Lines Matching refs:inode
52 static __u32 ext4_inode_csum(struct inode *inode, struct ext4_inode *raw, in ext4_inode_csum() argument
55 struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); in ext4_inode_csum()
67 if (EXT4_INODE_SIZE(inode->i_sb) > EXT4_GOOD_OLD_INODE_SIZE) { in ext4_inode_csum()
78 EXT4_INODE_SIZE(inode->i_sb) - offset); in ext4_inode_csum()
84 static int ext4_inode_csum_verify(struct inode *inode, struct ext4_inode *raw, in ext4_inode_csum_verify() argument
89 if (EXT4_SB(inode->i_sb)->s_es->s_creator_os != in ext4_inode_csum_verify()
91 !ext4_has_metadata_csum(inode->i_sb)) in ext4_inode_csum_verify()
95 calculated = ext4_inode_csum(inode, raw, ei); in ext4_inode_csum_verify()
96 if (EXT4_INODE_SIZE(inode->i_sb) > EXT4_GOOD_OLD_INODE_SIZE && in ext4_inode_csum_verify()
105 void ext4_inode_csum_set(struct inode *inode, struct ext4_inode *raw, in ext4_inode_csum_set() argument
110 if (EXT4_SB(inode->i_sb)->s_es->s_creator_os != in ext4_inode_csum_set()
112 !ext4_has_metadata_csum(inode->i_sb)) in ext4_inode_csum_set()
115 csum = ext4_inode_csum(inode, raw, ei); in ext4_inode_csum_set()
117 if (EXT4_INODE_SIZE(inode->i_sb) > EXT4_GOOD_OLD_INODE_SIZE && in ext4_inode_csum_set()
122 static inline int ext4_begin_ordered_truncate(struct inode *inode, in ext4_begin_ordered_truncate() argument
125 trace_ext4_begin_ordered_truncate(inode, new_size); in ext4_begin_ordered_truncate()
132 if (!EXT4_I(inode)->jinode) in ext4_begin_ordered_truncate()
134 return jbd2_journal_begin_ordered_truncate(EXT4_JOURNAL(inode), in ext4_begin_ordered_truncate()
135 EXT4_I(inode)->jinode, in ext4_begin_ordered_truncate()
139 static int ext4_meta_trans_blocks(struct inode *inode, int lblocks,
146 int ext4_inode_is_fast_symlink(struct inode *inode) in ext4_inode_is_fast_symlink() argument
148 if (!(EXT4_I(inode)->i_flags & EXT4_EA_INODE_FL)) { in ext4_inode_is_fast_symlink()
149 int ea_blocks = EXT4_I(inode)->i_file_acl ? in ext4_inode_is_fast_symlink()
150 EXT4_CLUSTER_SIZE(inode->i_sb) >> 9 : 0; in ext4_inode_is_fast_symlink()
152 if (ext4_has_inline_data(inode)) in ext4_inode_is_fast_symlink()
155 return (S_ISLNK(inode->i_mode) && inode->i_blocks - ea_blocks == 0); in ext4_inode_is_fast_symlink()
157 return S_ISLNK(inode->i_mode) && inode->i_size && in ext4_inode_is_fast_symlink()
158 (inode->i_size < EXT4_N_BLOCKS * 4); in ext4_inode_is_fast_symlink()
164 void ext4_evict_inode(struct inode *inode) in ext4_evict_inode() argument
177 trace_ext4_evict_inode(inode); in ext4_evict_inode()
179 if (EXT4_I(inode)->i_flags & EXT4_EA_INODE_FL) in ext4_evict_inode()
180 ext4_evict_ea_inode(inode); in ext4_evict_inode()
181 if (inode->i_nlink) { in ext4_evict_inode()
182 truncate_inode_pages_final(&inode->i_data); in ext4_evict_inode()
187 if (is_bad_inode(inode)) in ext4_evict_inode()
189 dquot_initialize(inode); in ext4_evict_inode()
191 if (ext4_should_order_data(inode)) in ext4_evict_inode()
192 ext4_begin_ordered_truncate(inode, 0); in ext4_evict_inode()
193 truncate_inode_pages_final(&inode->i_data); in ext4_evict_inode()
202 if (!list_empty_careful(&inode->i_io_list)) in ext4_evict_inode()
203 inode_io_list_del(inode); in ext4_evict_inode()
212 sb_start_intwrite(inode->i_sb); in ext4_evict_inode()
216 if (!IS_NOQUOTA(inode)) in ext4_evict_inode()
217 extra_credits += EXT4_MAXQUOTAS_DEL_BLOCKS(inode->i_sb); in ext4_evict_inode()
223 handle = ext4_journal_start(inode, EXT4_HT_TRUNCATE, in ext4_evict_inode()
224 ext4_blocks_for_truncate(inode) + extra_credits - 3); in ext4_evict_inode()
226 ext4_std_error(inode->i_sb, PTR_ERR(handle)); in ext4_evict_inode()
232 ext4_orphan_del(NULL, inode); in ext4_evict_inode()
234 sb_end_intwrite(inode->i_sb); in ext4_evict_inode()
238 if (IS_SYNC(inode)) in ext4_evict_inode()
248 if (ext4_inode_is_fast_symlink(inode)) in ext4_evict_inode()
249 memset(EXT4_I(inode)->i_data, 0, sizeof(EXT4_I(inode)->i_data)); in ext4_evict_inode()
250 inode->i_size = 0; in ext4_evict_inode()
251 err = ext4_mark_inode_dirty(handle, inode); in ext4_evict_inode()
253 ext4_warning(inode->i_sb, in ext4_evict_inode()
257 if (inode->i_blocks) { in ext4_evict_inode()
258 err = ext4_truncate(inode); in ext4_evict_inode()
260 ext4_error_err(inode->i_sb, -err, in ext4_evict_inode()
262 inode->i_ino, err); in ext4_evict_inode()
268 err = ext4_xattr_delete_inode(handle, inode, &ea_inode_array, in ext4_evict_inode()
271 ext4_warning(inode->i_sb, "xattr delete (err %d)", err); in ext4_evict_inode()
274 ext4_orphan_del(NULL, inode); in ext4_evict_inode()
276 sb_end_intwrite(inode->i_sb); in ext4_evict_inode()
289 ext4_orphan_del(handle, inode); in ext4_evict_inode()
290 EXT4_I(inode)->i_dtime = (__u32)ktime_get_real_seconds(); in ext4_evict_inode()
299 if (ext4_mark_inode_dirty(handle, inode)) in ext4_evict_inode()
301 ext4_clear_inode(inode); in ext4_evict_inode()
303 ext4_free_inode(handle, inode); in ext4_evict_inode()
306 sb_end_intwrite(inode->i_sb); in ext4_evict_inode()
314 WARN_ON_ONCE(!list_empty_careful(&inode->i_io_list)); in ext4_evict_inode()
316 if (!list_empty(&EXT4_I(inode)->i_fc_list)) in ext4_evict_inode()
317 ext4_fc_mark_ineligible(inode->i_sb, EXT4_FC_REASON_NOMEM, NULL); in ext4_evict_inode()
318 ext4_clear_inode(inode); /* We must guarantee clearing of inode... */ in ext4_evict_inode()
322 qsize_t *ext4_get_reserved_space(struct inode *inode) in ext4_get_reserved_space() argument
324 return &EXT4_I(inode)->i_reserved_quota; in ext4_get_reserved_space()
332 void ext4_da_update_reserve_space(struct inode *inode, in ext4_da_update_reserve_space() argument
335 struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); in ext4_da_update_reserve_space()
336 struct ext4_inode_info *ei = EXT4_I(inode); in ext4_da_update_reserve_space()
339 trace_ext4_da_update_reserve_space(inode, used, quota_claim); in ext4_da_update_reserve_space()
341 ext4_warning(inode->i_sb, "%s: ino %lu, used %d " in ext4_da_update_reserve_space()
343 __func__, inode->i_ino, used, in ext4_da_update_reserve_space()
357 dquot_claim_block(inode, EXT4_C2B(sbi, used)); in ext4_da_update_reserve_space()
364 dquot_release_reservation_block(inode, EXT4_C2B(sbi, used)); in ext4_da_update_reserve_space()
373 !inode_is_open_for_write(inode)) in ext4_da_update_reserve_space()
374 ext4_discard_preallocations(inode, 0); in ext4_da_update_reserve_space()
377 static int __check_block_validity(struct inode *inode, const char *func, in __check_block_validity() argument
381 if (ext4_has_feature_journal(inode->i_sb) && in __check_block_validity()
382 (inode->i_ino == in __check_block_validity()
383 le32_to_cpu(EXT4_SB(inode->i_sb)->s_es->s_journal_inum))) in __check_block_validity()
385 if (!ext4_inode_block_valid(inode, map->m_pblk, map->m_len)) { in __check_block_validity()
386 ext4_error_inode(inode, func, line, map->m_pblk, in __check_block_validity()
395 int ext4_issue_zeroout(struct inode *inode, ext4_lblk_t lblk, ext4_fsblk_t pblk, in ext4_issue_zeroout() argument
400 if (IS_ENCRYPTED(inode) && S_ISREG(inode->i_mode)) in ext4_issue_zeroout()
401 return fscrypt_zeroout_range(inode, lblk, pblk, len); in ext4_issue_zeroout()
403 ret = sb_issue_zeroout(inode->i_sb, pblk, len, GFP_NOFS); in ext4_issue_zeroout()
410 #define check_block_validity(inode, map) \ argument
411 __check_block_validity((inode), __func__, __LINE__, (map))
415 struct inode *inode, in ext4_map_blocks_es_recheck() argument
430 down_read(&EXT4_I(inode)->i_data_sem); in ext4_map_blocks_es_recheck()
431 if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) { in ext4_map_blocks_es_recheck()
432 retval = ext4_ext_map_blocks(handle, inode, map, 0); in ext4_map_blocks_es_recheck()
434 retval = ext4_ind_map_blocks(handle, inode, map, 0); in ext4_map_blocks_es_recheck()
436 up_read((&EXT4_I(inode)->i_data_sem)); in ext4_map_blocks_es_recheck()
448 inode->i_ino, es_map->m_lblk, es_map->m_len, in ext4_map_blocks_es_recheck()
478 int ext4_map_blocks(handle_t *handle, struct inode *inode, in ext4_map_blocks() argument
491 ext_debug(inode, "flag 0x%x, max_blocks %u, logical block %lu\n", in ext4_map_blocks()
505 if (!(EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY) && in ext4_map_blocks()
506 ext4_es_lookup_extent(inode, map->m_lblk, NULL, &es)) { in ext4_map_blocks()
530 ext4_map_blocks_es_recheck(handle, inode, map, in ext4_map_blocks()
546 down_read(&EXT4_I(inode)->i_data_sem); in ext4_map_blocks()
547 if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) { in ext4_map_blocks()
548 retval = ext4_ext_map_blocks(handle, inode, map, 0); in ext4_map_blocks()
550 retval = ext4_ind_map_blocks(handle, inode, map, 0); in ext4_map_blocks()
556 ext4_warning(inode->i_sb, in ext4_map_blocks()
559 inode->i_ino, retval, map->m_len); in ext4_map_blocks()
567 ext4_es_scan_range(inode, &ext4_es_is_delayed, map->m_lblk, in ext4_map_blocks()
570 ext4_es_insert_extent(inode, map->m_lblk, map->m_len, in ext4_map_blocks()
573 up_read((&EXT4_I(inode)->i_data_sem)); in ext4_map_blocks()
577 ret = check_block_validity(inode, map); in ext4_map_blocks()
614 down_write(&EXT4_I(inode)->i_data_sem); in ext4_map_blocks()
620 if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) { in ext4_map_blocks()
