12 static int erofs_read_inode(struct inode *inode, void *data)  in erofs_read_inode()  argument
14 	struct erofs_inode *vi = EROFS_I(inode);  in erofs_read_inode()
19 	struct erofs_sb_info *sbi = EROFS_SB(inode->i_sb);  in erofs_read_inode()
25 		erofs_err(inode->i_sb, "unsupported datalayout %u of nid %llu",  in erofs_read_inode()
38 		inode->i_mode = le16_to_cpu(die->i_mode);  in erofs_read_inode()
39 		switch (inode->i_mode & S_IFMT) {  in erofs_read_inode()
47 			inode->i_rdev =  in erofs_read_inode()
52 			inode->i_rdev = 0;  in erofs_read_inode()
57 		i_uid_write(inode, le32_to_cpu(die->i_uid));  in erofs_read_inode()
58 		i_gid_write(inode, le32_to_cpu(die->i_gid));  in erofs_read_inode()
59 		set_nlink(inode, le32_to_cpu(die->i_nlink));  in erofs_read_inode()
62 		inode->i_mtime.tv_sec = inode->i_ctime.tv_sec =  in erofs_read_inode()
64 		inode->i_mtime.tv_nsec = inode->i_ctime.tv_nsec =  in erofs_read_inode()
67 		inode->i_size = le64_to_cpu(die->i_size);  in erofs_read_inode()
77 		inode->i_mode = le16_to_cpu(dic->i_mode);  in erofs_read_inode()
78 		switch (inode->i_mode & S_IFMT) {  in erofs_read_inode()
86 			inode->i_rdev =  in erofs_read_inode()
91 			inode->i_rdev = 0;  in erofs_read_inode()
96 		i_uid_write(inode, le16_to_cpu(dic->i_uid));  in erofs_read_inode()
97 		i_gid_write(inode, le16_to_cpu(dic->i_gid));  in erofs_read_inode()
98 		set_nlink(inode, le16_to_cpu(dic->i_nlink));  in erofs_read_inode()
101 		inode->i_mtime.tv_sec = inode->i_ctime.tv_sec =  in erofs_read_inode()
103 		inode->i_mtime.tv_nsec = inode->i_ctime.tv_nsec =  in erofs_read_inode()
106 		inode->i_size = le32_to_cpu(dic->i_size);  in erofs_read_inode()
111 		erofs_err(inode->i_sb,  in erofs_read_inode()
120 		inode->i_blocks = roundup(inode->i_size, EROFS_BLKSIZ) >> 9;  in erofs_read_inode()
122 		inode->i_blocks = nblks << LOG_SECTORS_PER_BLOCK;  in erofs_read_inode()
126 	erofs_err(inode->i_sb, "bogus i_mode (%o) @ nid %llu",  in erofs_read_inode()
127 		  inode->i_mode, vi->nid);  in erofs_read_inode()
132 static int erofs_fill_symlink(struct inode *inode, void *data,  in erofs_fill_symlink()  argument
135 	struct erofs_inode *vi = EROFS_I(inode);  in erofs_fill_symlink()
140 	    inode->i_size >= PAGE_SIZE) {  in erofs_fill_symlink()
141 		inode->i_op = &erofs_symlink_iops;  in erofs_fill_symlink()
145 	lnk = kmalloc(inode->i_size + 1, GFP_KERNEL);  in erofs_fill_symlink()
151 	if (m_pofs + inode->i_size > PAGE_SIZE) {  in erofs_fill_symlink()
153 		erofs_err(inode->i_sb,  in erofs_fill_symlink()
160 	memcpy(lnk, data + m_pofs, inode->i_size);  in erofs_fill_symlink()
161 	lnk[inode->i_size] = '\0';  in erofs_fill_symlink()
163 	inode->i_link = lnk;  in erofs_fill_symlink()
164 	inode->i_op = &erofs_fast_symlink_iops;  in erofs_fill_symlink()
168 static int erofs_fill_inode(struct inode *inode, int isdir)  in erofs_fill_inode()  argument
170 	struct super_block *sb = inode->i_sb;  in erofs_fill_inode()
171 	struct erofs_inode *vi = EROFS_I(inode);  in erofs_fill_inode()
179 	trace_erofs_fill_inode(inode, isdir);  in erofs_fill_inode()
198 	err = erofs_read_inode(inode, data + ofs);  in erofs_fill_inode()
203 	switch (inode->i_mode & S_IFMT) {  in erofs_fill_inode()
205 		inode->i_op = &erofs_generic_iops;  in erofs_fill_inode()
206 		inode->i_fop = &generic_ro_fops;  in erofs_fill_inode()
209 		inode->i_op = &erofs_dir_iops;  in erofs_fill_inode()
210 		inode->i_fop = &erofs_dir_fops;  in erofs_fill_inode()
213 		err = erofs_fill_symlink(inode, data, ofs);  in erofs_fill_inode()
216 		inode_nohighmem(inode);  in erofs_fill_inode()
222 		inode->i_op = &erofs_generic_iops;  in erofs_fill_inode()
223 		init_special_inode(inode, inode->i_mode, inode->i_rdev);  in erofs_fill_inode()
231 		err = z_erofs_fill_inode(inode);  in erofs_fill_inode()
234 	inode->i_mapping->a_ops = &erofs_raw_access_aops;  in erofs_fill_inode()
246 static int erofs_ilookup_test_actor(struct inode *inode, void *opaque)  in erofs_ilookup_test_actor()  argument
250 	return EROFS_I(inode)->nid == nid;  in erofs_ilookup_test_actor()
253 static int erofs_iget_set_actor(struct inode *inode, void *opaque)  in erofs_iget_set_actor()  argument
257 	inode->i_ino = erofs_inode_hash(nid);  in erofs_iget_set_actor()
261 static inline struct inode *erofs_iget_locked(struct super_block *sb,  in erofs_iget_locked()
270 struct inode *erofs_iget(struct super_block *sb,  in erofs_iget()
274 	struct inode *inode = erofs_iget_locked(sb, nid);  in erofs_iget()  local
276 	if (!inode)  in erofs_iget()
279 	if (inode->i_state & I_NEW) {  in erofs_iget()
281 		struct erofs_inode *vi = EROFS_I(inode);  in erofs_iget()
285 		err = erofs_fill_inode(inode, isdir);  in erofs_iget()
287 			unlock_new_inode(inode);  in erofs_iget()
289 			iget_failed(inode);  in erofs_iget()
290 			inode = ERR_PTR(err);  in erofs_iget()
293 	return inode;  in erofs_iget()
299 	struct inode *const inode = d_inode(path->dentry);  in erofs_getattr()  local
301 	if (erofs_inode_is_data_compressed(EROFS_I(inode)->datalayout))  in erofs_getattr()
308 	generic_fillattr(inode, stat);  in erofs_getattr()