21 void f2fs_set_inode_flags(struct inode *inode)  in f2fs_set_inode_flags()  argument
23 	unsigned int flags = F2FS_I(inode)->i_flags;  in f2fs_set_inode_flags()
36 	inode_set_flags(inode, new_fl,  in f2fs_set_inode_flags()
40 static void __get_inode_rdev(struct inode *inode, struct f2fs_inode *ri)  in __get_inode_rdev()  argument
42 	if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode) ||  in __get_inode_rdev()
43 			S_ISFIFO(inode->i_mode) || S_ISSOCK(inode->i_mode)) {  in __get_inode_rdev()
45 			inode->i_rdev =  in __get_inode_rdev()
48 			inode->i_rdev =  in __get_inode_rdev()
62 static void __set_inode_rdev(struct inode *inode, struct f2fs_inode *ri)  in __set_inode_rdev()  argument
64 	if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode)) {  in __set_inode_rdev()
65 		if (old_valid_dev(inode->i_rdev)) {  in __set_inode_rdev()
67 				cpu_to_le32(old_encode_dev(inode->i_rdev));  in __set_inode_rdev()
72 				cpu_to_le32(new_encode_dev(inode->i_rdev));  in __set_inode_rdev()
78 static void __recover_inline_status(struct inode *inode, struct page *ipage)  in __recover_inline_status()  argument
88 			set_inode_flag(F2FS_I(inode), FI_DATA_EXIST);  in __recover_inline_status()
89 			set_raw_inline(F2FS_I(inode), F2FS_INODE(ipage));  in __recover_inline_status()
97 static int do_read_inode(struct inode *inode)  in do_read_inode()  argument
99 	struct f2fs_sb_info *sbi = F2FS_I_SB(inode);  in do_read_inode()
100 	struct f2fs_inode_info *fi = F2FS_I(inode);  in do_read_inode()
105 	if (check_nid_range(sbi, inode->i_ino)) {  in do_read_inode()
106 		f2fs_msg(inode->i_sb, KERN_ERR, "bad inode number: %lu",  in do_read_inode()
107 			 (unsigned long) inode->i_ino);  in do_read_inode()
112 	node_page = get_node_page(sbi, inode->i_ino);  in do_read_inode()
118 	inode->i_mode = le16_to_cpu(ri->i_mode);  in do_read_inode()
119 	i_uid_write(inode, le32_to_cpu(ri->i_uid));  in do_read_inode()
120 	i_gid_write(inode, le32_to_cpu(ri->i_gid));  in do_read_inode()
121 	set_nlink(inode, le32_to_cpu(ri->i_links));  in do_read_inode()
122 	inode->i_size = le64_to_cpu(ri->i_size);  in do_read_inode()
123 	inode->i_blocks = le64_to_cpu(ri->i_blocks);  in do_read_inode()
125 	inode->i_atime.tv_sec = le64_to_cpu(ri->i_atime);  in do_read_inode()
126 	inode->i_ctime.tv_sec = le64_to_cpu(ri->i_ctime);  in do_read_inode()
127 	inode->i_mtime.tv_sec = le64_to_cpu(ri->i_mtime);  in do_read_inode()
128 	inode->i_atime.tv_nsec = le32_to_cpu(ri->i_atime_nsec);  in do_read_inode()
129 	inode->i_ctime.tv_nsec = le32_to_cpu(ri->i_ctime_nsec);  in do_read_inode()
130 	inode->i_mtime.tv_nsec = le32_to_cpu(ri->i_mtime_nsec);  in do_read_inode()
131 	inode->i_generation = le32_to_cpu(ri->i_generation);  in do_read_inode()
141 	f2fs_init_extent_tree(inode, &ri->i_ext);  in do_read_inode()
146 	if (f2fs_has_inline_data(inode) && !f2fs_exist_data(inode))  in do_read_inode()
147 		__recover_inline_status(inode, node_page);  in do_read_inode()
150 	__get_inode_rdev(inode, ri);  in do_read_inode()
153 		set_inode_flag(F2FS_I(inode), FI_FIRST_BLOCK_WRITTEN);  in do_read_inode()
157 	stat_inc_inline_xattr(inode);  in do_read_inode()
158 	stat_inc_inline_inode(inode);  in do_read_inode()
159 	stat_inc_inline_dir(inode);  in do_read_inode()
164 struct inode *f2fs_iget(struct super_block *sb, unsigned long ino)  in f2fs_iget()
167 	struct inode *inode;  in f2fs_iget()  local
170 	inode = iget_locked(sb, ino);  in f2fs_iget()
171 	if (!inode)  in f2fs_iget()
174 	if (!(inode->i_state & I_NEW)) {  in f2fs_iget()
175 		trace_f2fs_iget(inode);  in f2fs_iget()
176 		return inode;  in f2fs_iget()
