2fs_map_blocks()
2147 struct dnode_of_data dn; in f2fs_read_multi_pages() local
2195 set_new_dnode(&dn, inode, NULL, NULL, 0); in f2fs_read_multi_pages()
2196 ret = f2fs_get_dnode_of_data(&dn, start_idx, LOOKUP_NODE); in f2fs_read_multi_pages()
2204 f2fs_bug_on(sbi, dn.data_blkaddr != COMPRESS_ADDR); in f2fs_read_multi_pages()
2210 blkaddr = from_dnode ? data_blkaddr(dn.inode, dn.node_page, in f2fs_read_multi_pages()
2211 dn.ofs_in_node + i) : in f2fs_read_multi_pages()
2244 blkaddr = from_dnode ? data_blkaddr(dn.inode, dn.node_page, in f2fs_read_multi_pages()
2245 dn.ofs_in_node + i + 1) : in f2fs_read_multi_pages()
2273 f2fs_put_dnode(&dn); in f2fs_read_multi_pages()
2292 f2fs_put_dnode(&dn); in f2fs_read_multi_pages()
2299 f2fs_put_dnode(&dn); in f2fs_read_multi_pages()
2603 struct dnode_of_data dn; in f2fs_do_write_data_page() local
2613 set_new_dnode(&dn, F2FS_I(inode)->cow_inode, NULL, NULL, 0); in f2fs_do_write_data_page()
2615 set_new_dnode(&dn, inode, NULL, NULL, 0); in f2fs_do_write_data_page()
2636 err = f2fs_get_dnode_of_data(&dn, page->index, LOOKUP_NODE); in f2fs_do_write_data_page()
2640 fio->old_blkaddr = dn.data_blkaddr; in f2fs_do_write_data_page()
2673 f2fs_put_dnode(&dn); in f2fs_do_write_data_page()
2697 err = f2fs_get_node_info(fio->sbi, dn.nid, &ni, false); in f2fs_do_write_data_page()
2713 f2fs_outplace_write_data(&dn, fio); in f2fs_do_write_data_page()
2719 f2fs_put_dnode(&dn); in f2fs_do_write_data_page()
3340 struct dnode_of_data dn; in prepare_write_begin() local
3372 set_new_dnode(&dn, inode, ipage, ipage, 0); in prepare_write_begin()
3382 err = f2fs_convert_inline_page(&dn, page); in prepare_write_begin()
3383 if (err || dn.data_blkaddr != NULL_ADDR) in prepare_write_begin()
3388 &dn.data_blkaddr)) { in prepare_write_begin()
3390 err = f2fs_reserve_block(&dn, index); in prepare_write_begin()
3395 err = f2fs_get_dnode_of_data(&dn, index, LOOKUP_NODE); in prepare_write_begin()
3396 if (!err && dn.data_blkaddr != NULL_ADDR) in prepare_write_begin()
3398 f2fs_put_dnode(&dn); in prepare_write_begin()
3407 *blk_addr = dn.data_blkaddr; in prepare_write_begin()
3408 *node_changed = dn.node_changed; in prepare_write_begin()
3410 f2fs_put_dnode(&dn); in prepare_write_begin()
3420 struct dnode_of_data dn; in __find_data_block() local
3428 set_new_dnode(&dn, inode, ipage, ipage, 0); in __find_data_block()
3431 &dn.data_blkaddr)) { in __find_data_block()
3433 err = f2fs_get_dnode_of_data(&dn, index, LOOKUP_NODE); in __find_data_block()
3435 dn.data_blkaddr = NULL_ADDR; in __find_data_block()
3439 *blk_addr = dn.data_blkaddr; in __find_data_block()
3440 f2fs_put_dnode(&dn); in __find_data_block()
3448 struct dnode_of_data dn; in __reserve_data_block() local
3459 set_new_dnode(&dn, inode, ipage, ipage, 0); in __reserve_data_block()
3461 if (!f2fs_lookup_read_extent_cache_block(dn.inode, index, in __reserve_data_block()
3462 &dn.data_blkaddr)) in __reserve_data_block()
3463 err = f2fs_reserve_block(&dn, index); in __reserve_data_block()
3465 *blk_addr = dn.data_blkaddr; in __reserve_data_block()
3466 *node_changed = dn.node_changed; in __reserve_data_block()
3467 f2fs_put_dnode(&dn); in __reserve_data_block()
3758 struct dnode_of_data dn; in f2fs_bmap_compress() local
3764 set_new_dnode(&dn, inode, NULL, NULL, 0); in f2fs_bmap_compress()
3765 ret = f2fs_get_dnode_of_data(&dn, start_idx, LOOKUP_NODE); in f2fs_bmap_compress()
3769 if (dn.data_blkaddr != COMPRESS_ADDR) { in f2fs_bmap_compress()
3770 dn.ofs_in_node += block - start_idx; in f2fs_bmap_compress()
3771 blknr = f2fs_data_blkaddr(&dn); in f2fs_bmap_compress()
3776 f2fs_put_dnode(&dn); in f2fs_bmap_compress()