3 files changed, 7 insertions, 3 deletions
diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h
index a5dbb57a687f..7dc2a06cf19a 100644
--- a/include/linux/f2fs_fs.h
+++ b/include/linux/f2fs_fs.h
@@ -273,7 +273,7 @@ struct f2fs_inode {
 			__le64 i_compr_blocks;	/* # of compressed blocks */
 			__u8 i_compress_algorithm;	/* compress algorithm */
 			__u8 i_log_cluster_size;	/* log of cluster size */
-			__le16 i_padding;		/* padding */
+			__le16 i_compress_flag;		/* compress flag */
 			__le32 i_extra_end[0];	/* for attribute size calculation */
 		} __packed;
 		__le32 i_addr[DEF_ADDRS_PER_INODE];	/* Pointers to data blocks */
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 59bba648147f..ad4cf1bae586 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -3198,6 +3198,7 @@ extern int generic_ci_d_hash(const struct dentry *dentry, struct qstr *str);
 extern int generic_ci_d_compare(const struct dentry *dentry, unsigned int len,
 				const char *str, const struct qstr *name);
 #endif
+extern void generic_set_encrypted_ci_d_ops(struct dentry *dentry);
 
 #ifdef CONFIG_MIGRATION
 extern int buffer_migrate_page(struct address_space *,
diff --git a/include/linux/fscrypt.h b/include/linux/fscrypt.h
index d23156d1ac94..2ea1387bb497 100644
--- a/include/linux/fscrypt.h
+++ b/include/linux/fscrypt.h
@@ -757,8 +757,11 @@ static inline int fscrypt_prepare_rename(struct inode *old_dir,
  * key is available, then the lookup is assumed to be by plaintext name;
  * otherwise, it is assumed to be by no-key name.
  *
- * This also installs a custom ->d_revalidate() method which will invalidate the
- * dentry if it was created without the key and the key is later added.
+ * This will set DCACHE_NOKEY_NAME on the dentry if the lookup is by no-key
+ * name.  In this case the filesystem must assign the dentry a dentry_operations
+ * which contains fscrypt_d_revalidate (or contains a d_revalidate method that
+ * calls fscrypt_d_revalidate), so that the dentry will be invalidated if the
+ * directory's encryption key is later added.
  *
  * Return: 0 on success; -ENOENT if the directory's key is unavailable but the
  * filename isn't a valid no-key name, so a negative dentry should be created;