621 retval = ext4_ext_map_blocks(handle, inode, map, flags); in ext4_map_blocks()
623 retval = ext4_ind_map_blocks(handle, inode, map, flags); in ext4_map_blocks()
631 ext4_clear_inode_state(inode, EXT4_STATE_EXT_MIGRATE); in ext4_map_blocks()
639 ext4_warning(inode->i_sb, in ext4_map_blocks()
642 inode->i_ino, retval, map->m_len); in ext4_map_blocks()
656 ret = ext4_issue_zeroout(inode, map->m_lblk, in ext4_map_blocks()
669 ext4_es_lookup_extent(inode, map->m_lblk, NULL, &es)) { in ext4_map_blocks()
677 ext4_es_scan_range(inode, &ext4_es_is_delayed, map->m_lblk, in ext4_map_blocks()
680 ext4_es_insert_extent(inode, map->m_lblk, map->m_len, in ext4_map_blocks()
685 up_write((&EXT4_I(inode)->i_data_sem)); in ext4_map_blocks()
687 ret = check_block_validity(inode, map); in ext4_map_blocks()
699 !ext4_is_quota_file(inode) && in ext4_map_blocks()
700 ext4_should_order_data(inode)) { in ext4_map_blocks()
702 (loff_t)map->m_lblk << inode->i_blkbits; in ext4_map_blocks()
703 loff_t length = (loff_t)map->m_len << inode->i_blkbits; in ext4_map_blocks()
706 ret = ext4_jbd2_inode_add_wait(handle, inode, in ext4_map_blocks()
709 ret = ext4_jbd2_inode_add_write(handle, inode, in ext4_map_blocks()
717 ext4_fc_track_range(handle, inode, map->m_lblk, in ext4_map_blocks()
720 ext_debug(inode, "failed with err %d\n", retval); in ext4_map_blocks()
751 static int _ext4_get_block(struct inode *inode, sector_t iblock, in _ext4_get_block() argument
757 if (ext4_has_inline_data(inode)) in _ext4_get_block()
761 map.m_len = bh->b_size >> inode->i_blkbits; in _ext4_get_block()
763 ret = ext4_map_blocks(ext4_journal_current_handle(), inode, &map, in _ext4_get_block()
766 map_bh(bh, inode->i_sb, map.m_pblk); in _ext4_get_block()
768 bh->b_size = inode->i_sb->s_blocksize * map.m_len; in _ext4_get_block()
772 bh->b_size = inode->i_sb->s_blocksize * map.m_len; in _ext4_get_block()
777 int ext4_get_block(struct inode *inode, sector_t iblock, in ext4_get_block() argument
780 return _ext4_get_block(inode, iblock, bh, in ext4_get_block()
789 int ext4_get_block_unwritten(struct inode *inode, sector_t iblock, in ext4_get_block_unwritten() argument
793 inode->i_ino, create); in ext4_get_block_unwritten()
794 return _ext4_get_block(inode, iblock, bh_result, in ext4_get_block_unwritten()
804 struct buffer_head *ext4_getblk(handle_t *handle, struct inode *inode, in ext4_getblk() argument
813 ASSERT((EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY) in ext4_getblk()
819 err = ext4_map_blocks(handle, inode, &map, map_flags); in ext4_getblk()
827 return sb_find_get_block(inode->i_sb, map.m_pblk); in ext4_getblk()
829 bh = sb_getblk(inode->i_sb, map.m_pblk); in ext4_getblk()
834 ASSERT((EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY) in ext4_getblk()
846 err = ext4_journal_get_create_access(handle, inode->i_sb, bh, in ext4_getblk()
853 memset(bh->b_data, 0, inode->i_sb->s_blocksize); in ext4_getblk()
858 err = ext4_handle_dirty_metadata(handle, inode, bh); in ext4_getblk()
869 struct buffer_head *ext4_bread(handle_t *handle, struct inode *inode, in ext4_bread() argument
875 bh = ext4_getblk(handle, inode, block, map_flags); in ext4_bread()
890 int ext4_bread_batch(struct inode *inode, ext4_lblk_t block, int bh_count, in ext4_bread_batch() argument
896 bhs[i] = ext4_getblk(NULL, inode, block + i, 0 /* map_flags */); in ext4_bread_batch()
932 int ext4_walk_page_buffers(handle_t *handle, struct inode *inode, in ext4_walk_page_buffers() argument
937 int (*fn)(handle_t *handle, struct inode *inode, in ext4_walk_page_buffers()
956 err = (*fn)(handle, inode, bh); in ext4_walk_page_buffers()
975 int do_journal_get_write_access(handle_t *handle, struct inode *inode, in do_journal_get_write_access() argument
994 ret = ext4_journal_get_write_access(handle, inode->i_sb, bh, in do_journal_get_write_access()
1007 struct inode *inode = folio->mapping->host; in ext4_block_write_begin() local
1011 unsigned blocksize = inode->i_sb->s_blocksize; in ext4_block_write_begin()
1043 err = get_block(inode, block, bh, 1); in ext4_block_write_begin()
1081 } else if (fscrypt_inode_uses_fs_layer_crypto(inode)) { in ext4_block_write_begin()
1109 struct inode *inode = mapping->host; in ext4_write_begin() local
1117 if (unlikely(ext4_forced_shutdown(inode->i_sb))) in ext4_write_begin()
1120 trace_ext4_write_begin(inode, pos, len); in ext4_write_begin()
1125 needed_blocks = ext4_writepage_trans_blocks(inode) + 1; in ext4_write_begin()
1130 if (ext4_test_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA)) { in ext4_write_begin()
1131 ret = ext4_try_to_write_inline_data(mapping, inode, pos, len, in ext4_write_begin()
1156 create_empty_buffers(&folio->page, inode->i_sb->s_blocksize, 0); in ext4_write_begin()
1161 handle = ext4_journal_start(inode, EXT4_HT_WRITE_PAGE, needed_blocks); in ext4_write_begin()
1179 if (ext4_should_dioread_nolock(inode)) in ext4_write_begin()
1185 if (ext4_should_dioread_nolock(inode)) in ext4_write_begin()
1191 if (!ret && ext4_should_journal_data(inode)) { in ext4_write_begin()
1192 ret = ext4_walk_page_buffers(handle, inode, in ext4_write_begin()
1198 bool extended = (pos + len > inode->i_size) && in ext4_write_begin()
1199 !ext4_verity_in_progress(inode); in ext4_write_begin()
1210 if (extended && ext4_can_truncate(inode)) in ext4_write_begin()
1211 ext4_orphan_add(handle, inode); in ext4_write_begin()
1215 ext4_truncate_failed_write(inode); in ext4_write_begin()
1222 if (inode->i_nlink) in ext4_write_begin()
1223 ext4_orphan_del(NULL, inode); in ext4_write_begin()
1227 ext4_should_retry_alloc(inode->i_sb, &retries)) in ext4_write_begin()
1237 static int write_end_fn(handle_t *handle, struct inode *inode, in write_end_fn() argument
1264 struct inode *inode = mapping->host; in ext4_write_end() local
1265 loff_t old_size = inode->i_size; in ext4_write_end()
1268 bool verity = ext4_verity_in_progress(inode); in ext4_write_end()
1270 trace_ext4_write_end(inode, pos, len, copied); in ext4_write_end()
1272 if (ext4_has_inline_data(inode) && in ext4_write_end()
1273 ext4_test_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA)) in ext4_write_end()
1274 return ext4_write_inline_data_end(inode, pos, len, copied, in ext4_write_end()
1286 i_size_changed = ext4_update_inode_size(inode, pos + copied); in ext4_write_end()
1291 pagecache_isize_extended(inode, old_size, pos); in ext4_write_end()
1299 ret = ext4_mark_inode_dirty(handle, inode); in ext4_write_end()
1301 if (pos + len > inode->i_size && !verity && ext4_can_truncate(inode)) in ext4_write_end()
1306 ext4_orphan_add(handle, inode); in ext4_write_end()
1312 if (pos + len > inode->i_size && !verity) { in ext4_write_end()
1313 ext4_truncate_failed_write(inode); in ext4_write_end()
1319 if (inode->i_nlink) in ext4_write_end()
1320 ext4_orphan_del(NULL, inode); in ext4_write_end()
1332 struct inode *inode, in ext4_journalled_zero_new_buffers() argument
1351 write_end_fn(handle, inode, bh); in ext4_journalled_zero_new_buffers()
1368 struct inode *inode = mapping->host; in ext4_journalled_write_end() local
1369 loff_t old_size = inode->i_size; in ext4_journalled_write_end()
1374 bool verity = ext4_verity_in_progress(inode); in ext4_journalled_write_end()
1376 trace_ext4_journalled_write_end(inode, pos, len, copied); in ext4_journalled_write_end()
1382 if (ext4_has_inline_data(inode)) in ext4_journalled_write_end()
1383 return ext4_write_inline_data_end(inode, pos, len, copied, in ext4_journalled_write_end()
1388 ext4_journalled_zero_new_buffers(handle, inode, folio, in ext4_journalled_write_end()
1392 ext4_journalled_zero_new_buffers(handle, inode, folio, in ext4_journalled_write_end()
1394 ret = ext4_walk_page_buffers(handle, inode, in ext4_journalled_write_end()
1402 size_changed = ext4_update_inode_size(inode, pos + copied); in ext4_journalled_write_end()
1403 EXT4_I(inode)->i_datasync_tid = handle->h_transaction->t_tid; in ext4_journalled_write_end()
1408 pagecache_isize_extended(inode, old_size, pos); in ext4_journalled_write_end()
1411 ret2 = ext4_mark_inode_dirty(handle, inode); in ext4_journalled_write_end()
1416 if (pos + len > inode->i_size && !verity && ext4_can_truncate(inode)) in ext4_journalled_write_end()
1421 ext4_orphan_add(handle, inode); in ext4_journalled_write_end()
1426 if (pos + len > inode->i_size && !verity) { in ext4_journalled_write_end()
1427 ext4_truncate_failed_write(inode); in ext4_journalled_write_end()
1433 if (inode->i_nlink) in ext4_journalled_write_end()
1434 ext4_orphan_del(NULL, inode); in ext4_journalled_write_end()
1443 static int ext4_da_reserve_space(struct inode *inode) in ext4_da_reserve_space() argument
1445 struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); in ext4_da_reserve_space()
1446 struct ext4_inode_info *ei = EXT4_I(inode); in ext4_da_reserve_space()
1454 ret = dquot_reserve_block(inode, EXT4_C2B(sbi, 1)); in ext4_da_reserve_space()
1461 dquot_release_reservation_block(inode, EXT4_C2B(sbi, 1)); in ext4_da_reserve_space()
1465 trace_ext4_da_reserve_space(inode); in ext4_da_reserve_space()
1471 void ext4_da_release_space(struct inode *inode, int to_free) in ext4_da_release_space() argument