181 	ret = do_read_inode(inode);  in f2fs_iget()
186 		inode->i_mapping->a_ops = &f2fs_node_aops;  in f2fs_iget()
187 		mapping_set_gfp_mask(inode->i_mapping, GFP_F2FS_ZERO);  in f2fs_iget()
189 		inode->i_mapping->a_ops = &f2fs_meta_aops;  in f2fs_iget()
190 		mapping_set_gfp_mask(inode->i_mapping, GFP_F2FS_ZERO);  in f2fs_iget()
191 	} else if (S_ISREG(inode->i_mode)) {  in f2fs_iget()
192 		inode->i_op = &f2fs_file_inode_operations;  in f2fs_iget()
193 		inode->i_fop = &f2fs_file_operations;  in f2fs_iget()
194 		inode->i_mapping->a_ops = &f2fs_dblock_aops;  in f2fs_iget()
195 	} else if (S_ISDIR(inode->i_mode)) {  in f2fs_iget()
196 		inode->i_op = &f2fs_dir_inode_operations;  in f2fs_iget()
197 		inode->i_fop = &f2fs_dir_operations;  in f2fs_iget()
198 		inode->i_mapping->a_ops = &f2fs_dblock_aops;  in f2fs_iget()
199 		mapping_set_gfp_mask(inode->i_mapping, GFP_F2FS_HIGH_ZERO);  in f2fs_iget()
200 	} else if (S_ISLNK(inode->i_mode)) {  in f2fs_iget()
201 		if (f2fs_encrypted_inode(inode))  in f2fs_iget()
202 			inode->i_op = &f2fs_encrypted_symlink_inode_operations;  in f2fs_iget()
204 			inode->i_op = &f2fs_symlink_inode_operations;  in f2fs_iget()
205 		inode->i_mapping->a_ops = &f2fs_dblock_aops;  in f2fs_iget()
206 	} else if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode) ||  in f2fs_iget()
207 			S_ISFIFO(inode->i_mode) || S_ISSOCK(inode->i_mode)) {  in f2fs_iget()
208 		inode->i_op = &f2fs_special_inode_operations;  in f2fs_iget()
209 		init_special_inode(inode, inode->i_mode, inode->i_rdev);  in f2fs_iget()
214 	unlock_new_inode(inode);  in f2fs_iget()
215 	trace_f2fs_iget(inode);  in f2fs_iget()
216 	return inode;  in f2fs_iget()
219 	iget_failed(inode);  in f2fs_iget()
220 	trace_f2fs_iget_exit(inode, ret);  in f2fs_iget()
224 void update_inode(struct inode *inode, struct page *node_page)  in update_inode()  argument
232 	ri->i_mode = cpu_to_le16(inode->i_mode);  in update_inode()
233 	ri->i_advise = F2FS_I(inode)->i_advise;  in update_inode()
234 	ri->i_uid = cpu_to_le32(i_uid_read(inode));  in update_inode()
235 	ri->i_gid = cpu_to_le32(i_gid_read(inode));  in update_inode()
236 	ri->i_links = cpu_to_le32(inode->i_nlink);  in update_inode()
237 	ri->i_size = cpu_to_le64(i_size_read(inode));  in update_inode()
238 	ri->i_blocks = cpu_to_le64(inode->i_blocks);  in update_inode()
240 	if (F2FS_I(inode)->extent_tree)  in update_inode()
241 		set_raw_extent(&F2FS_I(inode)->extent_tree->largest,  in update_inode()
245 	set_raw_inline(F2FS_I(inode), ri);  in update_inode()
247 	ri->i_atime = cpu_to_le64(inode->i_atime.tv_sec);  in update_inode()
248 	ri->i_ctime = cpu_to_le64(inode->i_ctime.tv_sec);  in update_inode()
249 	ri->i_mtime = cpu_to_le64(inode->i_mtime.tv_sec);  in update_inode()
250 	ri->i_atime_nsec = cpu_to_le32(inode->i_atime.tv_nsec);  in update_inode()
251 	ri->i_ctime_nsec = cpu_to_le32(inode->i_ctime.tv_nsec);  in update_inode()
252 	ri->i_mtime_nsec = cpu_to_le32(inode->i_mtime.tv_nsec);  in update_inode()
253 	ri->i_current_depth = cpu_to_le32(F2FS_I(inode)->i_current_depth);  in update_inode()
254 	ri->i_xattr_nid = cpu_to_le32(F2FS_I(inode)->i_xattr_nid);  in update_inode()
255 	ri->i_flags = cpu_to_le32(F2FS_I(inode)->i_flags);  in update_inode()
256 	ri->i_pino = cpu_to_le32(F2FS_I(inode)->i_pino);  in update_inode()
257 	ri->i_generation = cpu_to_le32(inode->i_generation);  in update_inode()
258 	ri->i_dir_level = F2FS_I(inode)->i_dir_level;  in update_inode()
260 	__set_inode_rdev(inode, ri);  in update_inode()
261 	set_cold_node(inode, node_page);  in update_inode()