1473 struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); in ext4_da_release_space()
1474 struct ext4_inode_info *ei = EXT4_I(inode); in ext4_da_release_space()
1479 spin_lock(&EXT4_I(inode)->i_block_reservation_lock); in ext4_da_release_space()
1481 trace_ext4_da_release_space(inode, to_free); in ext4_da_release_space()
1489 ext4_warning(inode->i_sb, "ext4_da_release_space: " in ext4_da_release_space()
1491 "data blocks", inode->i_ino, to_free, in ext4_da_release_space()
1501 spin_unlock(&EXT4_I(inode)->i_block_reservation_lock); in ext4_da_release_space()
1503 dquot_release_reservation_block(inode, EXT4_C2B(sbi, to_free)); in ext4_da_release_space()
1512 struct inode *inode; member
1538 struct inode *inode = mpd->inode; in mpage_release_unused_pages() local
1539 struct address_space *mapping = inode->i_mapping; in mpage_release_unused_pages()
1550 start = index << (PAGE_SHIFT - inode->i_blkbits); in mpage_release_unused_pages()
1551 last = end << (PAGE_SHIFT - inode->i_blkbits); in mpage_release_unused_pages()
1557 down_write(&EXT4_I(inode)->i_data_sem); in mpage_release_unused_pages()
1558 ext4_es_remove_extent(inode, start, last - start + 1); in mpage_release_unused_pages()
1559 up_write(&EXT4_I(inode)->i_data_sem); in mpage_release_unused_pages()
1589 static void ext4_print_free_blocks(struct inode *inode) in ext4_print_free_blocks() argument
1591 struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); in ext4_print_free_blocks()
1592 struct super_block *sb = inode->i_sb; in ext4_print_free_blocks()
1593 struct ext4_inode_info *ei = EXT4_I(inode); in ext4_print_free_blocks()
1596 EXT4_C2B(EXT4_SB(inode->i_sb), in ext4_print_free_blocks()
1622 static int ext4_insert_delayed_block(struct inode *inode, ext4_lblk_t lblk) in ext4_insert_delayed_block() argument
1624 struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); in ext4_insert_delayed_block()
1640 ret = ext4_da_reserve_space(inode); in ext4_insert_delayed_block()
1644 if (!ext4_es_scan_clu(inode, &ext4_es_is_delonly, lblk)) { in ext4_insert_delayed_block()
1645 if (!ext4_es_scan_clu(inode, in ext4_insert_delayed_block()
1647 ret = ext4_clu_mapped(inode, in ext4_insert_delayed_block()
1652 ret = ext4_da_reserve_space(inode); in ext4_insert_delayed_block()
1664 ext4_es_insert_delayed_block(inode, lblk, allocated); in ext4_insert_delayed_block()
1674 static int ext4_da_map_blocks(struct inode *inode, sector_t iblock, in ext4_da_map_blocks() argument
1687 if (invalid_block < ext4_blocks_count(EXT4_SB(inode->i_sb)->s_es)) in ext4_da_map_blocks()
1691 ext_debug(inode, "max_blocks %u, logical block %lu\n", map->m_len, in ext4_da_map_blocks()
1695 if (ext4_es_lookup_extent(inode, iblock, NULL, &es)) { in ext4_da_map_blocks()
1698 down_read(&EXT4_I(inode)->i_data_sem); in ext4_da_map_blocks()
1707 map_bh(bh, inode->i_sb, invalid_block); in ext4_da_map_blocks()
1726 ext4_map_blocks_es_recheck(NULL, inode, map, &orig_map, 0); in ext4_da_map_blocks()
1735 down_read(&EXT4_I(inode)->i_data_sem); in ext4_da_map_blocks()
1736 if (ext4_has_inline_data(inode)) in ext4_da_map_blocks()
1738 else if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) in ext4_da_map_blocks()
1739 retval = ext4_ext_map_blocks(NULL, inode, map, 0); in ext4_da_map_blocks()
1741 retval = ext4_ind_map_blocks(NULL, inode, map, 0); in ext4_da_map_blocks()
1752 ret = ext4_insert_delayed_block(inode, map->m_lblk); in ext4_da_map_blocks()
1758 map_bh(bh, inode->i_sb, invalid_block); in ext4_da_map_blocks()
1765 ext4_warning(inode->i_sb, in ext4_da_map_blocks()
1768 inode->i_ino, retval, map->m_len); in ext4_da_map_blocks()
1774 ext4_es_insert_extent(inode, map->m_lblk, map->m_len, in ext4_da_map_blocks()
1779 up_read((&EXT4_I(inode)->i_data_sem)); in ext4_da_map_blocks()
1796 int ext4_da_get_block_prep(struct inode *inode, sector_t iblock, in ext4_da_get_block_prep() argument
1803 BUG_ON(bh->b_size != inode->i_sb->s_blocksize); in ext4_da_get_block_prep()
1813 ret = ext4_da_map_blocks(inode, iblock, &map, bh); in ext4_da_get_block_prep()
1817 map_bh(bh, inode->i_sb, map.m_pblk); in ext4_da_get_block_prep()
1860 size = i_size_read(mpd->inode); in mpage_submit_folio()
1863 !ext4_verity_in_progress(mpd->inode)) in mpage_submit_folio()
1954 struct inode *inode = mpd->inode; in mpage_process_page_bufs() local
1956 ext4_lblk_t blocks = (i_size_read(inode) + i_blocksize(inode) - 1) in mpage_process_page_bufs()
1957 >> inode->i_blkbits; in mpage_process_page_bufs()
1959 if (ext4_verity_in_progress(inode)) in mpage_process_page_bufs()
2015 int blkbits = mpd->inode->i_blkbits; in mpage_process_folio()
2080 struct inode *inode = mpd->inode; in mpage_map_and_submit_buffers() local
2081 int bpp_bits = PAGE_SHIFT - inode->i_blkbits; in mpage_map_and_submit_buffers()
2095 nr = filemap_get_folios(inode->i_mapping, &start, end, &fbatch); in mpage_map_and_submit_buffers()
2129 struct inode *inode = mpd->inode; in mpage_map_one_extent() local
2134 trace_ext4_da_write_pages_extent(inode, map); in mpage_map_one_extent()
2153 dioread_nolock = ext4_should_dioread_nolock(inode); in mpage_map_one_extent()
2159 err = ext4_map_blocks(handle, inode, map, get_blocks_flags); in mpage_map_one_extent()
2168 ext4_set_io_unwritten_flag(inode, mpd->io_submit.io_end); in mpage_map_one_extent()
2199 struct inode *inode = mpd->inode; in mpage_map_and_submit_extent() local
2210 io_end_vec->offset = ((loff_t)map->m_lblk) << inode->i_blkbits; in mpage_map_and_submit_extent()
2214 struct super_block *sb = inode->i_sb; in mpage_map_and_submit_extent()
2233 inode->i_ino, in mpage_map_and_submit_extent()
2240 ext4_print_free_blocks(inode); in mpage_map_and_submit_extent()
2261 if (disksize > READ_ONCE(EXT4_I(inode)->i_disksize)) { in mpage_map_and_submit_extent()
2265 down_write(&EXT4_I(inode)->i_data_sem); in mpage_map_and_submit_extent()
2266 i_size = i_size_read(inode); in mpage_map_and_submit_extent()
2269 if (disksize > EXT4_I(inode)->i_disksize) in mpage_map_and_submit_extent()
2270 EXT4_I(inode)->i_disksize = disksize; in mpage_map_and_submit_extent()
2271 up_write(&EXT4_I(inode)->i_data_sem); in mpage_map_and_submit_extent()
2272 err2 = ext4_mark_inode_dirty(handle, inode); in mpage_map_and_submit_extent()
2274 ext4_error_err(inode->i_sb, -err2, in mpage_map_and_submit_extent()
2276 inode->i_ino); in mpage_map_and_submit_extent()
2291 static int ext4_da_writepages_trans_blocks(struct inode *inode) in ext4_da_writepages_trans_blocks() argument
2293 int bpp = ext4_journal_blocks_per_page(inode); in ext4_da_writepages_trans_blocks()
2295 return ext4_meta_trans_blocks(inode, in ext4_da_writepages_trans_blocks()
2303 struct inode *inode = folio->mapping->host; in ext4_journal_folio_buffers() local
2306 ret = ext4_walk_page_buffers(handle, inode, page_bufs, 0, len, in ext4_journal_folio_buffers()
2308 err = ext4_walk_page_buffers(handle, inode, page_bufs, 0, len, in ext4_journal_folio_buffers()
2312 err = ext4_jbd2_inode_add_write(handle, inode, folio_pos(folio), len); in ext4_journal_folio_buffers()
2315 EXT4_I(inode)->i_datasync_tid = handle->h_transaction->t_tid; in ext4_journal_folio_buffers()
2324 struct inode *inode = mpd->inode; in mpage_journal_page_buffers() local
2325 loff_t size = i_size_read(inode); in mpage_journal_page_buffers()
2332 !ext4_verity_in_progress(inode)) in mpage_journal_page_buffers()
2360 struct address_space *mapping = mpd->inode->i_mapping; in mpage_prepare_extent_to_map()
2367 int blkbits = mpd->inode->i_blkbits; in mpage_prepare_extent_to_map()
2371 int bpp = ext4_journal_blocks_per_page(mpd->inode); in mpage_prepare_extent_to_map()
2380 if (ext4_should_journal_data(mpd->inode)) { in mpage_prepare_extent_to_map()
2381 handle = ext4_journal_start(mpd->inode, EXT4_HT_WRITE_PAGE, in mpage_prepare_extent_to_map()
2449 ext4_warning_inode(mpd->inode, "page %lu does not have buffers attached", folio->index); in mpage_prepare_extent_to_map()
2515 struct inode *inode = mpd->inode; in ext4_do_writepages() local
2516 struct address_space *mapping = inode->i_mapping; in ext4_do_writepages()
2522 trace_ext4_writepages(inode, wbc); in ext4_do_writepages()
2552 if (ext4_has_inline_data(inode)) { in ext4_do_writepages()
2554 handle = ext4_journal_start(inode, EXT4_HT_INODE, 1); in ext4_do_writepages()
2559 BUG_ON(ext4_test_inode_state(inode, in ext4_do_writepages()
2561 ext4_destroy_inline_data(handle, inode); in ext4_do_writepages()
2577 if (ext4_should_journal_data(inode)) { in ext4_do_writepages()
2581 EXT4_I(inode)->i_datasync_tid); in ext4_do_writepages()
2585 if (ext4_should_dioread_nolock(inode)) { in ext4_do_writepages()
2590 rsv_blocks = 1 + ext4_chunk_trans_blocks(inode, in ext4_do_writepages()
2591 PAGE_SIZE >> inode->i_blkbits); in ext4_do_writepages()
2623 mpd->io_submit.io_end = ext4_init_io_end(inode, GFP_KERNEL); in ext4_do_writepages()
2640 mpd->io_submit.io_end = ext4_init_io_end(inode, GFP_KERNEL); in ext4_do_writepages()
2654 BUG_ON(ext4_should_journal_data(inode)); in ext4_do_writepages()
2655 needed_blocks = ext4_da_writepages_trans_blocks(inode); in ext4_do_writepages()
2658 handle = ext4_journal_start_with_reserve(inode, in ext4_do_writepages()
2662 ext4_msg(inode->i_sb, KERN_CRIT, "%s: jbd2_start: " in ext4_do_writepages()
2664 wbc->nr_to_write, inode->i_ino, ret); in ext4_do_writepages()
2672 trace_ext4_da_write_pages(inode, mpd->first_page, wbc); in ext4_do_writepages()
2743 trace_ext4_writepages_result(inode, wbc, ret, in ext4_do_writepages()
2753 .inode = mapping->host, in ext4_writepages()
2786 .inode = jinode->i_vfs_inode, in ext4_normal_submit_inode_data_buffers()
2798 struct inode *inode = mapping->host; in ext4_dax_writepages() local
2801 if (unlikely(ext4_forced_shutdown(inode->i_sb))) in ext4_dax_writepages()
2804 alloc_ctx = ext4_writepages_down_read(inode->i_sb); in ext4_dax_writepages()
2805 trace_ext4_writepages(inode, wbc); in ext4_dax_writepages()
2808 EXT4_SB(inode->i_sb)->s_daxdev, wbc); in ext4_dax_writepages()
2809 trace_ext4_writepages_result(inode, wbc, ret, in ext4_dax_writepages()
2811 ext4_writepages_up_read(inode->i_sb, alloc_ctx); in ext4_dax_writepages()
2856 struct inode *inode = mapping->host; in ext4_da_write_begin() local
2858 if (unlikely(ext4_forced_shutdown(inode->i_sb))) in ext4_da_write_begin()
2863 if (ext4_nonda_switch(inode->i_sb) || ext4_verity_in_progress(inode)) { in ext4_da_write_begin()
2869 trace_ext4_da_write_begin(inode, pos, len); in ext4_da_write_begin()
2871 if (ext4_test_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA)) { in ext4_da_write_begin()
2872 ret = ext4_da_write_inline_data_begin(mapping, inode, pos, len, in ext4_da_write_begin()
2902 if (pos + len > inode->i_size) in ext4_da_write_begin()
2903 ext4_truncate_failed_write(inode); in ext4_da_write_begin()
2906 ext4_should_retry_alloc(inode->i_sb, &retries)) in ext4_da_write_begin()
2923 struct inode *inode = folio->mapping->host; in ext4_da_should_update_i_disksize() local
2928 idx = offset >> inode->i_blkbits; in ext4_da_should_update_i_disksize()
2942 struct inode *inode = mapping->host; in ext4_da_do_write_end() local
2943 loff_t old_size = inode->i_size; in ext4_da_do_write_end()
2969 if (new_i_size > inode->i_size) { in ext4_da_do_write_end()
2972 i_size_write(inode, new_i_size); in ext4_da_do_write_end()
2975 ext4_update_i_disksize(inode, new_i_size); in ext4_da_do_write_end()
2984 pagecache_isize_extended(inode, old_size, pos); in ext4_da_do_write_end()
2989 handle = ext4_journal_start(inode, EXT4_HT_INODE, 2); in ext4_da_do_write_end()
2992 ext4_mark_inode_dirty(handle, inode); in ext4_da_do_write_end()
3004 struct inode *inode = mapping->host; in ext4_da_write_end() local
3012 trace_ext4_da_write_end(inode, pos, len, copied); in ext4_da_write_end()
3015 ext4_test_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA) && in ext4_da_write_end()
3016 ext4_has_inline_data(inode)) in ext4_da_write_end()
3017 return ext4_write_inline_data_end(inode, pos, len, copied, in ext4_da_write_end()
3029 int ext4_alloc_da_blocks(struct inode *inode) in ext4_alloc_da_blocks() argument
3031 trace_ext4_alloc_da_blocks(inode); in ext4_alloc_da_blocks()
3033 if (!EXT4_I(inode)->i_reserved_data_blocks) in ext4_alloc_da_blocks()
3067 return filemap_flush(inode->i_mapping); in ext4_alloc_da_blocks()
3086 struct inode *inode = mapping->host; in ext4_bmap() local
3089 inode_lock_shared(inode); in ext4_bmap()
3093 if (ext4_has_inline_data(inode)) in ext4_bmap()
3097 (test_opt(inode->i_sb, DELALLOC) || in ext4_bmap()
3098 ext4_should_journal_data(inode))) { in ext4_bmap()
3110 inode_unlock_shared(inode); in ext4_bmap()
3117 struct inode *inode = folio->mapping->host; in ext4_read_folio() local
3119 trace_ext4_read_folio(inode, folio); in ext4_read_folio()
3121 if (ext4_has_inline_data(inode)) in ext4_read_folio()
3122 ret = ext4_readpage_inline(inode, folio); in ext4_read_folio()
3125 return ext4_mpage_readpages(inode, NULL, folio); in ext4_read_folio()
3132 struct inode *inode = rac->mapping->host; in ext4_readahead() local
3135 if (ext4_has_inline_data(inode)) in ext4_readahead()
3138 ext4_mpage_readpages(inode, rac, NULL); in ext4_readahead()
3178 struct inode *inode = folio->mapping->host; in ext4_release_folio() local
3179 journal_t *journal = EXT4_JOURNAL(inode); in ext4_release_folio()
3181 trace_ext4_release_folio(inode, folio); in ext4_release_folio()
3192 static bool ext4_inode_datasync_dirty(struct inode *inode) in ext4_inode_datasync_dirty() argument
3194 journal_t *journal = EXT4_SB(inode->i_sb)->s_journal; in ext4_inode_datasync_dirty()
3198 EXT4_I(inode)->i_datasync_tid)) in ext4_inode_datasync_dirty()
3200 if (test_opt2(inode->i_sb, JOURNAL_FAST_COMMIT)) in ext4_inode_datasync_dirty()
3201 return !list_empty(&EXT4_I(inode)->i_fc_list); in ext4_inode_datasync_dirty()
3206 if (!list_empty(&inode->i_mapping->private_list)) in ext4_inode_datasync_dirty()
3208 return inode->i_state & I_DIRTY_DATASYNC; in ext4_inode_datasync_dirty()
3211 static void ext4_set_iomap(struct inode *inode, struct iomap *iomap, in ext4_set_iomap() argument
3215 u8 blkbits = inode->i_blkbits; in ext4_set_iomap()
3223 if (ext4_inode_datasync_dirty(inode) || in ext4_set_iomap()
3224 offset + length > i_size_read(inode)) in ext4_set_iomap()
3231 iomap->dax_dev = EXT4_SB(inode->i_sb)->s_daxdev; in ext4_set_iomap()
3233 iomap->bdev = inode->i_sb->s_bdev; in ext4_set_iomap()
3238 !ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) in ext4_set_iomap()
3254 iomap->addr += EXT4_SB(inode->i_sb)->s_dax_part_off; in ext4_set_iomap()
3259 iomap->addr += EXT4_SB(inode->i_sb)->s_dax_part_off; in ext4_set_iomap()
3266 static int ext4_iomap_alloc(struct inode *inode, struct ext4_map_blocks *map, in ext4_iomap_alloc() argument
3270 u8 blkbits = inode->i_blkbits; in ext4_iomap_alloc()
3279 dio_credits = ext4_chunk_trans_blocks(inode, map->m_len); in ext4_iomap_alloc()
3288 handle = ext4_journal_start(inode, EXT4_HT_MAP_BLOCKS, dio_credits); in ext4_iomap_alloc()
3305 else if (((loff_t)map->m_lblk << blkbits) >= i_size_read(inode)) in ext4_iomap_alloc()
3307 else if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) in ext4_iomap_alloc()
3310 ret = ext4_map_blocks(handle, inode, map, m_flags); in ext4_iomap_alloc()
3321 if (ret == -ENOSPC && ext4_should_retry_alloc(inode->i_sb, &retries)) in ext4_iomap_alloc()
3328 static int ext4_iomap_begin(struct inode *inode, loff_t offset, loff_t length, in ext4_iomap_begin() argument
3333 u8 blkbits = inode->i_blkbits; in ext4_iomap_begin()
3338 if (WARN_ON_ONCE(ext4_has_inline_data(inode))) in ext4_iomap_begin()
3355 if (offset + length <= i_size_read(inode)) { in ext4_iomap_begin()
3356 ret = ext4_map_blocks(NULL, inode, &map, 0); in ext4_iomap_begin()
3360 ret = ext4_iomap_alloc(inode, &map, flags); in ext4_iomap_begin()
3362 ret = ext4_map_blocks(NULL, inode, &map, 0); in ext4_iomap_begin()
3373 map.m_len = fscrypt_limit_io_blocks(inode, map.m_lblk, map.m_len); in ext4_iomap_begin()
3375 ext4_set_iomap(inode, iomap, &map, offset, length, flags); in ext4_iomap_begin()
3380 static int ext4_iomap_overwrite_begin(struct inode *inode, loff_t offset, in ext4_iomap_overwrite_begin() argument
3391 ret = ext4_iomap_begin(inode, offset, length, flags, iomap, srcmap); in ext4_iomap_overwrite_begin()
3396 static int ext4_iomap_end(struct inode *inode, loff_t offset, loff_t length, in ext4_iomap_end() argument
3422 static bool ext4_iomap_is_delalloc(struct inode *inode, in ext4_iomap_is_delalloc() argument
3428 ext4_es_find_extent_range(inode, &ext4_es_is_delayed, in ext4_iomap_is_delalloc()
3445 static int ext4_iomap_begin_report(struct inode *inode, loff_t offset, in ext4_iomap_begin_report() argument
3452 u8 blkbits = inode->i_blkbits; in ext4_iomap_begin_report()
3457 if (ext4_has_inline_data(inode)) { in ext4_iomap_begin_report()
3458 ret = ext4_inline_data_iomap(inode, iomap); in ext4_iomap_begin_report()
3479 if (!(ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS))) { in ext4_iomap_begin_report()
3480 struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); in ext4_iomap_begin_report()
3488 ret = ext4_map_blocks(NULL, inode, &map, 0); in ext4_iomap_begin_report()
3492 delalloc = ext4_iomap_is_delalloc(inode, &map); in ext4_iomap_begin_report()
3495 ext4_set_iomap(inode, iomap, &map, offset, length, flags); in ext4_iomap_begin_report()
3603 void ext4_set_aops(struct inode *inode) in ext4_set_aops() argument
3605 switch (ext4_inode_journal_mode(inode)) { in ext4_set_aops()
3610 inode->i_mapping->a_ops = &ext4_journalled_aops; in ext4_set_aops()
3615 if (IS_DAX(inode)) in ext4_set_aops()
3616 inode->i_mapping->a_ops = &ext4_dax_aops; in ext4_set_aops()
3617 else if (test_opt(inode->i_sb, DELALLOC)) in ext4_set_aops()
3618 inode->i_mapping->a_ops = &ext4_da_aops; in ext4_set_aops()
3620 inode->i_mapping->a_ops = &ext4_aops; in ext4_set_aops()
3630 struct inode *inode = mapping->host; in __ext4_block_zero_page_range() local
3641 blocksize = inode->i_sb->s_blocksize; in __ext4_block_zero_page_range()
3643 iblock = index << (PAGE_SHIFT - inode->i_sb->s_blocksize_bits); in __ext4_block_zero_page_range()
3664 ext4_get_block(inode, iblock, bh, 0); in __ext4_block_zero_page_range()
3680 if (fscrypt_inode_uses_fs_layer_crypto(inode)) { in __ext4_block_zero_page_range()
3682 BUG_ON(!fscrypt_has_encryption_key(inode)); in __ext4_block_zero_page_range()