264 	clear_inode_flag(F2FS_I(inode), FI_DIRTY_INODE);  in update_inode()
267 void update_inode_page(struct inode *inode)  in update_inode_page()  argument
269 	struct f2fs_sb_info *sbi = F2FS_I_SB(inode);  in update_inode_page()
272 	node_page = get_node_page(sbi, inode->i_ino);  in update_inode_page()
283 	update_inode(inode, node_page);  in update_inode_page()
287 int f2fs_write_inode(struct inode *inode, struct writeback_control *wbc)  in f2fs_write_inode()  argument
289 	struct f2fs_sb_info *sbi = F2FS_I_SB(inode);  in f2fs_write_inode()
291 	if (inode->i_ino == F2FS_NODE_INO(sbi) ||  in f2fs_write_inode()
292 			inode->i_ino == F2FS_META_INO(sbi))  in f2fs_write_inode()
295 	if (!is_inode_flag_set(F2FS_I(inode), FI_DIRTY_INODE))  in f2fs_write_inode()
302 	update_inode_page(inode);  in f2fs_write_inode()
311 void f2fs_evict_inode(struct inode *inode)  in f2fs_evict_inode()  argument
313 	struct f2fs_sb_info *sbi = F2FS_I_SB(inode);  in f2fs_evict_inode()
314 	struct f2fs_inode_info *fi = F2FS_I(inode);  in f2fs_evict_inode()
319 	if (f2fs_is_atomic_file(inode))  in f2fs_evict_inode()
320 		commit_inmem_pages(inode, true);  in f2fs_evict_inode()
322 	trace_f2fs_evict_inode(inode);  in f2fs_evict_inode()
323 	truncate_inode_pages_final(&inode->i_data);  in f2fs_evict_inode()
325 	if (inode->i_ino == F2FS_NODE_INO(sbi) ||  in f2fs_evict_inode()
326 			inode->i_ino == F2FS_META_INO(sbi))  in f2fs_evict_inode()
329 	f2fs_bug_on(sbi, get_dirty_pages(inode));  in f2fs_evict_inode()
330 	remove_dirty_dir_inode(inode);  in f2fs_evict_inode()
332 	f2fs_destroy_extent_tree(inode);  in f2fs_evict_inode()
334 	if (inode->i_nlink || is_bad_inode(inode))  in f2fs_evict_inode()
337 	sb_start_intwrite(inode->i_sb);  in f2fs_evict_inode()
339 	i_size_write(inode, 0);  in f2fs_evict_inode()
341 	if (F2FS_HAS_BLOCKS(inode))  in f2fs_evict_inode()
342 		err = f2fs_truncate(inode, true);  in f2fs_evict_inode()
346 		err = remove_inode_page(inode);  in f2fs_evict_inode()
350 	sb_end_intwrite(inode->i_sb);  in f2fs_evict_inode()
352 	stat_dec_inline_xattr(inode);  in f2fs_evict_inode()
353 	stat_dec_inline_dir(inode);  in f2fs_evict_inode()
354 	stat_dec_inline_inode(inode);  in f2fs_evict_inode()
356 	invalidate_mapping_pages(NODE_MAPPING(sbi), inode->i_ino, inode->i_ino);  in f2fs_evict_inode()
360 		add_dirty_inode(sbi, inode->i_ino, APPEND_INO);  in f2fs_evict_inode()
362 		add_dirty_inode(sbi, inode->i_ino, UPDATE_INO);  in f2fs_evict_inode()
365 			alloc_nid_done(sbi, inode->i_ino);  in f2fs_evict_inode()
367 			alloc_nid_failed(sbi, inode->i_ino);  in f2fs_evict_inode()
372 		if (!exist_written_data(sbi, inode->i_ino, ORPHAN_INO)) {  in f2fs_evict_inode()
381 				"to fix this issue!", inode->i_ino);  in f2fs_evict_inode()
387 		f2fs_free_encryption_info(inode, fi->i_crypt_info);  in f2fs_evict_inode()
389 	clear_inode(inode);  in f2fs_evict_inode()
393 void handle_failed_inode(struct inode *inode)  in handle_failed_inode()  argument
395 	struct f2fs_sb_info *sbi = F2FS_I_SB(inode);  in handle_failed_inode()
398 	clear_nlink(inode);  in handle_failed_inode()
399 	make_bad_inode(inode);  in handle_failed_inode()
400 	unlock_new_inode(inode);  in handle_failed_inode()
402 	i_size_write(inode, 0);  in handle_failed_inode()
403 	if (F2FS_HAS_BLOCKS(inode))  in handle_failed_inode()
404 		err = f2fs_truncate(inode, false);  in handle_failed_inode()
407 		err = remove_inode_page(inode);  in handle_failed_inode()
423 			add_orphan_inode(sbi, inode->i_ino);  in handle_failed_inode()
426 	set_inode_flag(F2FS_I(inode), FI_FREE_NID);  in handle_failed_inode()
430 	iput(inode);  in handle_failed_inode()