3692 if (ext4_should_journal_data(inode)) { in __ext4_block_zero_page_range()
3694 err = ext4_journal_get_write_access(handle, inode->i_sb, bh, in __ext4_block_zero_page_range()
3702 if (ext4_should_journal_data(inode)) { in __ext4_block_zero_page_range()
3707 if (ext4_should_order_data(inode)) in __ext4_block_zero_page_range()
3708 err = ext4_jbd2_inode_add_write(handle, inode, from, in __ext4_block_zero_page_range()
3728 struct inode *inode = mapping->host; in ext4_block_zero_page_range() local
3730 unsigned blocksize = inode->i_sb->s_blocksize; in ext4_block_zero_page_range()
3740 if (IS_DAX(inode)) { in ext4_block_zero_page_range()
3741 return dax_zero_range(inode, from, length, NULL, in ext4_block_zero_page_range()
3759 struct inode *inode = mapping->host; in ext4_block_truncate_page() local
3762 if (IS_ENCRYPTED(inode) && !fscrypt_has_encryption_key(inode)) in ext4_block_truncate_page()
3765 blocksize = inode->i_sb->s_blocksize; in ext4_block_truncate_page()
3771 int ext4_zero_partial_blocks(handle_t *handle, struct inode *inode, in ext4_zero_partial_blocks() argument
3774 struct super_block *sb = inode->i_sb; in ext4_zero_partial_blocks()
3775 struct address_space *mapping = inode->i_mapping; in ext4_zero_partial_blocks()
3809 int ext4_can_truncate(struct inode *inode) in ext4_can_truncate() argument
3811 if (S_ISREG(inode->i_mode)) in ext4_can_truncate()
3813 if (S_ISDIR(inode->i_mode)) in ext4_can_truncate()
3815 if (S_ISLNK(inode->i_mode)) in ext4_can_truncate()
3816 return !ext4_inode_is_fast_symlink(inode); in ext4_can_truncate()
3826 int ext4_update_disksize_before_punch(struct inode *inode, loff_t offset, in ext4_update_disksize_before_punch() argument
3832 loff_t size = i_size_read(inode); in ext4_update_disksize_before_punch()
3834 WARN_ON(!inode_is_locked(inode)); in ext4_update_disksize_before_punch()
3838 if (EXT4_I(inode)->i_disksize >= size) in ext4_update_disksize_before_punch()
3841 handle = ext4_journal_start(inode, EXT4_HT_MISC, 1); in ext4_update_disksize_before_punch()
3844 ext4_update_i_disksize(inode, size); in ext4_update_disksize_before_punch()
3845 ret = ext4_mark_inode_dirty(handle, inode); in ext4_update_disksize_before_punch()
3851 static void ext4_wait_dax_page(struct inode *inode) in ext4_wait_dax_page() argument
3853 filemap_invalidate_unlock(inode->i_mapping); in ext4_wait_dax_page()
3855 filemap_invalidate_lock(inode->i_mapping); in ext4_wait_dax_page()
3858 int ext4_break_layouts(struct inode *inode) in ext4_break_layouts() argument
3863 if (WARN_ON_ONCE(!rwsem_is_locked(&inode->i_mapping->invalidate_lock))) in ext4_break_layouts()
3867 page = dax_layout_busy_page(inode->i_mapping); in ext4_break_layouts()
3874 ext4_wait_dax_page(inode)); in ext4_break_layouts()
3893 struct inode *inode = file_inode(file); in ext4_punch_hole() local
3894 struct super_block *sb = inode->i_sb; in ext4_punch_hole()
3896 struct address_space *mapping = inode->i_mapping; in ext4_punch_hole()
3898 struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); in ext4_punch_hole()
3903 trace_ext4_punch_hole(inode, offset, length, 0); in ext4_punch_hole()
3916 inode_lock(inode); in ext4_punch_hole()
3919 if (offset >= inode->i_size) in ext4_punch_hole()
3926 if (offset + length > inode->i_size) { in ext4_punch_hole()
3927 length = inode->i_size + in ext4_punch_hole()
3928 PAGE_SIZE - (inode->i_size & (PAGE_SIZE - 1)) - in ext4_punch_hole()
3936 max_length = sbi->s_bitmap_maxbytes - inode->i_sb->s_blocksize; in ext4_punch_hole()
3946 ret = ext4_inode_attach_jinode(inode); in ext4_punch_hole()
3953 inode_dio_wait(inode); in ext4_punch_hole()
3965 ret = ext4_break_layouts(inode); in ext4_punch_hole()
3974 ret = ext4_update_disksize_before_punch(inode, offset, length); in ext4_punch_hole()
3977 truncate_pagecache_range(inode, first_block_offset, in ext4_punch_hole()
3981 if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) in ext4_punch_hole()
3982 credits = ext4_writepage_trans_blocks(inode); in ext4_punch_hole()
3984 credits = ext4_blocks_for_truncate(inode); in ext4_punch_hole()
3985 handle = ext4_journal_start(inode, EXT4_HT_TRUNCATE, credits); in ext4_punch_hole()
3992 ret = ext4_zero_partial_blocks(handle, inode, offset, in ext4_punch_hole()
4004 down_write(&EXT4_I(inode)->i_data_sem); in ext4_punch_hole()
4005 ext4_discard_preallocations(inode, 0); in ext4_punch_hole()
4007 ext4_es_remove_extent(inode, first_block, in ext4_punch_hole()
4010 if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) in ext4_punch_hole()
4011 ret = ext4_ext_remove_space(inode, first_block, in ext4_punch_hole()
4014 ret = ext4_ind_remove_space(handle, inode, first_block, in ext4_punch_hole()
4017 up_write(&EXT4_I(inode)->i_data_sem); in ext4_punch_hole()
4019 ext4_fc_track_range(handle, inode, first_block, stop_block); in ext4_punch_hole()
4020 if (IS_SYNC(inode)) in ext4_punch_hole()
4023 inode->i_mtime = inode_set_ctime_current(inode); in ext4_punch_hole()
4024 ret2 = ext4_mark_inode_dirty(handle, inode); in ext4_punch_hole()
4028 ext4_update_inode_fsync_trans(handle, inode, 1); in ext4_punch_hole()
4034 inode_unlock(inode); in ext4_punch_hole()
4038 int ext4_inode_attach_jinode(struct inode *inode) in ext4_inode_attach_jinode() argument
4040 struct ext4_inode_info *ei = EXT4_I(inode); in ext4_inode_attach_jinode()
4043 if (ei->jinode || !EXT4_SB(inode->i_sb)->s_journal) in ext4_inode_attach_jinode()
4047 spin_lock(&inode->i_lock); in ext4_inode_attach_jinode()
4050 spin_unlock(&inode->i_lock); in ext4_inode_attach_jinode()
4054 jbd2_journal_init_jbd_inode(ei->jinode, inode); in ext4_inode_attach_jinode()
4057 spin_unlock(&inode->i_lock); in ext4_inode_attach_jinode()
4091 int ext4_truncate(struct inode *inode) in ext4_truncate() argument
4093 struct ext4_inode_info *ei = EXT4_I(inode); in ext4_truncate()
4097 struct address_space *mapping = inode->i_mapping; in ext4_truncate()
4104 if (!(inode->i_state & (I_NEW|I_FREEING))) in ext4_truncate()
4105 WARN_ON(!inode_is_locked(inode)); in ext4_truncate()
4106 trace_ext4_truncate_enter(inode); in ext4_truncate()
4108 if (!ext4_can_truncate(inode)) in ext4_truncate()
4111 if (inode->i_size == 0 && !test_opt(inode->i_sb, NO_AUTO_DA_ALLOC)) in ext4_truncate()
4112 ext4_set_inode_state(inode, EXT4_STATE_DA_ALLOC_CLOSE); in ext4_truncate()
4114 if (ext4_has_inline_data(inode)) { in ext4_truncate()
4117 err = ext4_inline_data_truncate(inode, &has_inline); in ext4_truncate()
4123 if (inode->i_size & (inode->i_sb->s_blocksize - 1)) { in ext4_truncate()
4124 err = ext4_inode_attach_jinode(inode); in ext4_truncate()
4129 if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) in ext4_truncate()
4130 credits = ext4_writepage_trans_blocks(inode); in ext4_truncate()
4132 credits = ext4_blocks_for_truncate(inode); in ext4_truncate()
4134 handle = ext4_journal_start(inode, EXT4_HT_TRUNCATE, credits); in ext4_truncate()
4140 if (inode->i_size & (inode->i_sb->s_blocksize - 1)) in ext4_truncate()
4141 ext4_block_truncate_page(handle, mapping, inode->i_size); in ext4_truncate()
4152 err = ext4_orphan_add(handle, inode); in ext4_truncate()
4156 down_write(&EXT4_I(inode)->i_data_sem); in ext4_truncate()
4158 ext4_discard_preallocations(inode, 0); in ext4_truncate()
4160 if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) in ext4_truncate()
4161 err = ext4_ext_truncate(handle, inode); in ext4_truncate()
4163 ext4_ind_truncate(handle, inode); in ext4_truncate()
4169 if (IS_SYNC(inode)) in ext4_truncate()
4180 if (inode->i_nlink) in ext4_truncate()
4181 ext4_orphan_del(handle, inode); in ext4_truncate()
4183 inode->i_mtime = inode_set_ctime_current(inode); in ext4_truncate()
4184 err2 = ext4_mark_inode_dirty(handle, inode); in ext4_truncate()
4190 trace_ext4_truncate_exit(inode); in ext4_truncate()
4194 static inline u64 ext4_inode_peek_iversion(const struct inode *inode) in ext4_inode_peek_iversion() argument
4196 if (unlikely(EXT4_I(inode)->i_flags & EXT4_EA_INODE_FL)) in ext4_inode_peek_iversion()
4197 return inode_peek_iversion_raw(inode); in ext4_inode_peek_iversion()
4199 return inode_peek_iversion(inode); in ext4_inode_peek_iversion()
4205 struct inode *inode = &(ei->vfs_inode); in ext4_inode_blocks_set() local
4206 u64 i_blocks = READ_ONCE(inode->i_blocks); in ext4_inode_blocks_set()
4207 struct super_block *sb = inode->i_sb; in ext4_inode_blocks_set()
4216 ext4_clear_inode_flag(inode, EXT4_INODE_HUGE_FILE); in ext4_inode_blocks_set()
4235 ext4_clear_inode_flag(inode, EXT4_INODE_HUGE_FILE); in ext4_inode_blocks_set()
4237 ext4_set_inode_flag(inode, EXT4_INODE_HUGE_FILE); in ext4_inode_blocks_set()
4239 i_blocks = i_blocks >> (inode->i_blkbits - 9); in ext4_inode_blocks_set()
4246 static int ext4_fill_raw_inode(struct inode *inode, struct ext4_inode *raw_inode) in ext4_fill_raw_inode() argument
4248 struct ext4_inode_info *ei = EXT4_I(inode); in ext4_fill_raw_inode()
4257 raw_inode->i_mode = cpu_to_le16(inode->i_mode); in ext4_fill_raw_inode()
4258 i_uid = i_uid_read(inode); in ext4_fill_raw_inode()
4259 i_gid = i_gid_read(inode); in ext4_fill_raw_inode()
4261 if (!(test_opt(inode->i_sb, NO_UID32))) { in ext4_fill_raw_inode()
4284 raw_inode->i_links_count = cpu_to_le16(inode->i_nlink); in ext4_fill_raw_inode()
4286 EXT4_INODE_SET_CTIME(inode, raw_inode); in ext4_fill_raw_inode()
4287 EXT4_INODE_SET_XTIME(i_mtime, inode, raw_inode); in ext4_fill_raw_inode()
4288 EXT4_INODE_SET_XTIME(i_atime, inode, raw_inode); in ext4_fill_raw_inode()
4293 if (likely(!test_opt2(inode->i_sb, HURD_COMPAT))) in ext4_fill_raw_inode()
4299 raw_inode->i_generation = cpu_to_le32(inode->i_generation); in ext4_fill_raw_inode()
4300 if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode)) { in ext4_fill_raw_inode()
4301 if (old_valid_dev(inode->i_rdev)) { in ext4_fill_raw_inode()
4303 cpu_to_le32(old_encode_dev(inode->i_rdev)); in ext4_fill_raw_inode()
4308 cpu_to_le32(new_encode_dev(inode->i_rdev)); in ext4_fill_raw_inode()
4311 } else if (!ext4_has_inline_data(inode)) { in ext4_fill_raw_inode()
4316 if (likely(!test_opt2(inode->i_sb, HURD_COMPAT))) { in ext4_fill_raw_inode()
4317 u64 ivers = ext4_inode_peek_iversion(inode); in ext4_fill_raw_inode()
4330 !ext4_has_feature_project(inode->i_sb)) in ext4_fill_raw_inode()
4333 if (EXT4_INODE_SIZE(inode->i_sb) > EXT4_GOOD_OLD_INODE_SIZE && in ext4_fill_raw_inode()
4337 ext4_inode_csum_set(inode, raw_inode, ei); in ext4_fill_raw_inode()
4348 struct inode *inode, struct ext4_iloc *iloc, in __ext4_get_inode_loc() argument
4402 if (inode && !ext4_test_inode_state(inode, EXT4_STATE_XATTR)) { in __ext4_get_inode_loc()
4435 if (!ext4_test_inode_state(inode, EXT4_STATE_NEW)) in __ext4_get_inode_loc()
4436 ext4_fill_raw_inode(inode, raw_inode); in __ext4_get_inode_loc()
4491 static int __ext4_get_inode_loc_noinmem(struct inode *inode, in __ext4_get_inode_loc_noinmem() argument
4497 ret = __ext4_get_inode_loc(inode->i_sb, inode->i_ino, NULL, iloc, in __ext4_get_inode_loc_noinmem()
4501 ext4_error_inode_block(inode, err_blk, EIO, in __ext4_get_inode_loc_noinmem()
4507 int ext4_get_inode_loc(struct inode *inode, struct ext4_iloc *iloc) in ext4_get_inode_loc() argument
4512 ret = __ext4_get_inode_loc(inode->i_sb, inode->i_ino, inode, iloc, in ext4_get_inode_loc()
4516 ext4_error_inode_block(inode, err_blk, EIO, in ext4_get_inode_loc()
4529 static bool ext4_should_enable_dax(struct inode *inode) in ext4_should_enable_dax() argument
4531 struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); in ext4_should_enable_dax()
4533 if (test_opt2(inode->i_sb, DAX_NEVER)) in ext4_should_enable_dax()
4535 if (!S_ISREG(inode->i_mode)) in ext4_should_enable_dax()
4537 if (ext4_should_journal_data(inode)) in ext4_should_enable_dax()
4539 if (ext4_has_inline_data(inode)) in ext4_should_enable_dax()
4541 if (ext4_test_inode_flag(inode, EXT4_INODE_ENCRYPT)) in ext4_should_enable_dax()
4543 if (ext4_test_inode_flag(inode, EXT4_INODE_VERITY)) in ext4_should_enable_dax()
4547 if (test_opt(inode->i_sb, DAX_ALWAYS)) in ext4_should_enable_dax()
4550 return ext4_test_inode_flag(inode, EXT4_INODE_DAX); in ext4_should_enable_dax()
4553 void ext4_set_inode_flags(struct inode *inode, bool init) in ext4_set_inode_flags() argument
4555 unsigned int flags = EXT4_I(inode)->i_flags; in ext4_set_inode_flags()
4558 WARN_ON_ONCE(IS_DAX(inode) && init); in ext4_set_inode_flags()
4573 new_fl |= (inode->i_flags & S_DAX); in ext4_set_inode_flags()
4574 if (init && ext4_should_enable_dax(inode)) in ext4_set_inode_flags()
4583 inode_set_flags(inode, new_fl, in ext4_set_inode_flags()
4592 struct inode *inode = &(ei->vfs_inode); in ext4_inode_blocks() local
4593 struct super_block *sb = inode->i_sb; in ext4_inode_blocks()
4599 if (ext4_test_inode_flag(inode, EXT4_INODE_HUGE_FILE)) { in ext4_inode_blocks()
4601 return i_blocks << (inode->i_blkbits - 9); in ext4_inode_blocks()
4610 static inline int ext4_iget_extra_inode(struct inode *inode, in ext4_iget_extra_inode() argument
4617 if (EXT4_INODE_HAS_XATTR_SPACE(inode) && in ext4_iget_extra_inode()
4621 ext4_set_inode_state(inode, EXT4_STATE_XATTR); in ext4_iget_extra_inode()
4622 err = ext4_find_inline_data_nolock(inode); in ext4_iget_extra_inode()
4623 if (!err && ext4_has_inline_data(inode)) in ext4_iget_extra_inode()
4624 ext4_set_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA); in ext4_iget_extra_inode()
4627 EXT4_I(inode)->i_inline_off = 0; in ext4_iget_extra_inode()
4631 int ext4_get_projid(struct inode *inode, kprojid_t *projid) in ext4_get_projid() argument
4633 if (!ext4_has_feature_project(inode->i_sb)) in ext4_get_projid()
4635 *projid = EXT4_I(inode)->i_projid; in ext4_get_projid()
4644 static inline void ext4_inode_set_iversion_queried(struct inode *inode, u64 val) in ext4_inode_set_iversion_queried() argument
4646 if (unlikely(EXT4_I(inode)->i_flags & EXT4_EA_INODE_FL)) in ext4_inode_set_iversion_queried()
4647 inode_set_iversion_raw(inode, val); in ext4_inode_set_iversion_queried()
4649 inode_set_iversion_queried(inode, val); in ext4_inode_set_iversion_queried()
4652 static const char *check_igot_inode(struct inode *inode, ext4_iget_flags flags) in check_igot_inode() argument
4656 if (!(EXT4_I(inode)->i_flags & EXT4_EA_INODE_FL)) in check_igot_inode()
4658 if (ext4_test_inode_state(inode, EXT4_STATE_XATTR) || in check_igot_inode()
4659 EXT4_I(inode)->i_file_acl) in check_igot_inode()
4662 if ((EXT4_I(inode)->i_flags & EXT4_EA_INODE_FL)) in check_igot_inode()
4665 if (is_bad_inode(inode) && !(flags & EXT4_IGET_BAD)) in check_igot_inode()
4670 struct inode *__ext4_iget(struct super_block *sb, unsigned long ino, in __ext4_iget()
4678 struct inode *inode; in __ext4_iget() local
4704 inode = iget_locked(sb, ino); in __ext4_iget()
4705 if (!inode) in __ext4_iget()
4707 if (!(inode->i_state & I_NEW)) { in __ext4_iget()
4708 if ((err_str = check_igot_inode(inode, flags)) != NULL) { in __ext4_iget()
4709 ext4_error_inode(inode, function, line, 0, err_str); in __ext4_iget()
4710 iput(inode); in __ext4_iget()
4713 return inode; in __ext4_iget()
4716 ei = EXT4_I(inode); in __ext4_iget()
4719 ret = __ext4_get_inode_loc_noinmem(inode, &iloc); in __ext4_iget()
4730 if (EXT4_INODE_SIZE(inode->i_sb) > EXT4_GOOD_OLD_INODE_SIZE) { in __ext4_iget()
4733 EXT4_INODE_SIZE(inode->i_sb) || in __ext4_iget()
4735 ext4_error_inode(inode, function, line, 0, in __ext4_iget()
4739 EXT4_INODE_SIZE(inode->i_sb)); in __ext4_iget()
4748 struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); in __ext4_iget()
4750 __le32 inum = cpu_to_le32(inode->i_ino); in __ext4_iget()
4758 if ((!ext4_inode_csum_verify(inode, raw_inode, ei) || in __ext4_iget()
4761 ext4_error_inode_err(inode, function, line, 0, in __ext4_iget()
4767 inode->i_mode = le16_to_cpu(raw_inode->i_mode); in __ext4_iget()
4777 if (!(test_opt(inode->i_sb, NO_UID32))) { in __ext4_iget()
4781 i_uid_write(inode, i_uid); in __ext4_iget()
4782 i_gid_write(inode, i_gid); in __ext4_iget()
4784 set_nlink(inode, le16_to_cpu(raw_inode->i_links_count)); in __ext4_iget()
4795 if (inode->i_nlink == 0) { in __ext4_iget()
4796 if ((inode->i_mode == 0 || flags & EXT4_IGET_SPECIAL || in __ext4_iget()
4797 !(EXT4_SB(inode->i_sb)->s_mount_state & EXT4_ORPHAN_FS)) && in __ext4_iget()
4801 ext4_error_inode(inode, function, line, 0, in __ext4_iget()
4816 ext4_set_inode_flags(inode, true); in __ext4_iget()
4817 inode->i_blocks = ext4_inode_blocks(raw_inode, ei); in __ext4_iget()
4822 inode->i_size = ext4_isize(sb, raw_inode); in __ext4_iget()
4823 if ((size = i_size_read(inode)) < 0) { in __ext4_iget()
4824 ext4_error_inode(inode, function, line, 0, in __ext4_iget()
4835 ext4_test_inode_flag(inode, EXT4_INODE_INDEX)) { in __ext4_iget()
4836 ext4_error_inode(inode, function, line, 0, in __ext4_iget()
4841 ei->i_disksize = inode->i_size; in __ext4_iget()
4845 inode->i_generation = le32_to_cpu(raw_inode->i_generation); in __ext4_iget()
4882 if (EXT4_INODE_SIZE(inode->i_sb) > EXT4_GOOD_OLD_INODE_SIZE) { in __ext4_iget()
4889 ret = ext4_iget_extra_inode(inode, raw_inode, ei); in __ext4_iget()
4895 EXT4_INODE_GET_CTIME(inode, raw_inode); in __ext4_iget()
4896 EXT4_INODE_GET_XTIME(i_mtime, inode, raw_inode); in __ext4_iget()
4897 EXT4_INODE_GET_XTIME(i_atime, inode, raw_inode); in __ext4_iget()
4900 if (likely(!test_opt2(inode->i_sb, HURD_COMPAT))) { in __ext4_iget()
4903 if (EXT4_INODE_SIZE(inode->i_sb) > EXT4_GOOD_OLD_INODE_SIZE) { in __ext4_iget()
4908 ext4_inode_set_iversion_queried(inode, ivers); in __ext4_iget()
4913 !ext4_inode_block_valid(inode, ei->i_file_acl, 1)) { in __ext4_iget()
4914 ext4_error_inode(inode, function, line, 0, in __ext4_iget()
4919 } else if (!ext4_has_inline_data(inode)) { in __ext4_iget()
4922 (S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode) || in __ext4_iget()
4923 (S_ISLNK(inode->i_mode) && in __ext4_iget()
4924 !ext4_inode_is_fast_symlink(inode)))) { in __ext4_iget()
4925 if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) in __ext4_iget()
4926 ret = ext4_ext_check_inode(inode); in __ext4_iget()
4928 ret = ext4_ind_check_inode(inode); in __ext4_iget()
4934 if (S_ISREG(inode->i_mode)) { in __ext4_iget()
4935 inode->i_op = &ext4_file_inode_operations; in __ext4_iget()
4936 inode->i_fop = &ext4_file_operations; in __ext4_iget()
4937 ext4_set_aops(inode); in __ext4_iget()
4938 } else if (S_ISDIR(inode->i_mode)) { in __ext4_iget()
4939 inode->i_op = &ext4_dir_inode_operations; in __ext4_iget()
4940 inode->i_fop = &ext4_dir_operations; in __ext4_iget()
4941 } else if (S_ISLNK(inode->i_mode)) { in __ext4_iget()
4943 if (IS_APPEND(inode) || IS_IMMUTABLE(inode)) { in __ext4_iget()
4944 ext4_error_inode(inode, function, line, 0, in __ext4_iget()
4950 if (IS_ENCRYPTED(inode)) { in __ext4_iget()
4951 inode->i_op = &ext4_encrypted_symlink_inode_operations; in __ext4_iget()
4952 } else if (ext4_inode_is_fast_symlink(inode)) { in __ext4_iget()
4953 inode->i_link = (char *)ei->i_data; in __ext4_iget()
4954 inode->i_op = &ext4_fast_symlink_inode_operations; in __ext4_iget()
4955 nd_terminate_link(ei->i_data, inode->i_size, in __ext4_iget()
4958 inode->i_op = &ext4_symlink_inode_operations; in __ext4_iget()
4960 } else if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode) || in __ext4_iget()
4961 S_ISFIFO(inode->i_mode) || S_ISSOCK(inode->i_mode)) { in __ext4_iget()
4962 inode->i_op = &ext4_special_inode_operations; in __ext4_iget()
4964 init_special_inode(inode, inode->i_mode, in __ext4_iget()
4967 init_special_inode(inode, inode->i_mode, in __ext4_iget()
4970 make_bad_inode(inode); in __ext4_iget()
4973 ext4_error_inode(inode, function, line, 0, in __ext4_iget()
4974 "iget: bogus i_mode (%o)", inode->i_mode); in __ext4_iget()
4977 if (IS_CASEFOLDED(inode) && !ext4_has_feature_casefold(inode->i_sb)) { in __ext4_iget()
4978 ext4_error_inode(inode, function, line, 0, in __ext4_iget()
4983 if ((err_str = check_igot_inode(inode, flags)) != NULL) { in __ext4_iget()
4984 ext4_error_inode(inode, function, line, 0, err_str); in __ext4_iget()
4990 unlock_new_inode(inode); in __ext4_iget()
4991 return inode; in __ext4_iget()
4995 iget_failed(inode); in __ext4_iget()
5004 struct inode *inode; in __ext4_update_other_inode_time() local
5006 inode = find_inode_by_ino_rcu(sb, ino); in __ext4_update_other_inode_time()
5007 if (!inode) in __ext4_update_other_inode_time()
5010 if (!inode_is_dirtytime_only(inode)) in __ext4_update_other_inode_time()
5013 spin_lock(&inode->i_lock); in __ext4_update_other_inode_time()
5014 if (inode_is_dirtytime_only(inode)) { in __ext4_update_other_inode_time()
5015 struct ext4_inode_info *ei = EXT4_I(inode); in __ext4_update_other_inode_time()
5017 inode->i_state &= ~I_DIRTY_TIME; in __ext4_update_other_inode_time()
5018 spin_unlock(&inode->i_lock); in __ext4_update_other_inode_time()
5021 EXT4_INODE_SET_CTIME(inode, raw_inode); in __ext4_update_other_inode_time()
5022 EXT4_INODE_SET_XTIME(i_mtime, inode, raw_inode); in __ext4_update_other_inode_time()
5023 EXT4_INODE_SET_XTIME(i_atime, inode, raw_inode); in __ext4_update_other_inode_time()
5024 ext4_inode_csum_set(inode, raw_inode, ei); in __ext4_update_other_inode_time()
5026 trace_ext4_other_inode_update_time(inode, orig_ino); in __ext4_update_other_inode_time()
5029 spin_unlock(&inode->i_lock); in __ext4_update_other_inode_time()
5067 struct inode *inode, in ext4_do_update_inode() argument
5071 struct ext4_inode_info *ei = EXT4_I(inode); in ext4_do_update_inode()
5073 struct super_block *sb = inode->i_sb; in ext4_do_update_inode()
5083 if (ext4_test_inode_state(inode, EXT4_STATE_NEW)) in ext4_do_update_inode()
5084 memset(raw_inode, 0, EXT4_SB(inode->i_sb)->s_inode_size); in ext4_do_update_inode()
5086 if (READ_ONCE(ei->i_disksize) != ext4_isize(inode->i_sb, raw_inode)) in ext4_do_update_inode()
5094 err = ext4_fill_raw_inode(inode, raw_inode); in ext4_do_update_inode()
5097 EXT4_ERROR_INODE(inode, "corrupted inode contents"); in ext4_do_update_inode()
5101 if (inode->i_sb->s_flags & SB_LAZYTIME) in ext4_do_update_inode()
5102 ext4_update_other_inodes_time(inode->i_sb, inode->i_ino, in ext4_do_update_inode()
5109 ext4_clear_inode_state(inode, EXT4_STATE_NEW); in ext4_do_update_inode()
5125 ext4_update_inode_fsync_trans(handle, inode, need_datasync); in ext4_do_update_inode()
5127 ext4_std_error(inode->i_sb, err); in ext4_do_update_inode()
5167 int ext4_write_inode(struct inode *inode, struct writeback_control *wbc) in ext4_write_inode() argument
5174 if (unlikely(ext4_forced_shutdown(inode->i_sb))) in ext4_write_inode()
5177 if (EXT4_SB(inode->i_sb)->s_journal) { in ext4_write_inode()
5192 err = ext4_fc_commit(EXT4_SB(inode->i_sb)->s_journal, in ext4_write_inode()
5193 EXT4_I(inode)->i_sync_tid); in ext4_write_inode()
5197 err = __ext4_get_inode_loc_noinmem(inode, &iloc); in ext4_write_inode()
5207 ext4_error_inode_block(inode, iloc.bh->b_blocknr, EIO, in ext4_write_inode()
5221 static void ext4_wait_for_tail_page_commit(struct inode *inode) in ext4_wait_for_tail_page_commit() argument
5224 journal_t *journal = EXT4_SB(inode->i_sb)->s_journal; in ext4_wait_for_tail_page_commit()
5228 offset = inode->i_size & (PAGE_SIZE - 1); in ext4_wait_for_tail_page_commit()
5238 if (!offset || offset > (PAGE_SIZE - i_blocksize(inode))) in ext4_wait_for_tail_page_commit()
5241 struct folio *folio = filemap_lock_folio(inode->i_mapping, in ext4_wait_for_tail_page_commit()
5242 inode->i_size >> PAGE_SHIFT); in ext4_wait_for_tail_page_commit()
5288 struct inode *inode = d_inode(dentry); in ext4_setattr() local
5294 if (unlikely(ext4_forced_shutdown(inode->i_sb))) in ext4_setattr()
5297 if (unlikely(IS_IMMUTABLE(inode))) in ext4_setattr()
5300 if (unlikely(IS_APPEND(inode) && in ext4_setattr()
5317 if (is_quota_modification(idmap, inode, attr)) { in ext4_setattr()
5318 error = dquot_initialize(inode); in ext4_setattr()
5323 if (i_uid_needs_update(idmap, attr, inode) || in ext4_setattr()
5324 i_gid_needs_update(idmap, attr, inode)) { in ext4_setattr()
5329 handle = ext4_journal_start(inode, EXT4_HT_QUOTA, in ext4_setattr()
5330 (EXT4_MAXQUOTAS_INIT_BLOCKS(inode->i_sb) + in ext4_setattr()
5331 EXT4_MAXQUOTAS_DEL_BLOCKS(inode->i_sb)) + 3); in ext4_setattr()
5340 down_read(&EXT4_I(inode)->xattr_sem); in ext4_setattr()
5341 error = dquot_transfer(idmap, inode, attr); in ext4_setattr()
5342 up_read(&EXT4_I(inode)->xattr_sem); in ext4_setattr()
5350 i_uid_update(idmap, attr, inode); in ext4_setattr()
5351 i_gid_update(idmap, attr, inode); in ext4_setattr()
5352 error = ext4_mark_inode_dirty(handle, inode); in ext4_setattr()
5361 loff_t oldsize = inode->i_size; in ext4_setattr()
5363 int shrink = (attr->ia_size < inode->i_size); in ext4_setattr()
5365 if (!(ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS))) { in ext4_setattr()
5366 struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); in ext4_setattr()
5372 if (!S_ISREG(inode->i_mode)) { in ext4_setattr()
5376 if (attr->ia_size == inode->i_size) in ext4_setattr()
5380 if (ext4_should_order_data(inode)) { in ext4_setattr()
5381 error = ext4_begin_ordered_truncate(inode, in ext4_setattr()
5390 inode_dio_wait(inode); in ext4_setattr()
5393 filemap_invalidate_lock(inode->i_mapping); in ext4_setattr()
5395 rc = ext4_break_layouts(inode); in ext4_setattr()
5397 filemap_invalidate_unlock(inode->i_mapping); in ext4_setattr()
5401 if (attr->ia_size != inode->i_size) { in ext4_setattr()
5402 handle = ext4_journal_start(inode, EXT4_HT_INODE, 3); in ext4_setattr()
5408 error = ext4_orphan_add(handle, inode); in ext4_setattr()
5416 inode->i_mtime = inode_set_ctime_current(inode); in ext4_setattr()
5419 ext4_fc_track_range(handle, inode, in ext4_setattr()
5421 inode->i_sb->s_blocksize_bits, in ext4_setattr()
5425 handle, inode, in ext4_setattr()
5427 inode->i_sb->s_blocksize_bits, in ext4_setattr()
5429 inode->i_sb->s_blocksize_bits); in ext4_setattr()
5431 down_write(&EXT4_I(inode)->i_data_sem); in ext4_setattr()
5432 old_disksize = EXT4_I(inode)->i_disksize; in ext4_setattr()
5433 EXT4_I(inode)->i_disksize = attr->ia_size; in ext4_setattr()
5434 rc = ext4_mark_inode_dirty(handle, inode); in ext4_setattr()
5443 i_size_write(inode, attr->ia_size); in ext4_setattr()
5445 EXT4_I(inode)->i_disksize = old_disksize; in ext4_setattr()
5446 up_write(&EXT4_I(inode)->i_data_sem); in ext4_setattr()
5451 pagecache_isize_extended(inode, oldsize, in ext4_setattr()
5452 inode->i_size); in ext4_setattr()
5453 } else if (ext4_should_journal_data(inode)) { in ext4_setattr()
5454 ext4_wait_for_tail_page_commit(inode); in ext4_setattr()
5462 truncate_pagecache(inode, inode->i_size); in ext4_setattr()
5468 rc = ext4_truncate(inode); in ext4_setattr()
5473 filemap_invalidate_unlock(inode->i_mapping); in ext4_setattr()
5478 inode_inc_iversion(inode); in ext4_setattr()
5479 setattr_copy(idmap, inode, attr); in ext4_setattr()
5480 mark_inode_dirty(inode); in ext4_setattr()
5487 if (orphan && inode->i_nlink) in ext4_setattr()
5488 ext4_orphan_del(NULL, inode); in ext4_setattr()
5491 rc = posix_acl_chmod(idmap, dentry, inode->i_mode); in ext4_setattr()
5495 ext4_std_error(inode->i_sb, error); in ext4_setattr()
5501 u32 ext4_dio_alignment(struct inode *inode) in ext4_dio_alignment() argument
5503 if (fsverity_active(inode)) in ext4_dio_alignment()
5505 if (ext4_should_journal_data(inode)) in ext4_dio_alignment()
5507 if (ext4_has_inline_data(inode)) in ext4_dio_alignment()
5509 if (IS_ENCRYPTED(inode)) { in ext4_dio_alignment()
5510 if (!fscrypt_dio_supported(inode)) in ext4_dio_alignment()
5512 return i_blocksize(inode); in ext4_dio_alignment()
5520 struct inode *inode = d_inode(path->dentry); in ext4_getattr() local
5522 struct ext4_inode_info *ei = EXT4_I(inode); in ext4_getattr()
5537 if ((request_mask & STATX_DIOALIGN) && S_ISREG(inode->i_mode)) { in ext4_getattr()
5538 u32 dio_align = ext4_dio_alignment(inode); in ext4_getattr()
5542 struct block_device *bdev = inode->i_sb->s_bdev; in ext4_getattr()
5574 generic_fillattr(idmap, request_mask, inode, stat); in ext4_getattr()
5582 struct inode *inode = d_inode(path->dentry); in ext4_file_getattr() local
5593 if (unlikely(ext4_has_inline_data(inode))) in ext4_file_getattr()
5606 delalloc_blocks = EXT4_C2B(EXT4_SB(inode->i_sb), in ext4_file_getattr()
5607 EXT4_I(inode)->i_reserved_data_blocks); in ext4_file_getattr()
5608 stat->blocks += delalloc_blocks << (inode->i_sb->s_blocksize_bits - 9); in ext4_file_getattr()
5612 static int ext4_index_trans_blocks(struct inode *inode, int lblocks, in ext4_index_trans_blocks() argument
5615 if (!(ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS))) in ext4_index_trans_blocks()
5616 return ext4_ind_trans_blocks(inode, lblocks); in ext4_index_trans_blocks()
5617 return ext4_ext_index_trans_blocks(inode, pextents); in ext4_index_trans_blocks()
5631 static int ext4_meta_trans_blocks(struct inode *inode, int lblocks, in ext4_meta_trans_blocks() argument
5634 ext4_group_t groups, ngroups = ext4_get_groups_count(inode->i_sb); in ext4_meta_trans_blocks()
5643 idxblocks = ext4_index_trans_blocks(inode, lblocks, pextents); in ext4_meta_trans_blocks()
5655 if (groups > EXT4_SB(inode->i_sb)->s_gdb_count) in ext4_meta_trans_blocks()
5656 gdpblocks = EXT4_SB(inode->i_sb)->s_gdb_count; in ext4_meta_trans_blocks()
5662 ret += EXT4_META_TRANS_BLOCKS(inode->i_sb); in ext4_meta_trans_blocks()
5677 int ext4_writepage_trans_blocks(struct inode *inode) in ext4_writepage_trans_blocks() argument
5679 int bpp = ext4_journal_blocks_per_page(inode); in ext4_writepage_trans_blocks()
5682 ret = ext4_meta_trans_blocks(inode, bpp, bpp); in ext4_writepage_trans_blocks()
5685 if (ext4_should_journal_data(inode)) in ext4_writepage_trans_blocks()
5699 int ext4_chunk_trans_blocks(struct inode *inode, int nrblocks) in ext4_chunk_trans_blocks() argument
5701 return ext4_meta_trans_blocks(inode, nrblocks, 1); in ext4_chunk_trans_blocks()
5709 struct inode *inode, struct ext4_iloc *iloc) in ext4_mark_iloc_dirty() argument
5713 if (unlikely(ext4_forced_shutdown(inode->i_sb))) { in ext4_mark_iloc_dirty()
5717 ext4_fc_track_inode(handle, inode); in ext4_mark_iloc_dirty()
5723 err = ext4_do_update_inode(handle, inode, iloc); in ext4_mark_iloc_dirty()
5734 ext4_reserve_inode_write(handle_t *handle, struct inode *inode, in ext4_reserve_inode_write() argument
5739 if (unlikely(ext4_forced_shutdown(inode->i_sb))) in ext4_reserve_inode_write()
5742 err = ext4_get_inode_loc(inode, iloc); in ext4_reserve_inode_write()
5745 err = ext4_journal_get_write_access(handle, inode->i_sb, in ext4_reserve_inode_write()
5752 ext4_std_error(inode->i_sb, err); in ext4_reserve_inode_write()
5756 static int __ext4_expand_extra_isize(struct inode *inode, in __ext4_expand_extra_isize() argument
5763 unsigned int inode_size = EXT4_INODE_SIZE(inode->i_sb); in __ext4_expand_extra_isize()
5764 struct ext4_inode_info *ei = EXT4_I(inode); in __ext4_expand_extra_isize()
5770 EXT4_ERROR_INODE(inode, "bad extra_isize %u (inode size %u)", in __ext4_expand_extra_isize()
5772 EXT4_INODE_SIZE(inode->i_sb)); in __ext4_expand_extra_isize()
5782 header = IHDR(inode, raw_inode); in __ext4_expand_extra_isize()
5785 if (!ext4_test_inode_state(inode, EXT4_STATE_XATTR) || in __ext4_expand_extra_isize()
5788 EXT4_I(inode)->i_extra_isize, 0, in __ext4_expand_extra_isize()
5789 new_extra_isize - EXT4_I(inode)->i_extra_isize); in __ext4_expand_extra_isize()
5790 EXT4_I(inode)->i_extra_isize = new_extra_isize; in __ext4_expand_extra_isize()
5799 if (dquot_initialize_needed(inode)) in __ext4_expand_extra_isize()
5803 error = ext4_expand_extra_isize_ea(inode, new_extra_isize, in __ext4_expand_extra_isize()
5819 static int ext4_try_to_expand_extra_isize(struct inode *inode, in ext4_try_to_expand_extra_isize() argument
5827 if (ext4_test_inode_state(inode, EXT4_STATE_NO_EXPAND)) in ext4_try_to_expand_extra_isize()
5840 EXT4_DATA_TRANS_BLOCKS(inode->i_sb), 0) != 0) in ext4_try_to_expand_extra_isize()
5843 if (ext4_write_trylock_xattr(inode, &no_expand) == 0) in ext4_try_to_expand_extra_isize()
5846 error = __ext4_expand_extra_isize(inode, new_extra_isize, &iloc, in ext4_try_to_expand_extra_isize()
5848 ext4_write_unlock_xattr(inode, &no_expand); in ext4_try_to_expand_extra_isize()
5853 int ext4_expand_extra_isize(struct inode *inode, in ext4_expand_extra_isize() argument
5861 if (ext4_test_inode_state(inode, EXT4_STATE_NO_EXPAND)) { in ext4_expand_extra_isize()
5866 handle = ext4_journal_start(inode, EXT4_HT_INODE, in ext4_expand_extra_isize()
5867 EXT4_DATA_TRANS_BLOCKS(inode->i_sb)); in ext4_expand_extra_isize()
5874 ext4_write_lock_xattr(inode, &no_expand); in ext4_expand_extra_isize()
5877 error = ext4_journal_get_write_access(handle, inode->i_sb, iloc->bh, in ext4_expand_extra_isize()
5884 error = __ext4_expand_extra_isize(inode, new_extra_isize, iloc, in ext4_expand_extra_isize()
5887 rc = ext4_mark_iloc_dirty(handle, inode, iloc); in ext4_expand_extra_isize()
5892 ext4_write_unlock_xattr(inode, &no_expand); in ext4_expand_extra_isize()
5910 int __ext4_mark_inode_dirty(handle_t *handle, struct inode *inode, in __ext4_mark_inode_dirty() argument
5914 struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); in __ext4_mark_inode_dirty()
5918 trace_ext4_mark_inode_dirty(inode, _RET_IP_); in __ext4_mark_inode_dirty()
5919 err = ext4_reserve_inode_write(handle, inode, &iloc); in __ext4_mark_inode_dirty()
5923 if (EXT4_I(inode)->i_extra_isize < sbi->s_want_extra_isize) in __ext4_mark_inode_dirty()
5924 ext4_try_to_expand_extra_isize(inode, sbi->s_want_extra_isize, in __ext4_mark_inode_dirty()
5927 err = ext4_mark_iloc_dirty(handle, inode, &iloc); in __ext4_mark_inode_dirty()
5930 ext4_error_inode_err(inode, func, line, 0, err, in __ext4_mark_inode_dirty()
5949 void ext4_dirty_inode(struct inode *inode, int flags) in ext4_dirty_inode() argument
5953 handle = ext4_journal_start(inode, EXT4_HT_INODE, 2); in ext4_dirty_inode()
5956 ext4_mark_inode_dirty(handle, inode); in ext4_dirty_inode()
5960 int ext4_change_inode_journal_flag(struct inode *inode, int val) in ext4_change_inode_journal_flag() argument
5977 journal = EXT4_JOURNAL(inode); in ext4_change_inode_journal_flag()
5984 inode_dio_wait(inode); in ext4_change_inode_journal_flag()
5995 filemap_invalidate_lock(inode->i_mapping); in ext4_change_inode_journal_flag()
5996 err = filemap_write_and_wait(inode->i_mapping); in ext4_change_inode_journal_flag()
5998 filemap_invalidate_unlock(inode->i_mapping); in ext4_change_inode_journal_flag()
6003 alloc_ctx = ext4_writepages_down_write(inode->i_sb); in ext4_change_inode_journal_flag()
6015 ext4_set_inode_flag(inode, EXT4_INODE_JOURNAL_DATA); in ext4_change_inode_journal_flag()
6020 ext4_writepages_up_write(inode->i_sb, alloc_ctx); in ext4_change_inode_journal_flag()
6023 ext4_clear_inode_flag(inode, EXT4_INODE_JOURNAL_DATA); in ext4_change_inode_journal_flag()
6025 ext4_set_aops(inode); in ext4_change_inode_journal_flag()
6028 ext4_writepages_up_write(inode->i_sb, alloc_ctx); in ext4_change_inode_journal_flag()
6031 filemap_invalidate_unlock(inode->i_mapping); in ext4_change_inode_journal_flag()
6035 handle = ext4_journal_start(inode, EXT4_HT_INODE, 1); in ext4_change_inode_journal_flag()
6039 ext4_fc_mark_ineligible(inode->i_sb, in ext4_change_inode_journal_flag()
6041 err = ext4_mark_inode_dirty(handle, inode); in ext4_change_inode_journal_flag()
6044 ext4_std_error(inode->i_sb, err); in ext4_change_inode_journal_flag()
6049 static int ext4_bh_unmapped(handle_t *handle, struct inode *inode, in ext4_bh_unmapped() argument
6064 struct inode *inode = file_inode(file); in ext4_page_mkwrite() local
6065 struct address_space *mapping = inode->i_mapping; in ext4_page_mkwrite()
6070 if (unlikely(IS_IMMUTABLE(inode))) in ext4_page_mkwrite()
6073 sb_start_pagefault(inode->i_sb); in ext4_page_mkwrite()
6078 err = ext4_convert_inline_data(inode); in ext4_page_mkwrite()
6088 if (ext4_should_journal_data(inode)) in ext4_page_mkwrite()
6092 if (test_opt(inode->i_sb, DELALLOC) && in ext4_page_mkwrite()
6093 !ext4_nonda_switch(inode->i_sb)) { in ext4_page_mkwrite()
6098 ext4_should_retry_alloc(inode->i_sb, &retries)); in ext4_page_mkwrite()
6103 size = i_size_read(inode); in ext4_page_mkwrite()
6122 if (!ext4_walk_page_buffers(NULL, inode, folio_buffers(folio), in ext4_page_mkwrite()
6133 if (ext4_should_dioread_nolock(inode)) in ext4_page_mkwrite()
6138 handle = ext4_journal_start(inode, EXT4_HT_WRITE_PAGE, in ext4_page_mkwrite()
6139 ext4_writepage_trans_blocks(inode)); in ext4_page_mkwrite()
6149 if (!ext4_should_journal_data(inode)) { in ext4_page_mkwrite()
6153 size = i_size_read(inode); in ext4_page_mkwrite()
6174 if (err == -ENOSPC && ext4_should_retry_alloc(inode->i_sb, &retries)) in ext4_page_mkwrite()
6180 sb_end_pagefault(inode->i_sb); in ext4_page_mkwrite()